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                             430 gevonden resultaten
nr titel auteur tijdschrift jaar jaarg. afl. pagina('s) type
1 27. Achievement of minimum clinically important differences in patient reported outcomes does not imply outright improvements in objective functional outcome measures for surgical treatment of adult spinal deformities Mar, Damon E.

21 9S p. S13-S14
artikel
2 255. A clinical calculator to predict survival in elderly spine trauma patients Carlile, Catherine

21 9S p. S131-S132
artikel
3 185. A clinical model to predict postoperative improvement in subdomains of the modified Japanese Orthopedic Association Score for degenerative cervical myelopathy Stephens II, Byron F.

21 9S p. S93-S94
artikel
4 204. A clinical pilot study showing the safety and efficacy of intramuscular injection of atelocollagen for prevention of paraspinal muscle atrophy after spine surgery Hur, Jung-Woo

21 9S p. S104
artikel
5 21. Adoption of enhanced recovery after surgery (ERAS) protocol for lumbar fusion decreases in hospital postoperative opioid consumption Jazini, Ehsan

21 9S p. S11
artikel
6 213. Adult spinal deformity surgery is associated with increased productivity and decreased absenteeism from work and school Durand, Wesley M.

21 9S p. S109
artikel
7 14. Ambulatory neuromuscular scoliosis patients have similar rates of infection, perioperative complications and revision to adolescent idiopathic scoliosis patients Sarwahi, Vishal

21 9S p. S7-S8
artikel
8 233. Ambulatory single-level posterior cervical foraminotomy for cervical radiculopathy: a propensity matched analysis of complication rates Bovonratwet, Patawut

21 9S p. S120
artikel
9 7. An algorithm for using deep learning convolutional neural networks with 3-dimensional depth sensor imaging in scoliosis detection Kokabu, Terufumi

21 9S p. S4
artikel
10 123. A novel comprehensive model to describe vertebral body motion following interbody fusion Johnson, Paul J.

21 9S p. S60-S61
artikel
11 146. A novel vertebral numbering system for identifying congenital anomalies of the spine using full spine radiographs with the EOS imaging system Sabri, Shahbaaz

21 9S p. S73
artikel
12 160. Anterior cervical discectomy and fusion vs cervical disc replacement for cervical spondylotic myelopathy: An MCID comparison Alluri, Ram K.

21 9S p. S80
artikel
13 19. Anterior lumbar interbody fusion with porous titanium interbody cages is associated with equivalent fusion rates and patient reported outcomes as bone morphogenetic protein-2 Zavras, Athan

21 9S p. S10
artikel
14 132. A patient specific approach to alignment and proximal junctional kyphosis risk assessment in adult spinal deformity surgery: development and validation of a predictive tool Weisenthal, Benjamin M.

21 9S p. S66
artikel
15 142. A prospective multicenter evaluation of the relationship between standing and recumbent spinopelvic alignment in supine, lateral or prone position Sembrano, Jonathan N.

21 9S p. S71
artikel
16 202. Are neuromonitoring alerts predictive of postoperative deficits in lateral lumbar interbody fusion? Record, Nicole

21 9S p. S103
artikel
17 195. Are we getting better at 3-column osteotomy in terms of achieving optimal realignment and minimizing complications in adult spinal deformity surgery? Passias, Peter G.

21 9S p. S99-S100
artikel
18 215. Assessing key functional outcomes after multilevel fusion for adult spinal deformity in patients over 60 years of age: A prospective, observational, multicenter study with two-year follow-up Yashuv, Hananel Shear

21 9S p. S110-S111
artikel
19 219. Assessing PHQ-9 vs SF-12 mental composite score as predictors of postoperative outcomes Mohan, Shruthi

21 9S p. S112-S113
artikel
20 2. Association between initial site of care and subsequent treatment patterns for back and neck pain Bobroske, Katherine

21 9S p. S1-S2
artikel
21 45. Association of race with early outcomes of elective posterior spinal fusion for adolescent idiopathic scoliosis: A propensity score matched analysis Alomari, Safwan

21 9S p. S22-S23
artikel
22 49. Associations of depression and sociodemographic characteristics with patient activation among those presenting for spine surgery McNeely, Emmanuel

21 9S p. S24-S25
artikel
23 100. Availability and reporting quality of external validations of ML prediction models with orthopedic surgical outcomes: A systematic review Groot, Olivier

21 9S p. S49
artikel
24 218. Baseline NDI and PROMIS PF predict postoperative return to normal in cervical spine surgery Kazarian, Gregory

21 9S p. S112
artikel
25 196. Best practice guideline on the assessment and management of osteoporosis in adult patients undergoing elective spinal reconstruction Sardar, Zeeshan

21 9S p. S100
artikel
26 164. Biomechanical analysis of the endplate fixation methods of cervical total disc replacement (TDR) prostheses to shear force expulsion DiAngelo, Denis J.

21 9S p. S82-S83
artikel
27 33. Biomechanical analysis of the novel active apex correction technique using a patient specific finite element approach with 6-month follow-up Jayaswal, Daksh

21 9S p. S16-S17
artikel
28 20. Biomechanical effect of facet joint violation on adjacent segment motion and disc strain following single level lumbar fusion with transpedicular screw and rod instrumentation Wangsawatwong, Piyanat

21 9S p. S10-S11
artikel
29 174. Cage position effect on subsidence and segment lordosis angle after OLIF operation: a new scoring system for treatment decision Gong, Ke

21 9S p. S87
artikel
30 111. Can body composition measures on computed tomography predict mortality in patients with spinal metastases undergoing surgery? Groot, Olivier

21 9S p. S54-S55
artikel
31 214. Can posterior cervical decompression and fusion be safely performed in the outpatient settings? Katz, Austen

21 9S p. S109-S110
artikel
32 182. Catastrophic acute failure of pelvic fixation in adult spinal deformity requiring revision surgery: a multicenter review of incidence, failure mechanisms, and risk factors Martin, Christopher T.

21 9S p. S92
artikel
33 80. Cellular bone matrix in multilevel ACDF: A prospective evaluation of 1-year fusion rates and patient reported outcomes Saitta, Bradley

21 9S p. S39-S40
artikel
34 107. Cervical alignment and distal junctional failure in posterior cervical fusion: a multicenter comparison of two surgical approaches Pinter, Zachariah

21 9S p. S52-S53
artikel
35 124. Cervical deformity score: a composite alignment tool to optimize outcomes while mitigating complications Elysee, Jonathan

21 9S p. S62
artikel
36 205. Cervical myelopathy increases cost of care and length of stay following hip fracture Zhang, Hanci

21 9S p. S104-S105
artikel
37 162. Cervical total disc replacement: available implant size matters Guyer, Richard D.

21 9S p. S81-S82
artikel
38 248. Characterizing negative reviews of orthopedic spine surgery practices and surgeons on Yelp.com Brinkman, Joseph

21 9S p. S128
artikel
39 175. Cognitive impairments prior to spine surgery: association with symptoms severity and impact on short-term outcome Skolasky, Richard L.

21 9S p. S87-S88
artikel
40 167. Combined thoracic anterior and lumbar posterior tethering vs anterior vertebral body tethering: Outcomes in skeletally immature idiopathic scoliosis Wu, Hao-Hua

21 9S p. S84
artikel
41 260. Comparing outcomes and mortality of upper cervical and subaxial cervical spine trauma in elderly patients Carlile, Catherine

21 9S p. S134
artikel
42 3. Comparison of complications, outcomes and cost in frail vs nonfrail adult spinal deformity surgery patients Krol, Oscar

21 9S p. S2
artikel
43 73. Comparison of 90-day complications in propensity matched robotic-assisted vs nonrobotic-assisted lumbar fusion: robotic assistance does not increase the complication rate Yu, Charles C.

21 9S p. S36
artikel
44 116. Comparison of long-term clinical and radiographical outcomes between the anterior and combined anterior and posterior approaches for treating lumbosacral tuberculosis Zhang, Zhuang

21 9S p. S57
artikel
45 85. Comparison of novel machine vision image guidance system with a 3D fluoroscopy-based platform for pedicle screw placement: a randomized prospective study of radiation, accuracy, and cost Malham, Greg M.

21 9S p. S41-S42
artikel
46 151. Comparison of opioid consumption patterns of three interbody fusion surgical techniques LeRoy, Taryn E.

21 9S p. S75-S76
artikel
47 153. Comparison of opioid use in multilevel lumbar spinal fusion patients before and after implementation of an institutional opioid minimizing program Reisener, Marie-Jacqueline

21 9S p. S76-S77
artikel
48 206. Comparison of patient factors (frailty) vs surgical factors (invasiveness) for optimization of 2-year cost utility: We should focus on the patient factors Gum, Jeffrey L.

21 9S p. S105
artikel
49 235. Complication rate evolution across 10-year enrollment period of a prospective multicenter database Lafage, Renaud

21 9S p. S121
artikel
50 228. Complications following posterior cervical arthrodesis for cervical spondylotic myelopathy: a single institution's experience Suresh, Krishna Vangipuram

21 9S p. S117
artikel
51 92. Complications of cervical epidural steroid injections Cabell, Akaila

21 9S p. S45
artikel
52 227. Continued improvement in functional gait and balance parameters to one year following decompression surgery for cervical spondylotic myelopathy Haddas, Ram

21 9S p. S116-S117
artikel
53 179. Correcting ASD patients to normative alignment results in no functional benefit but more PJK and PJF Protopsaltis, Themistocles S.

21 9S p. S90-S91
artikel
54 137. Correction, maintenance of cervical alignment and revision rates: three-level ACDF versus corpectomy ACDF hybrid procedures Campion, Chad E.

21 9S p. S68-S69
artikel
55 113. Correlation between the spinal instability neoplastic score (SINS) and patient reported outcomes Versteeg, Anne

21 9S p. S55-S56
artikel
56 207. Cost benefit of implementation of risk stratification models for adult spinal deformity surgery Kummer, Nicholas

21 9S p. S105-S106
artikel
57 210. Cost-utility analysis of bracing vs observation for adolescent idiopathic scoliosis Ikwuezunma, Ijezie

21 9S p. S107-S108
artikel
58 140. C2 pelvic angle (C2PA) is a useful intraoperative radiographic parameter that correlates with the risk of developing proximal junctional kyphosis postoperatively Ha, Alex

21 9S p. S70
artikel
59 190. C2 pelvic angle (C2PA) is a useful radiographic parameter that correlates with clinical outcomes of symptomatic proximal junctional kyphosis Ha, Alex

21 9S p. S96-S97
artikel
60 221. Defining clinically relevant distal failure in the treatment of adult cervical deformity: an improved definition based on functional outcomes and need for reoperation Naessig, Sara

21 9S p. S113-S114
artikel
61 48. Depression severity and its impact on spine surgery outcomes Johnson, Christopher

21 9S p. S24
artikel
62 87. Development of a machine learning algorithm for neck motion classification in patients after anterior cervical discectomy and fusion (ACDF) Huang, Le

21 9S p. S42-S43
artikel
63 252. Differences in clinically important physical function improvement in workers’ compensation population Jadczak, Caroline

21 9S p. S130
artikel
64 93. Differences in patient reported outcomes between patients who do and do not complete PROMIS surveys Mohan, Shruthi

21 9S p. S45-S46
artikel
65 145. Disc height assessment: interobserver variability and auto segmentation technology Beall, Douglas P.

21 9S p. S72-S73
artikel
66 32. DJK and revision rates in multilevel posterior cervical fusions terminating at the cervicothoracic junction Sabri, Shahbaaz

21 9S p. S16
artikel
67 18. Do differences in segmental angle of single level posterior lumbar fixation affect adjacent level biomechanics: cadaveric study of range of motion and optical disc strain De Andrada Pereira, Bernardo

21 9S p. S9-S10
artikel
68 55. Do elderly patients have higher risk of complications and reoperations with MIS deformity surgery? Park, Paul

21 9S p. S27-S28
artikel
69 230. Does elevated mean arterial pressure lead to better outcomes in degenerative cervical myelopathy: a prospective, pilot randomized control trial Sharma Sr, Ayush

21 9S p. S118
artikel
70 79. Does facet distraction affect patient outcomes after ACDF? Levy, Hannah

21 9S p. S39
artikel
71 209. Does increased regional discretionary spending correlate with safety in spine surgery among Medicare beneficiaries? Ko, Hyunkyu

21 9S p. S107
artikel
72 216. Does interbody fusion at L4-L5 and L5-S1 lead to a lower rate of revision surgery for pseudarthrosis and rod fracture at the lumbosacral junction? Dinizo, Michael

21 9S p. S111
artikel
73 28. Does loss of spondylolisthesis reduction impact clinical and radiographic outcomes after minimally invasive transforaminal lumbar interbody fusion? Steinhaus, Michael E.

21 9S p. S14
artikel
74 241. Does OR size impact spine surgery efficiency? Levy, Hannah

21 9S p. S124
artikel
75 262. Does preoperative bone mineral density impact fusion success in anterior cervical spine surgery: a prospective cohort study Monsef, Jad Bou

21 9S p. S135
artikel
76 44. Does robotic vs freehand screw placement affect patient reported outcomes in 1-3 level lumbar fusion? DiMaria, Stephen

21 9S p. S22
artikel
77 125. Does the upper instrumented vertebra or lower instrumented vertebra decision affect long-term outcomes after long segment posterior cervical fusion? Wilson, Jamie R.

21 9S p. S62-S63
artikel
78 122. Does vertebral body tethering cause disc and facet joint degeneration? An MRI study with minimum two years of follow-up Yucekul, Altug

21 9S p. S60
artikel
79 220. Do favorable short-term patient reported outcomes after spine surgery predict loss to one- and two-year follow-up? Karamian, Brian

21 9S p. S113
artikel
80 222. Do grit and self-control impact outcomes following spine surgery: a retrospective analysis Mok, Jung

21 9S p. S114
artikel
81 42. Do no harm: a retrospective analysis of the initial risk of complications in robotic spine surgery Ahmad, Waleed

21 9S p. S21
artikel
82 81. Do patient expectations represent a more important clinical difference: a study of surgical outcomes in the cervical spine Lynch, Conor

21 9S p. S40
artikel
83 180. Do robotic procedures have improved perioperative outcomes after a learning curve period? Krol, Oscar

21 9S p. S91
artikel
84 96. Dual medial branch blocks and progression to radiofrequency neurotomy for zygapophysial arthropathy Sherwood, David

21 9S p. S47
artikel
85 155. Dual role of neck disability index in assessment of quality of life in cervical spine patients Cha, Elliot

21 9S p. S77-S78
artikel
86 127. Durability and failure mechanisms of cervical deformity correction surgery Balouch, Eaman

21 9S p. S63-S64
artikel
87 1. Early mobilization vs prolonged (>24hrs) bedrest for incidental durotomy Verma, Ketan

21 9S p. S1
artikel
88 29. Early postoperative anticoagulation after spinal fracture surgery decreases venous thromboembolism rates Taghlabi, Khaled

21 9S p. S14-S15
artikel
89 Editorial Board
21 9S p. A1
artikel
90 76. Effect of implant endplate surface topology on subsidence resistance in cervical interbody fixation: comparison of two 3D printed titanium cervical spine fixation devices Kiapour, Ali

21 9S p. S37-S38
artikel
91 264. Effect of postmenopausal state on distribution of bone mineral density in the lumbar spine Vaishnav, Avani S.

21 9S p. S135-S136
artikel
92 95. Effect of spinal cord stimulation on balance and gait in failed back surgery syndrome patients Haddas, Ram

21 9S p. S46
artikel
93 103. Effects of anterior cervical discectomy and fusion on mental health Dowling III, Thomas J.

21 9S p. S50-S51
artikel
94 258. Epidemiological trends associated with football-related spine injuries Mohanty, Sarthak

21 9S p. S133
artikel
95 191. Establishing a threshold of impairment to define coronal malalignment in adult spinal deformity patients Zuckerman, Scott L.

21 9S p. S97
artikel
96 267. Establishing safety thresholds for surgical invasiveness based on frailty status in ASD surgery Neuman, Brian J.

21 9S p. S137
artikel
97 263. Evaluation of bone mineral density after instrumented lumbar fusion using computed tomography Wanderman, Nathan

21 9S p. S135
artikel
98 75. Evaluation of cage subsidence in standalone lateral lumbar interbody fusion: Novel 3D printed titanium versus polyetheretherketone (PEEK) cage Amini, Dominik Adl

21 9S p. S37
artikel
99 189. Evaluation of coronal alignment from the skull using the novel orbital-coronal vertical axis line Zuckerman, Scott L.

21 9S p. S96
artikel
100 16. Evaluation of the cage subsidence performance of three porous lateral cage designs Yee-Yanagishita, Christian

21 9S p. S8-S9
artikel
101 128. Evolution of adult cervical deformity surgery clinical and radiographic outcomes based on a multicenter prospective study: Are behaviors and outcomes changing with experience? Passias, Peter G.

21 9S p. S64-S65
artikel
102 31. Evolution of proximal junctional kyphosis and proximal junctional failure rates over 10 years of enrollment in a prospective multicenter adult spinal deformity database Alshabab, Basel Sheikh

21 9S p. S15-S16
artikel
103 83. External validation of the NSQIP calculator utilizing a single institutional experience for adult spinal deformity corrective surgery Naessig, Sara

21 9S p. S41
artikel
104 8. Factors contributing to cost in management of spinal epidural abscesses Xiong, Grace

21 9S p. S4-S5
artikel
105 110. Feasibility of achieving planned surgical margins in primary spine tumor: a PTRON study Dandurand, Charlotte

21 9S p. S54
artikel
106 268. Frailty is a better predictor than age of mortality and perioperative complications after surgery for Degenerative Cervical Myelopathy: An analysis of 41,369 patients from the NSQIP database 2010-2018 Wilson, Jamie R.

21 9S p. S137-S138
artikel
107 178. Full endoscopic vs open discectomy for sciatica: a randomized controlled trial Gadjradj, Pravesh

21 9S p. S90
artikel
108 88. Generation of CT myelograms using noncontrast CT with machine learning Cho, Brian

21 9S p. S43
artikel
109 105. Global coronal decompensation after adult spinal deformity surgery: comparison of upper vs lower thoracic proximal fixation Buell, Thomas

21 9S p. S51-S52
artikel
110 199. HbA1c and BMI are modifiable risk factors for reducing wound complications but do not influence risk of pseudarthrosis Patel, Hershil

21 9S p. S101-S102
artikel
111 266. Higher paraspinal muscle density effect on outcomes after ACDF Pinter, Zachariah

21 9S p. S136-S137
artikel
112 104. Highest achievable outcomes for adult spinal deformity corrective surgery by frailty Passias, Peter G.

21 9S p. S51
artikel
113 203. High radiation burden of minimally invasive approaches for adult spinal deformity Godzik, Jakub

21 9S p. S103-S104
artikel
114 133. How preoperative motor weakness affects the extent of recovery after elective spine surgery in patients with degenerative lumbar spinal stenosis Yagi, Mitsuru

21 9S p. S66-S67
artikel
115 102. How the back affects the neck: preoperative sagittal vertical axis is correlated with cervical myelopathy scores Scheer, Justin K.

21 9S p. S50
artikel
116 90. Identification of anterior cervical spinal instrumentation using a smartphone application powered by machine learning Schwartz, John T.

21 9S p. S44
artikel
117 40. Identification of optimal frailty and deformity ranges to achieve maximum improvement from adult spinal deformity corrective surgery Passias, Peter G.

21 9S p. S20
artikel
118 121. Identifying the utility of Hounsfield units (HU) to predict proximal junctional kyphosis in adult spinal deformity Mundis Jr., Gregory M.

21 9S p. S59-S60
artikel
119 64. Impact of depression on patient reported outcomes following primary vs revision ACDF Lynch, Conor

21 9S p. S32
artikel
120 244. Impact of inhalational anesthetic agents on the baseline monitorability of motor evoked potentials (MEPs) during spine surgery: A review of 22,755 cervical and lumbar procedures Wilent, Bryan

21 9S p. S126
artikel
121 72. Impact of navigation on 30-day outcomes for adult deformity surgery Katz, Austen

21 9S p. S35-S36
artikel
122 5. Impact of racial and ethnic disparities on health outcomes following cervical spine surgery Master, Hiral

21 9S p. S3
artikel
123 47. Impact of racial disparities on all-cause mortality in patients with a primary malignant or nonmalignant tumor of the spinal cord or spinal meninges: A propensity-score analysis Elsamadicy, Aladine A.

21 9S p. S23-S24
artikel
124 208. Improvements in outcomes and cost after adult spinal deformity corrective surgery between 2008 and 2019 Passias, Peter G.

21 9S p. S106-S107
artikel
125 259. Incidence of lumbar vertebral fractures based on etiology throughout the United States from 2010 to 2018 Wakim, Jonathan

21 9S p. S133-S134
artikel
126 271. Increasing frailty is negatively correlated with long term functional outcomes after surgery for degenerative cervical myelopathy: 757 patients from the CSM-NA and CSM-I multicenter observational studies Wilson, Jamie R.

21 9S p. S139
artikel
127 119. Indications conference for surgical decision-making in complex spine surgery: creating consensus when the stakes are high Williamson, Theresa

21 9S p. S58-S59
artikel
128 136. Influence of goal attainment scaling on cognitive behavioral based physical therapy outcomes after lumbar spine surgery Coronado, Rogelio A.

21 9S p. S68
artikel
129 231. Influence of preoperative severity on postoperative improvement among patients with myeloradiculopathy following anterior cervical discectomy and fusion Geoghegan, Cara

21 9S p. S118-S119
artikel
130 86. Investigation and validation of deep learning algorithms to identify cervical ossification of posterior longitudinal ligaments on radiography Tamai, Koji

21 9S p. S42
artikel
131 129. Is it possible to recover from distal junctional kyphosis occurrence and reoperation? Passias, Peter G.

21 9S p. S65
artikel
132 181. Is patient geography a risk factor for chronic opioid use after ACDF? Levy, Hannah

21 9S p. S91-S92
artikel
133 246. Is the implant in bone? The accuracy of CT and fluoroscopic imaging for detecting malpositioned pelvic screw and SI fusion implants Miguel, Jose San

21 9S p. S127
artikel
134 135. Is there a difference in patient outcomes based on drain duration or output? Mao, Jennifer

21 9S p. S67-S68
artikel
135 115. Is the use of rh-BMP associated with increased incidence of cancer? Fatima, Nida

21 9S p. S56-S57
artikel
136 24. Lateral decubitus single position circumferential fusion (ALIF & PSF) improves perioperative outcomes compared to traditional anterior-posterior fusion Ashayeri, Kimberly

21 9S p. S12-S13
artikel
137 12. Late spinal infections are more common among pediatric vs adult spinal deformity patients Ikwuezunma, Ijezie

21 9S p. S6-S7
artikel
138 63. Liposomal bupivacaine does not decrease postoperative opioid use or length of hospital stay in patients undergoing ACDF Neufeld, Eric

21 9S p. S31
artikel
139 217. Long cervical fusions: are multiple segmental plates less likely to fail than a single long plate? Rios, Fernando

21 9S p. S111
artikel
140 71. Long-term follow-up of a consecutive series with prodisc C Nova at a single institution Bertagnoli, Rudolf

21 9S p. S35
artikel
141 270. Low Hounsfield Units measured at the upper instrumented vertebra are an independent risk factor for density related complications in adult spinal fusion procedures Philipp, Travis C.

21 9S p. S139
artikel
142 187. Lumbar lordosis is primarily lost in the upper lumbar spine in ASD patients with sagittal deformities Lafage, Renaud

21 9S p. S95
artikel
143 169. Lumbar spine sagittal mismatch deformity negatively affects total knee arthroplasty outcomes Sheppard, William

21 9S p. S84-S85
artikel
144 166. Lumbar total disc replacement as a part of adult scoliosis surgical treatment of 205 patients with minimum of 2 years of follow-up Marnay, Thierry P.

21 9S p. S83
artikel
145 94. Machine vision image guided system in spinal fusion surgery: Early clinical experience Wadhwa, Harsh

21 9S p. S46
artikel
146 212. Matched analysis demonstrates acute rehabilitation or skilled nursing facility care does not reduce readmissions, return to surgery or improve outcomes compared to home discharge following adult spine deformity surgery Bess, Shay

21 9S p. S108-S109
artikel
147 172. Matched analysis demonstrates fusion to upper thoracic spine does not improve correction or outcomes compared to thoracolumbar upper instrumented vertebra (UIV) for select adult spinal deformities Bess, Shay

21 9S p. S86
artikel
148 253. Mental health improvement predicts acute changes in physical health outcomes following minimally invasive lumbar decompression Lynch, Conor

21 9S p. S130
artikel
149 161. Metal-on-metal vs metal-on-plastic artificial discs in 2-level anterior cervical disc replacement: a meta-analysis with follow up of 5 years or more Coban, Daniel

21 9S p. S81
artikel
150 159. Midterm 4-year outcomes for single-level total disc replacement with a novel viscoelastic artificial cervical disc compared to ACDF Phillips, Frank M.

21 9S p. S79-S80
artikel
151 168. Minimally invasive hydrogel nucleoplasty in a goat model of moderate severity disc degeneration Fusco, Alessandra

21 9S p. S84
artikel
152 117. Minimally invasive transforaminal lumbar interbody fusion increases late-term rates of pseudarthrosis versus open approach Coban, Daniel

21 9S p. S57-S58
artikel
153 197. Modest cost reduction associated with initial ERAS implementation in lumbar spine fusion Pestano, Cecile

21 9S p. S100-S101
artikel
154 Modic changes are associated with activation of intense inflammatory and host defense response pathways -- molecular insights from proteomic analysis of human intervertebral discs Rajasekaran, S.

21 9S p. S61-S62
artikel
155 247. Multidisciplinary conference for complex surgery leads to improved quality and safety Norris, Zoe

21 9S p. S127
artikel
156 NASS 2021 Author Disclosure Index
21 9S p. S216-S241
artikel
157 NASS 2021 Author Index
21 9S p. S249-S260
artikel
158 NASS 2021 Subject Index
21 9S p. S242-S248
artikel
159 234. Neurologic complications after adult spinal deformity surgery Dinizo, Michael

21 9S p. S120
artikel
160 74. Novel artificial intelligence algorithm can accurately and independently measure spinopelvic parameters Orosz, Lindsay

21 9S p. S36-S37
artikel
161 26. Occluding annular defects with a bone anchored closure device results in fewer procedure related readmissions after lumbar discectomy: Four-year data from a multicenter, prospective, randomized superiority study Klassen, Peter D.

21 9S p. S13
artikel
162 149. Opioid sparing anesthesia for lumbar spinal fusion surgery reduces opioid consumption, blood loss and operative time: A propensity matched analysis Gum, Jeffrey L.

21 9S p. S74-S75
artikel
163 34. Optimal intraoperative fluid management in adult spinal deformity correction surgery Cerpa, Meghan

21 9S p. S17
artikel
164 39. Optimizing safety in robotic lumbar instrumented fusions: a risk factor analysis of robotic failures Ashayeri, Kimberly

21 9S p. S19-S20
artikel
165 30. Outcomes analysis of staged vs same day surgery patients undergoing identical cervical deformity corrective surgery Krol, Oscar

21 9S p. S15
artikel
166 261. Outcomes in patients with vertebral injury after cervical spine trauma Shah, Romil

21 9S p. S134-S135
artikel
167 114. Outcomes of an enhanced recovery after surgery (ERAS) program for patients with metastatic spine tumors Amin, Anubhav

21 9S p. S56
artikel
168 23. Outcomes of direct vs indirect decompression for lumbar spondylolisthesis: A propensity matched cohort analysis McKeithan, Lydia

21 9S p. S12
artikel
169 171. Overcorrection of the upper instrumented vertebra relative to the center of the femoral heads is associated with proximal junctional kyphosis Wu, Hao-Hua

21 9S p. S85-S86
artikel
170 P129. ACDF with prior thyroidectomy leads to increased risk of dysphagia and dysphonia but not revisions Yang, Daniel

21 9S p. S204
artikel
171 P9. A distraction-based bench top protocol for the evaluation of growing rod concepatients Dick, David

21 9S p. S144-S145
artikel
172 P57. A double blind, randomized controlled, prospective trial assessing the effectiveness of oral corticoids in the treatment of symptomatic lumbar stenosis Rodrigues Sr., Luiz Claudio L.

21 9S p. S167-S168
artikel
173 P88. Ahead of the curve: A systematic review of anterior vertebral body tethering in adolescent idiopathic scoliosis Acosta, Jonathan

21 9S p. S183
artikel
174 254. Pain catastrophizing impacts outcome scores but not recovery kinetics after 1-2 level anterior cervical surgery Virk, Sohrab

21 9S p. S131
artikel
175 152. Pain plan implementation decreases postoperative opioid use, hospital length of stay and clinic resource utilization for patients undergoing elective spine surgery Uppal, Harjot

21 9S p. S76
artikel
176 158. Pain plan implementation for elective spine surgery: effect of patient opioid history categorization on inpatient and outpatient opioid use, length of stay, pain scores, and clinic resource utilization Rozenfeld, Sydney

21 9S p. S79
artikel
177 P61. Allogenic transfusion increases the risk for postoperative infectious complications in children undergoing spinal fusion Eisler, Lisa

21 9S p. S169-S170
artikel
178 P115. Analysis of 90-day readmissions across hospital size: Risk factors for readmission in single level anterior cervical discectomy and fusion Shah, Kush

21 9S p. S196-S197
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179 P76. An analysis of prognostic factors for patients with primary osseous malignancies of the mobile spine in the California Cancer Registry, 1988-2016 Stroud, Sarah

21 9S p. S176-S177
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180 P149. An artificial neural network approach to predicting mortality after emergency spine trauma surgery with near 90% accuracy Daniels, Alan H.

21 9S p. S214
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181 P38. A novel fusion classification system for the advent of bioactive interbody implants Eastlack, Robert K.

21 9S p. S158-S159
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182 P32. Assessing endocrine abnormalities as risk factors for Pseudarthrosis after adult spinal deformity (ASD) surgery at minimum 2 year follow-up Sachdev, Rahul

21 9S p. S155-S156
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183 257. Patient specific predictive factors of vertebral artery injury following blunt cervical spine trauma Wynn, Malynda

21 9S p. S132-S133
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184 211. Patient, surgery, and hospital-related risk factors for hospital acquired conditions following common spinal procedures during inpatient stays Crespi, Zachary

21 9S p. S108
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185 70. Patient valuation of telemedicine in spine care: what do patients want? Lightsey IV, Harry M.

21 9S p. S34-S35
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186 P13. Biomechanical effects of proximal PEEK rod extension on the upper instrumented and adjacent levels in a human long segment construct: A cadaveric model De Andrada Pereira, Bernardo

21 9S p. S146
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187 P117. Bone density distribution in the cervical spine: Establishing level specific reference values Lovecchio, Francis C.

21 9S p. S197-S198
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188 P60. Bone health optimization improves osteoporosis screening and treatment prior to thoracolumbar fusion Bernatz, James T.

21 9S p. S169
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189 P109. Bridging the cervicothoracic junction during multi-level posterior cervical decompression and fusion -A systematic review and meta-analysis Truumees, Eeric

21 9S p. S193
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190 P34. Cage placement is a predictor of postoperative subsidence in expandable and non-expandable cages Norris, Zoe

21 9S p. S156-S157
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191 P15. Can cervical and lumbar epidural blood patches help avoid revision surgery for symptomatic postoperative dural tears? Phan, Amy

21 9S p. S147
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192 P124. Central Cord Syndrome: Should age influence surgical decision and timing? Naessig, Sara

21 9S p. S201
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193 P112. Cervical disc replacement for radiculopathy versus myeloradiculopathy: An MCID analysis Alluri, Ram K.

21 9S p. S195
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194 P49. Cervical spine CT scans can miss fractures when football equipment is in place Piple, Amit

21 9S p. S163-S164
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195 P123. Clinically important difference in neck pain and disability with cervical plating for anterior cervical discectomy and fusion Geoghegan, Cara

21 9S p. S200-S201
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196 P35. Clinical outcome of surgical site infection after spinal fusion Mao, Jennifer

21 9S p. S157
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197 P53. Clinical risk factors for adjacent segment disease following lumbar spine fusion surgeries: A systematic review and meta-analysis Mesregah, Mohamed K.

21 9S p. S165-S166
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198 P130. Comparative safety and efficacy of four surgical techniques in three level Anterior Cervical Discectomy and Fusion (ACDF) Elsabeh, Rami

21 9S p. S204-S205
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199 P92. Compared to multi rod (≥3) constructs, interbody fusion does not reduce the rate of rod failure at 2-year minimum follow-up Kazarian, Gregory

21 9S p. S185
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200 P70. Completion rates for PROMIS-PF compared with legacy PROMs Mohan, Shruthi

21 9S p. S173-S174
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201 P98. Complication rates following Chiari Malformation Surgical Management based on sub type and surgical variables Naessig, Sara

21 9S p. S188
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202 P8. Correlations between sagittal plane disc dimensions and principal surface strains across the L3-4 intact IVD during in vitro multidirectional loading Sawa, Anna G.

21 9S p. S143-S144
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203 P74. Cost impact of intravenous drug use on the treatment of spine infections Shackleford, Taylor

21 9S p. S175-S176
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204 P42. CT measurement of pelvic incidence in the evaluation of spondylolisthesis Shi, Jinhui

21 9S p. S160
artikel
205 P85. Delayed staging during same hospitalization increases complication risk following adult spinal deformity surgery Neuman, Brian J.

21 9S p. S181-S182
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206 P148. Determinants of cost ineffectiveness in adult spinal deformity surgery Kummer, Nicholas

21 9S p. S213-S214
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207 P46. Determining lowest instrumental vertebrae (LIV) on prone X-ray can save fusion levels with good correction and balance in AIS patients compared to traditional methods Sarwahi, Vishal

21 9S p. S162
artikel
208 P102. Determining the impact of proximal junctional kyphosis on cost utility in adult spinal deformity patients Passias, Peter G.

21 9S p. S190
artikel
209 P30. Development of a machine learning algorithm for prediction of complications and readmission after lumbar spinal fusion Shah, Akash A.

21 9S p. S154-S155
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210 P125. Development of a novel ensemble machine learning algorithm for prediction of complications and readmission after anterior cervical spinal fusion Shah, Akash A.

21 9S p. S201-S202
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211 P126. Development of a novel ensemble machine learning algorithm for prediction of complications and readmission after posterior cervical spinal fusion Shah, Akash A.

21 9S p. S202-S203
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212 P51. Differences in charges for elective single level anterior cervical discectomy and fusion across hospital size: A nationwide readmissions database analysis Shah, Kush

21 9S p. S164-S165
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213 P141. Do age adjusted parameters influence patient reported outcomes after lumbar decompression? Clark, Nicholas

21 9S p. S210
artikel
214 P135. Does a dedicated scoliosis team and surgical standardization improve outcomes in adolescent idiopathic scoliosis surgery and is it reproducible? Sarwahi, Vishal

21 9S p. S207
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215 P67. Does a high postoperative opioid dose predict chronic use after ACDF? Levy, Hannah

21 9S p. S172
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216 P12. Does posterior ligamentous complex disruption following lumbar pedicle screw and rod instrumentation affect the upper adjacent level? Wangsawatwong, Piyanat

21 9S p. S146
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217 P93. Does spinal deformity affect adolescents’ quality of life before we tell them it should? Langner, Joanna

21 9S p. S185
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218 P11. Does the choice of spinal interbody fusion approach significantly affect adjacent segment mobility? Wangsawatwong, Piyanat

21 9S p. S145
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219 P119. Does the use of IV tranexamic acid impact postoperative hemoglobin and hematocrit following anterior cervical discectomy and fusion? Schaffler, Ben

21 9S p. S198-S199
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220 P55. Do patients accurately recall symptoms pre and post lumbar epidural steroid injection: A cohort study of recall bias in patient reported outcomes Butt, Bilal B.

21 9S p. S166-S167
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221 P24. Dysphagia and Odynophagia following zero profile ACDF: Incidence, severity and resolution Chandra, Akhil

21 9S p. S151-S152
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222 P150. Early surgery for thoracolumbar extension type fractures in geriatric patients with spinal ankylosing disorders is Associated with decreased perioperative patient complications Barkay, Gal

21 9S p. S214
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223 P7. Effect of cage position and insertion angle in the oblique lumbar interbody fusion: A finite element study Hur, Jung-Woo

21 9S p. S143
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224 P1. Efficacy of a calcium phosphate collagen matrix bone graft with needle-shaped submicron surface topography in a rabbit posterolateral lumbar spine fusion model Kucko, Nathan

21 9S p. S140
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225 61. Percutaneous lumbar discal nucleoplasty (PLN): Initial experience in 51 patients affected by small/contained herniated disc Fasoli, Fabrizio

21 9S p. S30-S31
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226 54. Perioperative outcomes of anterior vertebral spinal tethering vs posterior spinal fusion for skeletally immature patients with idiopathic scoliosis Wu, Hao-Hua

21 9S p. S27
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227 77. Perioperative outcomes of concomitant shoulder diagnoses for patients undergoing cervical spine procedures Ahmad, Waleed

21 9S p. S38
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228 186. Persistent sleep disturbance after spine surgery is associated with failure to achieve meaningful improvements in pain and health related quality of life Marrache, Majd

21 9S p. S94-S95
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229 P118. Establishing baseline motor and somatosensory evoked potentials (MEPs and SSEPs) prior to cervical spine surgery: Association with diagnosis, demographics, comorbidities, and patient-reported measures DiMaria, Stephen

21 9S p. S198
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230 P73. Evaluating the concurrent validity of PROMIS PF, PI, and depression domains with the SOSG-OQ in metastatic spine tumor patients Richardson, Michelle

21 9S p. S175
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231 P145. Evaluation of health-related quality of life improvement in patients undergoing spine vs adult reconstructive surgery after 1 year follow-up Patel, Hershil

21 9S p. S212
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232 P5. Fixation stability of four different cervical disc prostheses endplate configurations DiAngelo, Denis J.

21 9S p. S142
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233 P83. Fractional curve correction using TLIF vs ALIF in adult scoliosis Buell, Thomas

21 9S p. S180
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234 P95. Geographic variation in the philosophy of adult spinal deformity management and patient outcomes: A propensity score matching analysis from the Prospective Evaluation Deformity Surgery (PEEDS) Study Kwan, Kenny

21 9S p. S186-S187
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235 P59. Giant disc herniation treated with tubular unilateral approach for bilateral decompression Sommer, Fabian

21 9S p. S168-S169
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236 P87. Global alignment and proportion (GAP) score with modified RSA parameter: GAP-R score Applebaum, Ariella

21 9S p. S182-S183
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237 P29. Gram negative vs gram positive cultures: A comparison of gram type on washouts & antibiotic duration Sirch, Francis

21 9S p. S154
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238 P52. Health care use after incident visits for low back conditions in the Veterans Health Administration Lisi, Anthony J.

21 9S p. S165
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239 P91. How does gravity influence the distribution of lordosis in sagittal malalignment? Lafage, Renaud

21 9S p. S184-S185
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240 P132. How does the Mazor X stealth edition compare with the Mazor X for robot-assisted spine surgery? A multicenter, propensity matched analysis of 2,800 screws and 372 patients Lee, Nathan J.

21 9S p. S205-S206
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241 P23. How important is losing weight for the spine patient? The utility of simple weight measurements in preoperative optimization for spinal surgery Davis, Donald

21 9S p. S151
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242 134. Physical therapy on postoperative day zero following cervical spine surgery decreases length of stay Manning, Blaine

21 9S p. S67
artikel
243 P104. Identifying C2 slope and T1 slope thresholds for optimal functional and clinical outcomes in cervical deformity correction Passfall, Lara

21 9S p. S191
artikel
244 P100. Identifying the optimal comorbidity index for assessing major complications and discharge disposition after adult spinal deformity surgery Sachdev, Rahul

21 9S p. S189
artikel
245 P64. Impact of body mass index on opioid consumption in lumbar spine fusion surgery LeRoy, Taryn E.

21 9S p. S170-S171
artikel
246 P108. Impact of C3 involvement on postoperative kyphosis following cervical laminoplasty: Comparison between high and low T1 slope Shin, Myung-Hoon

21 9S p. S193
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247 P143. Impact of preoperative MRSA screening on infection risk in spine patients DiMaria, Stephen

21 9S p. S211
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248 P86. Impact of reoperations on cost of care in adult spinal deformity surgery Yeramaneni, Samrat

21 9S p. S182
artikel
249 P107. Impact of upper instrumented vertebra and lordosis morphology on acute proximal junctional fracture following adult spinal deformity surgery Im, Sang Kyu

21 9S p. S192-S193
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250 P110. Improvements in cost effectiveness of adult cervical deformity corrective surgery over time: Analysis of a prospective adult cervical deformity database Passias, Peter G.

21 9S p. S194
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251 P27. Incidence of dysphonia vs dysphagia/odynophagia following zero profile ACDF Chandra, Akhil

21 9S p. S153
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252 P40. Indirect effect on adjacent segment after minimally invasive transforaminal lumbar interbody fusion Limthongkul, Worawat

21 9S p. S159-S160
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253 P133. Is preoperative resolution of leg pain at rest a predictor for successful indirect decompression in anterior and lateral lumbar interbody fusion? Moltzen, Courtney

21 9S p. S206
artikel
254 P16. Is there a difference in screw accuracy, robot time per screw, robot abandonment, and radiation exposure between the Mazor X and the renaissance? A propensity-matched analysis of 1,179 robot-assisted screws Lee, Nathan J.

21 9S p. S147-S148
artikel
255 P82. Limited bend out of proximal thoracic curve is associated with add on phenomenon following posterior surgery for Lenke 1A curves Kim, Saechin

21 9S p. S179-S180
artikel
256 P131. Liposomal Bupivacaine does not decrease postoperative opioid use or length of hospital stay in patients undergoing anterior and posterior lumbar discectomy and fusion Ng, Terence

21 9S p. S205
artikel
257 P71. Low dose versus high dose opioid prescriptions in addition to non-opiate analgesics in opioid naïve patients undergoing spine surgery Mohanty, Sarthak

21 9S p. S174
artikel
258 P138. Lumbar fusion success in patients with degenerative lumbar disease without spondylolisthesis: A global study comparing anterolateral versus posterior MIS approaches Park, Yung

21 9S p. S208-S209
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259 P43. Magnetic resonance imaging is inadequate to assess cervical sagittal alignment parameters Lightsey IV, Harry M.

21 9S p. S160-S161
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260 P65. Marijuana use is associated with increased use of prescription opioids following posterior lumbar spine fusion surgery Moon, Andrew S.

21 9S p. S171
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261 P122. Meeting preoperative expectations for pain predicts patient satisfaction following ACDF Jadczak, Caroline

21 9S p. S200
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262 P134. Midterm clinical and radiological outcomes of lumbar spinal stenosis with concurrent scoliosis and/or spondylolisthesis after minimally invasive lumbar decompression surgery: Minimum 5-year follow-up Salimi, Hamidullah

21 9S p. S206-S207
artikel
263 P4. Minimum clinically important differences in degenerative lumbar patient-reported outcomes are not indicative of widespread improvements in objective functional outcome measures Mar, Damon E.

21 9S p. S141-S142
artikel
264 P146. MIS TLIF procedures had lower postoperative opioid consumption compared to single position and traditional percutaneous lumbar spinal fusion approaches Mottole, Nicole

21 9S p. S212-S213
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265 P37. MRI disc spectroscopy, a new diagnostic opportunity regarding biochemical evaluation of disc biology Becker, Stephan W.

21 9S p. S158
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266 P106. Normalization of pelvic tilt following corrective adult spinal deformity surgery: Analysis of prevalence, timing, and factors determining occurrence Passias, Peter G.

21 9S p. S192
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267 82. Poor reporting of methods and performance measures by machine learning studies in orthopedic surgery: A systematic review Groot, Olivier

21 9S p. S40
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268 P77. Optimizing the spine surgery instrument trays to immediately increase efficiency and lower costs in the operating room Toor, Jay

21 9S p. S177
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269 238. Postoperative development of instability or deformity following decompressive laminectomy surgery for lumbar spinal stenosis Furey, Christopher G.

21 9S p. S122-S123
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270 226. Postoperative SVA >4 cm has no impact on neck pain scores after C2-T2 fusion for myelopathy: results from a multicenter cohort study Pinter, Zachariah

21 9S p. S116
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271 P14. Outcome and predictive factors in rapid progressive cervical spondylotic myelopathy: A retrospective case control study Abudouaini, Haimiti

21 9S p. S146-S147
artikel
272 P62. Outcomes of combined thoracic anterior and lumbar posterior tethering versus posterior spinal fusion Wu, Hao-Hua

21 9S p. S170
artikel
273 P56. Outcomes of thoracic transforaminal epidural steroid injections: A case series Berlin, Evan

21 9S p. S167
artikel
274 P63. Outpatient vs inpatient single-level cervical disc arthroplasty: An all-payer database analysis of 90-day complications and costs Drain, Joseph

21 9S p. S170
artikel
275 P136. PEEK versus titanium cages in transforaminal lumbar interbody fusion: A 2-year follow-up study with clinical and radiological outcomes Coban, Daniel

21 9S p. S207-S208
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276 P96. Pelvic morphometry for the spine and hip surgeon: Pelvic incidence is correlated to sacro-acetabular angle Peddada, Kranti

21 9S p. S187
artikel
277 P144. Posterior approach to resection of spinal meningiomas leads to no differences in outcomes regardless of dural attachment location: A series of 121 patients with an average of 33 months of follow-up Haddad, Alexander

21 9S p. S211-S212
artikel
278 P28. Postoperative complications of opioid alternatives in common lumbar spine procedures Qureshi, Omair

21 9S p. S153-S154
artikel
279 P99. Postoperative coronal malalignment after adult spinal deformity surgery: Incidence, risk factors, and impact on 2-year outcomes Zuckerman, Scott L.

21 9S p. S188-S189
artikel
280 P19. Predicting readmission following fusion for scoliosis in pediatric patients: A machine-learning approach Daniels, Alan H.

21 9S p. S149
artikel
281 P20. Predisposing risk factors of the facet joint violation in the lumbar spinal fusion during the instrumentation of minimal invasive spinal surgery Limthongkul, Worawat

21 9S p. S149-S150
artikel
282 P54. Preoperative community based functional exercise training with high-risk patients opting for lumbar spinal fusion: A pilot study Janssen, Esther

21 9S p. S166
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283 P25. Preoperative embolization in surgical treatment of spinal metastases originating from primary non-thyroid and non-renal cell tumors Groot, Olivier

21 9S p. S152
artikel
284 P18. Preoperative lower urinary tract symptoms and subsequent risk of postoperative urinary retention after elective spinal fusion surgery Brant, Jason

21 9S p. S148-S149
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285 P113. Preoperative opiate use leads to increased readmissions and opiate use following anterior cervical discectomy and fusion Chung, Jun Ho

21 9S p. S195-S196
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286 P94. Preoperative opioid use poorly correlates with mental health in adult spinal deformity: Time to rethink foregone conclusions Kelly, Michael P.

21 9S p. S186
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287 P31. Preoperative predictors for postoperative gastrointestinal complications in pediatric neuromuscular scoliosis patients Sarwahi, Vishal

21 9S p. S155
artikel
288 P101. Pseudarthrosis and rod fracture at the distal levels of a long construct are associated with proximal junctional kyphosis after ASD surgery Dinizo, Michael

21 9S p. S189
artikel
289 P36. Quantifying complications associated with robotic elective spine surgery Passfall, Lara

21 9S p. S157-S158
artikel
290 P68. Racial disparities in presenting physical functionality and mental distress characteristics of patients undergoing spine surgery Mohanty, Sarthak

21 9S p. S172-S173
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291 P142. Rating spine surgeons: Physician rating websites versus a patient reported outcomes derived ranking Wanner, JP

21 9S p. S210-S211
artikel
292 P22. Recurrent CSF leak following repair of incidental durotomy in lumbar spinal stenosis surgery Shost, Michael

21 9S p. S150-S151
artikel
293 98. Preoperative MRI-based vertebral bone quality (VBQ) score assessment in patients undergoing lumbar spinal fusion Salzmann, Stephan

21 9S p. S48
artikel
294 141. Preoperative paraspinal fat atrophy of the upper instrumented vertebrae musculature in spine deformity surgery is a risk factor for proximal junctional kyphosis and sagittal malalignment Ha, Alex

21 9S p. S71
artikel
295 P33. Risk factors for allograft subsidence following ACDF Pinter, Zachariah

21 9S p. S156
artikel
296 P120. Risk factors for failure to achieve minimal clinically important difference following cervical disc replacement Lee, Ryan

21 9S p. S199
artikel
297 P140. Risk factors for index level fusion following lumbar microdiscectomy Siyaji, Zakariah

21 9S p. S209-S210
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298 68. PROMIS physical function and pain interference are independent predictors of unplanned readmission after instrumented lumbar spinal arthrodesis Hendrickson, Nathan R.

21 9S p. S33-S34
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299 11. Prophylactic use of local vancomycin does not decrease acute surgical site infection in adolescent idiopathic scoliosis Stephan, Stephen

21 9S p. S6
artikel
300 188. Prospective analysis of adult spinal deformity patients demonstrates radically different preop demographic, radiographic and quality of life parameters for primary vs revision patients Cerpa, Meghan

21 9S p. S95-S96
artikel
301 201. Prospective randomized controlled trial of tranexamic acid use during elective lumbar spine surgery, preliminary results Arain, Abdul

21 9S p. S102-S103
artikel
302 229. Prospective randomized control pilot study to compare the role of injection cerebrolysin in operated cases of degenerative cervical myelopathy Sharma Sr, Ayush

21 9S p. S117-S118
artikel
303 126. Proximal and distal reciprocal alignment changes following cervical deformity correction Lafage, Renaud

21 9S p. S63
artikel
304 P21. Safety and reoperation rates, ABM/P-15 vs allograft with minimum 6 years follow-up Andresen, Andreas K.

21 9S p. S150
artikel
305 P103. Sagittal alignment after mini open vertebral body tether versus posterior fusion for adolescent idiopathic scoliosis Zonshayn, Samuel

21 9S p. S190
artikel
306 P128. Six-year follow-up of i-FACTOR® peptide enhanced bone graft vs autograft in single level ACDF in a randomized single blinded FDA investigational device exemption study Arnold, Paul M.

21 9S p. S203
artikel
307 P78. Socioeconomic and community disparities in presenting physical functionality and mental distress characteristics of patients undergoing spine surgery Mohanty, Sarthak

21 9S p. S177-S178
artikel
308 P75. Spine call coverage and seasonality are key variables involved in the workload placed on orthopaedic residents Abbas, Aazad

21 9S p. S176
artikel
309 P72. Spine surgeons social dilemma: Benefits and risks of social media for spine surgery practice in the 21st century Haddas, Ram

21 9S p. S174-S175
artikel
310 P6. Spinopelvic alignment changes between seated and standing positions in pre and post total hip replacement patients Balouch, Eaman

21 9S p. S142-S143
artikel
311 P10. Sub-regional analysis of principal strains across the intact L3-4 disc during in vitro multi-directional loading using 3D digital image correlation (DIC) Sawa, Anna G.

21 9S p. S145
artikel
312 P139. Successful criteria for indirect decompression with lateral lumbar interbody fusion (LLIF) Jitpakdee, Khanathip

21 9S p. S209
artikel
313 P111. Surgical and radiographic outcomes in patients with high T1 and C2 slopes Norris, Zoe

21 9S p. S194-S195
artikel
314 P151. Survival rates in atlanto-occipital dissociation: A look at the past 20 years Prabhakar, Gautham

21 9S p. S214-S215
artikel
315 184. Psychological distress in patients undergoing cervical spine surgery: two-year outcomes of a randomized controlled trial Passfall, Lara

21 9S p. S93
artikel
316 P39. Telehealth and spine care: Surgeon experiences and perceptions Riew, Grant

21 9S p. S159
artikel
317 P58. Telemedicine visits generate accurate interventional procedure plans in spine patients without in person evaluations Lightsey IV, Harry M.

21 9S p. S168
artikel
318 P147. The at-HOME score: A novel scoring system predicting discharge disposition following ASD surgery Wang, Kevin

21 9S p. S213
artikel
319 P50. The clinical significance and inter-observer reliability of the Modic changes grading score Udby, Peter

21 9S p. S164
artikel
320 P79. The COVID-19 pandemic significantly impacted hospital length of stay and discharge patterns for ASD surgery Wang, Kevin

21 9S p. S178
artikel
321 P80. The effect of scoliosis support orthosis bracing on adult spinal deformity patients: Evaluation of gait and dynamic balance Haddas, Ram

21 9S p. S178-S179
artikel
322 P66. The impact of anxiety/depression on outcomes following 1-2 level anterior cervical surgery Virk, Sohrab

21 9S p. S171-S172
artikel
323 P81. The impact of growing rod surgery on cervical alignment during the treatment of early onset scoliosis: A case-control study based on machine learning algorithms Han, Bo

21 9S p. S179
artikel
324 P69. The influence of cognitive behavioral therapy on lumbar spine surgery outcomes: A systematic review and meta-analysis Parrish, James

21 9S p. S173
artikel
325 P26. The performance of frailty in predictive modeling of short-term outcomes in the surgical management of metastatic tumors to the spine Shahrestani, Shane

21 9S p. S152-S153
artikel
326 P45. The predictive value of a novel site-specific MRI-based bone quality assessment, endplate bone quality (EBQ), for Severe Cage Subsidence among patients undergoing standalone lateral lumbar interbody fusion Jones, Conor M.

21 9S p. S161-S162
artikel
327 P97. The risk of proximal junctional kyphosis increases with greater preoperative thoracic kyphosis in the elderly patient Dinizo, Michael

21 9S p. S187-S188
artikel
328 P41. The University of Colorado virtual physical exam for spine surgeons: A preliminary study Wessell, Nolan M.

21 9S p. S160
artikel
329 P48. The use of motion metrics parameters to predict postoperative patient reported outcomes in patients with lumbar stenosis and spondylolisthesis McKnight, Braden

21 9S p. S163
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330 P114. Tip of the iceberg, normal lumbar bone density does not predict normal cervical bone density Katsuura, Yoshihiro

21 9S p. S196
artikel
331 P47. TNT: Using technique ‘n’ technology to improve safety and outcomes in AIS Sarwahi, Vishal

21 9S p. S162-S163
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332 P90. To prevent PJK in Scheuermann's Kyphosis, restore kyphosis to patient's PI value and choose proximal UIV Sarwahi, Vishal

21 9S p. S184
artikel
333 P3. Total implant contact area versus contact surface topology: Which one has a greater role on subsidence resistance of an interbody device, comparison of two 3D-printed titanium anterior lumbar spine fixation devices Kiapour, Ali

21 9S p. S141
artikel
334 P137. Trajectories of PROMIS physical function, pain interference, and spine legacy measures in 24 months following lumbar spine surgery Pennings, Jacquelyn S.

21 9S p. S208
artikel
335 P116. Upper cervical corpectomy: Outcomes and complications Phan, Amy

21 9S p. S197
artikel
336 P127. Use of osteotomy techniques in cervical deformity procedures: Are approaches and practices changing over the years? Passias, Peter G.

21 9S p. S203
artikel
337 P2. Use of semaphorin 3A for improving osseointegration of titanium implants in type 2 diabetes mellitus rats Deng, Jingyao

21 9S p. S140-S141
artikel
338 P89. Utilization of Hounsfield units (HU) at L1 for bone quality assessment in ASD surgery is reliable and correlates with a history of osteoporosis Gum, Jeffrey L.

21 9S p. S183-S184
artikel
339 P121. Utilizing double machine learning to discern risk factors for preoperative depression among anterior cervical discectomy and fusion (ACDF) patients Lynch, Conor

21 9S p. S199-S200
artikel
340 P44. Variation of bone mineral density in the lumbar spine Vaishnav, Avani S.

21 9S p. S161
artikel
341 P152. Vertebral fractures and neurological injury associated with increased recreational vehicle use Gupta, Sachin

21 9S p. S215
artikel
342 P17. What clinical advantage does the Mazor X have over the renaissance in robot assisted spine surgery: A multicenter propensity matched analysis of 2,671 screws and 400 patients with a 1 year minimum follow-up Lee, Nathan J.

21 9S p. S148
artikel
343 P105. When does the construct need to extend to the thoracic spine in patients undergoing correction for cervical deformity? Passias, Peter G.

21 9S p. S191-S192
artikel
344 P84. Which components of the global alignment proportionality score have the greatest impact on outcomes in adult spinal deformity corrective surgery? Krol, Oscar

21 9S p. S180-S181
artikel
345 101. Quantitative Romberg using a force plate: An objective measure for cervical myelopathy Mkorombindo, Tino

21 9S p. S49
artikel
346 138. Radiographic malalignment has a far greater impact on clinical outcomes than perioperative and postoperative complications in ASD surgery Krol, Oscar

21 9S p. S69
artikel
347 198. Rapid recovery pathway (RRP) utilizing intrathecal morphine decreases overall hospital costs and improves quality of care in adolescent idiopathic scoliosis (AIS) Sarwahi, Vishal

21 9S p. S101
artikel
348 57. RAPT score as a predictor of nonhome discharge after adult spinal deformity surgery Georgiou, Stephen

21 9S p. S28-S29
artikel
349 46. Readmission between 90 days and 2 years following spinal surgery: What role do socioeconomic and community factors play? Mohanty, Sarthak

21 9S p. S23
artikel
350 144. Recognizing patients in whom CT-myelography detects additional level of stenosis compared to MRI Weisenthal, Benjamin M.

21 9S p. S72
artikel
351 251. Recovery kinetics and final outcomes for 1-2 level anterior cervical surgery is not impacted by anxiety and/or depression Virk, Sohrab

21 9S p. S129
artikel
352 118. Reduction of facial pressure injuries after prone positioning in spine surgery: a multidisciplinary approach Stites, Mindy

21 9S p. S58
artikel
353 50. Re-emergence of depressive symptoms and associated risk factors in cervical spine patients Mohan, Shruthi

21 9S p. S25
artikel
354 66. Relation of disability index and the patient reported outcomes measurement information system better isolates high risk adult spinal deformity patients Kummer, Nicholas

21 9S p. S32-S33
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355 143. Reliability of semi-automated spinal measurement software Follett, Matthew

21 9S p. S72
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356 120. Revision discectomy: analysis of 1-year incidence and risk factors Kamalapathy, Pramod

21 9S p. S59
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357 239. Risk factors for distal junctional failure in long construct instrumentation for adult spinal deformity McDonnell, Jake

21 9S p. S123
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358 131. Risk factors that decrease complete recovery in idiopathic scoliosis surgery associated neurological injuries Kurra, Swamy

21 9S p. S66
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359 165. Risk of revision surgery following cervical disc replacement vs anterior cervical discectomy and fusion: population based cohort study Lee, James Youngjin

21 9S p. S83
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360 22. Robotic assisted vs conventional posterior lumbar fusion: An analysis of 90-day complications and readmissions Malik, Azeem T.

21 9S p. S11-S12
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361 41. Robotic pedicle screw placement has a dynamic learning curve based on spine surgery invasiveness index Ashayeri, Kimberly

21 9S p. S20-S21
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362 236. Rod failures continue to plague the surgical treatment of adult spinal deformity (ASD) Gupta, Munish C.

21 9S p. S121-S122
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363 183. Role of psychosocial factors on the effect of physical activity on physical function in patients after lumbar spine surgery Master, Hiral

21 9S p. S92-S93
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364 148. Sacroiliac joint fusion navigation: how accurate is pin placement? Comadoll, Shea

21 9S p. S74
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365 176. Safety profile of outpatient anterior lumbar interbody and fusion: a propensity score matched analysis Kamalapathy, Pramod

21 9S p. S88-S89
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366 265. Sarcopenia as a risk factor for complications following pedicle subtraction osteotomy Babu, Jacob

21 9S p. S136
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367 170. Scoliosis surgery normalizes cardiac function in AIS patients Sarwahi, Vishal

21 9S p. S85
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368 139. Segmental lordosis restoration using ALIF vs TLIF in adults with flatback deformity Buell, Thomas

21 9S p. S69-S70
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369 106. Seven- to 21-year clinical outcomes of 1,187 patients treated with one- and two-level lumbar total disc arthroplasty Marnay, Thierry P.

21 9S p. S52
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370 193. Should our corrective realignments be tailored to different frailty states? Passias, Peter G.

21 9S p. S98
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371 243. Should somatosensory evoked potentials and motor evoked potentials monitoring be routinely used in all posterior cervical operations for degenerative conditions of the cervical spine? Koffie, Robert

21 9S p. S125
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372 4. Single-level cervical disc replacement using a PEEK-on-ceramic implant: Results of a multicenter FDA IDE trial with 24-month follow up Guyer, Richard D.

21 9S p. S2-S3
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373 147. Spine anomalies in fetus–diagnosis and incidence: A retrospective study of 10,000 consecutive fetal scans Acharya, Hriday P.

21 9S p. S73-S74
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374 232. Standalone cages vs cage and plate constructs for primary one- and two-level anterior cervical discectomy and fusion: a prospective randomized controlled trial Zavras, Athan

21 9S p. S119
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375 65. Subsidence after minimally invasive transforaminal lumbar interbody fusion with expandable cage: Rates and clinical impact Steinhaus, Michael E.

21 9S p. S32
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376 15. Supplemental fixation of lateral mass screws: a strategy to improve fixation strength Havey, Robert M.

21 9S p. S8
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377 84. Surgeon specialty effect on early outcomes of elective anterior cervical discectomy and fusion: an updated propensity matched and subgroup analysis of 10,116 patients Alomari, Safwan

21 9S p. S41
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378 256. Surgical intervention is associated with improvements in the ASIA impairment scale in gunshot induced spinal injuries of the thoracic and lumbar spine Goh, Brian C.

21 9S p. S132
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379 225. Surgical outcomes in nonambulatory patients with degenerative cervical myelopathy Boehm, Blake

21 9S p. S115-S116
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380 112. Surgical treatment of primary mobile spine chordomas Kolz, Joshua

21 9S p. S55
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381 Table of Contents
21 9S p. A3-A4
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382 242. Telehealth: comparison of physical exam between telehealth visits and in-person visit for patients with spine pathology Patel, Hershil

21 9S p. S125
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383 6. Telemedicine visits generate accurate surgical plans in spine surgery Crawford, Alexander

21 9S p. S3-S4
artikel
384 250. The association between patient activation and patient reported outcomes (PROs) for patients undergoing elective spine surgery Sachdev, Rahul

21 9S p. S129
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385 99. The association of spinal lean muscle volume on lumbar spine MRI and regional volumetric bone mineral density measured by quantitative computed tomography Chiapparelli, Erika A.

21 9S p. S48-S49
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386 60. The association of transversus abdominis plane block with length of stay, pain and opioid consumption after anterior or lateral lumbar fusion: A retrospective study Reisener, Marie-Jacqueline

21 9S p. S30
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387 35. The clinical benefit of addressing the malalignment in revision surgery for proximal junctional kyphosis following ASD surgery Passias, Peter G.

21 9S p. S17-S18
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388 13. The diagnostic utility of biomarkers: spinal instability or underlying infection Sirch, Francis

21 9S p. S7
artikel
389 109. The effectiveness of systemic therapies after surgery for metastatic renal cell carcinoma to the spine: a propensity analysis controlling for sarcopenia, frailty, and nutrition Massaad, Elie

21 9S p. S53-S54
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390 200. The effect of a multidisciplinary spine clinic on treatment rates and lead times to care Naidu, Ishan

21 9S p. S102
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391 The effect of ketorolac on posterior minimally invasive lumbar spinal fusion: an interim analysis from a randomized, double-blinded, placebo-controlled trial Claus, Chad F.

21 9S p. S61
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392 150. The effect of online prescription drug monitoring on opioid prescription habits after single level lumbar fusion Minetos, Paul

21 9S p. S75
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393 237. The effect of sagittal alignment on adult cervical deformity patient outcomes, reoperation rates and development of distal junctional kyphosis Krol, Oscar

21 9S p. S122
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394 194. The effect of undercorrection on distal junctional kyphosis in adult cervical deformity patients Passias, Peter G.

21 9S p. S99
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395 192. The effects of global alignment and proportionality scores on postoperative outcomes following adult spinal deformity correction Passias, Peter G.

21 9S p. S97-S98
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396 10. The fate of patients with early postoperative surgical site infections following a lumbar decompression and instrumented fusion Ahmady, Arya

21 9S p. S5-S6
artikel
397 9. The impact of nasal screening for methicillin-resistant staphylococcus aureus on surgical site infection after primary lumbar fusion Xiong, Grace

21 9S p. S5
artikel
398 78. The impact of posterior cervical foraminotomy on neck pain: a systematic review and meta-analysis Urakawa, Hikari

21 9S p. S38-S39
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399 59. The incidence of ischemic and hemorrhagic complications associated with ceasing vs maintaining anticoagulant and/or antiplatelet agents for spine pain interventions targeting the facet joint Tekmyster, Gene

21 9S p. S29-S30
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400 108. The inclusion of frailty improves predictive modeling for postoperative outcomes in the surgical management of primary and secondary lumbar spine tumors Shahrestani, Shane

21 9S p. S53
artikel
401 53. The influence of frailty on PJF: is optimal realignment superseded by physiologic age? Passias, Peter G.

21 9S p. S26-S27
artikel
402 69. The lumbosacral fractional curve vs maximum coronal Cobb angle in adult spinal deformity patients: Which matters more? Zuckerman, Scott L.

21 9S p. S34
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403 37. The minimally invasive ante-psoas (MIS-ATP) fusion is safe in octogenarians with spinal deformity Saade, Aziz

21 9S p. S18-S19
artikel
404 249. The phenotypes of anxiety and depression: analysis of combined comorbidity and treatment in patients undergoing spinal fusion Jain, Nikhil

21 9S p. S128
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405 223. The psychological burden of disease among patients undergoing cervical spine surgery: are we underestimating our patients’ inherent disability? Passias, Peter G.

21 9S p. S114-S115
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406 56. The “Touched Vertebra (TV)” provides a reliable method for lowest instrumented vertebra (LIV) selection in adult idiopathic scoliosis (AdIS) Buchanan, Ian

21 9S p. S28
artikel
407 43. The trends in robot related complications, operative efficiency, radiation exposure, and clinical outcomes after robot-assisted spine surgery: a multicenter study of 722 patients and 5,005 screws from 2015 to 2019 Lee, Nathan J.

21 9S p. S21-S22
artikel
408 89. The use of predictive modeling to determine postoperative thoracic kyphosis and pelvic tilt in adult spinal deformity surgery Ou-Yang, David

21 9S p. S43-S44
artikel
409 62. The use of primary sacroiliac joint fusion for lower back pain due to sacroiliac joint pathology: a systematic review and meta-analysis Du, Jin Tong

21 9S p. S31
artikel
410 97. The utility of the AP view of cervical spine radiography in nontraumatic cervical spinal disorders Wood, Kirkham B.

21 9S p. S47-S48
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411 67. The value of overall assessment in adult degenerative scoliosis patients: short- and long-term effect of surgical intervention on static and dynamic balance, gait and pain level Haddas, Ram

21 9S p. S33
artikel
412 91. The viable disc tissue allograft supplementation (VAST) randomized controlled trial in patients with chronic discogenic low back pain: Correlating age with clinical outcome Guyer, Richard D.

21 9S p. S44-S45
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413 25. Total psoas area does not associate with perioperative mortality or morbidity after lumbar spine surgery Wooster, Luke

21 9S p. S13
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414 130. Tranexamic acid use is associated with reduced intraoperative blood loss during spine surgery in Marfan syndrome Ikwuezunma, Ijezie

21 9S p. S65-S66
artikel
415 38. Trends in total charges and utilization of computer-assisted navigation in thoracolumbar spine surgery Dominy, Calista

21 9S p. S19
artikel
416 173. Two to five years follow up results after thoracoscopic VBT: a single surgeon's experience Alanay, Ahmet

21 9S p. S86-S87
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417 269. Two-year clinical and radiographic outcomes after minimally invasive sacroiliac joint fusion with decortication and none grafting utilizing a threaded implant Kucharzyk, Donald W.

21 9S p. S138
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418 156. Two-year validation and minimum clinically important difference of VR-12 PCS Geoghegan, Cara

21 9S p. S78
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419 163. Unconstrained cervical disc replacements: is segmental hypermobility a concern? Patel, Hershil

21 9S p. S82
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420 17. Understanding proximal junctional kyphosis: New way of evaluating adjacent segment strain and vulnerability to failure after long segment instrumentation Godzik, Jakub

21 9S p. S9
artikel
421 36. Understanding the role of pelvic obliquity and leg length discrepancy in adult spinal deformity patients with coronal malalignment: unlocking the black box Zuckerman, Scott L.

21 9S p. S18
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422 51. Upper thoracic fusion does not impact physical function greater for younger vs older ASD patients undergoing long fusion to the pelvis Bess, Shay

21 9S p. S25-S26
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423 52. Upper vs lower lumbar lordosis corrections in relation to pelvic tilt: An essential element in surgical planning for sagittal plane deformity Kim, Han Jo

21 9S p. S26
artikel
424 240. Utility of intraoperative neuromonitoring alerts relating to adverse outcomes in spine surgery: a study of 289 patients Elsabeh, Rami

21 9S p. S123-S124
artikel
425 245. Utility of telehealth in surgical spine patient visits during a pandemic Patel, Hershil

21 9S p. S126
artikel
426 224. Utilization of an automated SMS-based electronic patient-reported outcome tool in spinal surgery patients Elsabeh, Rami

21 9S p. S115
artikel
427 58. Viable disc tissue allograft supplementation in the treatment of degenerated intervertebral discs the one-year results of a randomized control trial Beall, Douglas P.

21 9S p. S29
artikel
428 154. What PROMIS scores correlate with severe disability in cervical spine surgery Barber, Lauren

21 9S p. S77
artikel
429 157. Worsening pain and quality of life for spine surgery patients during the COVID-19 pandemic: roles of psychological distress and patient activation Bronheim, Rachel

21 9S p. S78-S79
artikel
430 177. Would you do it again? Discrepancies between patient and surgeon willingness for adult spine deformity surgery Bess, Shay

21 9S p. S89
artikel
                             430 gevonden resultaten
 
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