Dionne, A., Miyanji, F., Dermott, J. A., Hardy, S., Kim, D. J., Yoon, S., Miyanji, F., Roy-Beaudry, M., Romeo, J., Chan, V. K., Rocos, B., Tretiakov, P. S., Lewis, S., Varshney, V. P., Pelletier-Roy, R., Zohar, A., Abbas, A., Rampersaud, R., Rizkallah, M., … Guha, D. (2024). Canadian Spine SocietyCPSS-01. Abstract ID 48. Is long-term follow-up required for low-grade spondylolisthesis? A prospective study of 247 children followed until skeletal maturityCPSS-02. Abstract ID 101. Major complications following anterior vertebral body tethering surgeryCPSS-03. Abstract ID 164. Late referral of adolescent idiopathic scoliosis: the impact of socioeconomic status and health care utilizationCPSS-04. Abstract ID 97. The impact of curve correction on patient satisfaction — Is straighter better?CPSS-05. Abstract ID 22. Assessing Cobb angle agreement in community spine radiographs: clinical significance in adolescent idiopathic scoliosis patientsCPSS-06. Abstract ID 35. Enhanced Recovery After Surgery does not affect incidence of chronic postsurgical pain and improves postoperative outcomes after pediatric spine surgeryCPSS-07. Abstract ID 102. Predicting overcorrection in anterior vertebral body tethering: Can we improve patient selection?CPSS-08. Abstract ID 66. New artificial intelligence–driven surface topography phone app helps screen patients with spinal deformity: early results from one institutionCPSS-09. Abstract ID 96. Postoperative suicide risk is elevated in patients undergoing posterior spinal instrumentation and fusionCPSS-10. Abstract ID 53. Characterizing antibiotic prophylaxis practices in pediatric deformity spinal surgery and impact on 30-day postoperative infection: an NSQIP pediatric database studyA-11. Abstract ID 16. Preoperative opioid use affects self-reported pain scores in elderly patients undergoing multilevel spinal surgery for adult spinal deformityA-12. Abstract ID 41. The impact of a perioperative Enhanced Recovery After Surgery program on outcomes in adult cervical deformity patientsA-13. Abstract ID 112. A prospective, observational, multicentre study assessing functional improvements after multilevel fusion for adult spinal deformity: 5-year follow-up resultsA-14. Abstract ID 19. Outcomes of preemptive spinal cord stimulation for patients with pain from structural spine deformitiesA-15. Abstract ID 60. T1 pelvic and lumbar pelvic angles normative values: a prospective cohort study of 496 asymptomatic volunteersA-16. Abstract ID 128. How reliable are intraoperative neuromonitoring alerts during non-cord–level spinal deformity surgery? Results from the Spinal Deformity Intraoperative Monitoring studyA-17. Abstract ID 99. Using artificial intelligence to predict postoperative satisfaction for scoliosis patients: a retrospective database studyA-18. Abstract ID 70. A comparison of surgical outcome and equitable access for hip, knee and lumbar spine surgery for end-stage osteoarthritisA-19. Abstract ID 109. What are the predictive factors for compensatory supra-adjacent level lordosis angle changes after lumbar interbody fusion for degenerative spine disease?A-20. Abstract ID 115. Are nonsteroidal anti-inflammatory drugs appropriate for patients recovering from lumbar fusion surgery for elective spine procedures? A systematic review and meta-analysisB-21. Abstract ID 57. The role of bedrest after incidental durotomy in lumbar spineB-22. Abstract ID 44. Decompression versus decompression and fusion and the influence of the lordosis distribution index in the outcome of patients with degenerative lumbar spondylolisthesisB-23. Abstract ID 103. Clinical outcomes after indirect decompression through anterior approaches versus direct decompression with posterior approaches in lumbar interbody fusion — a propensity-matched analysis using data from the Canadian Spine Outcomes and Research NetworkB-24. Abstract ID 141. Candidate epigenetic polygenic risk score to predict pain response following surgical intervention for lumbar spinal stenosis due to spine osteoarthritisB-25. Abstract ID 94. Comparative analysis of characteristics and clinical outcomes of discectomy without fusion between upper and lower lumbar disc herniations: a Canadian Spine Outcomes Research Network (CSORN) studyB-26. Abstract ID 63. Improvement in multifidus muscle quality following a 12-week exercise program in patients with chronic low back pain: a randomized controlled trialB-27. Abstract ID 121. Predictive factors for distal adjacent segment disease in short lumbar fusions ending at L5B-28. Abstract ID 75. Impact of 1- or 2-level minimally invasive surgery versus open lumbar interbody fusion on postoperative opioid useB-29. Abstract ID 127. Revision lumbar fusions exhibit worse clinical outcomes when compared with primary fusions: a matched cohort analysis using the Canadian Spine Outcomes and Research Network RegistryB-30. Abstract ID 74. Outcome prediction following lumbar disc surgery (Opti-Disc): a longitudinal study of outcome trajectories, prognostic factors and risk modelsC-31. Abstract ID 56. Mild degenerative cervical myelopathy — patients at risk of conservative treatment failureC-32. Abstract ID 61. Automated magnetic resonance imaging risk stratification of clinical deterioration in mild cervical myelopathyC-33. Abstract ID 7. The effects of perioperative adverse events on clinical and patient-reported outcomes after surgery for degenerative cervical myelopathy: an observational cohort study from the Canadian Spine Outcomes and Research NetworkC-34. Abstract ID 11. Anterior versus posterior surgery for patients with degenerative cervical myelopathy: an observational study from the Canadian Spine Outcomes and Research NetworkC-35. Abstract ID 20. Long-term (> 24 months) duration of symptoms negatively impacts patient-reported outcomes following anterior cervical discectomy and fusion for cervical radiculopathyC-36. Abstract ID 24. Predictors associated with achieving the minimal clinically important difference in patient-reported outcomes after surgery for degenerative cervical myelopathy: a national multi-centre cohort analysis from the Canadian Spine Outcomes and Research NetworkC-37. Abstract ID 155. A data-driven classification of degenerative cervical myelopathy leads to clinically relevant subgroups with distinct preoperative features and postsurgical outcomes: a CSORN studyC-38. Abstract ID 148. Clinical outcomes of surgical treatment of degenerative cervical myelopathy: a long-term follow up studyC-39. Abstract ID 137. Fulfillment of patient expectations after surgery for degenerative cervical myelopathy. A retrospective analysis of prospectively collected data from the multicentre Canadian Surgical Spine Registry (CSORN)C-40. Abstract ID 28. Re-analysis of the CSM-Protect multicentre randomized controlled trial reveals a global treatment benefit of riluzole in patients undergoing surgery for degenerative cervical myelopathyD-41. Abstract ID 33. The growing problem of spine surgery wait times in British Columbia: longitudinal trends and impacts on perioperative outcomesD-42. Abstract ID 119. Patient expectations and surgical satisfaction in primary versus revision lumbar spine surgeryD-43. Abstract ID 105. Impact of surgical wait time on prescription opioid utilization in patients having surgery for degenerative spinal conditionsD-44. Abstract ID 108. Emergency department “bounce backs” after posterior decompression surgeryD-45. Abstract ID 21. Can patients with cerebrospinal fluid leak be discharged home on the same day after tubular microdiscectomy: retrospective cohort analysisD-46. Abstract ID 42. Efficacy of virtual triage in patients with low back painD-47. Abstract ID 54. Wait times and health resource utilization by patients awaiting spine assessment and surgery in ManitobaD-48. Abstract ID 165. Characteristics of attrition of patients enrolled in the Canadian Spine Outcomes and Research Network registry and prospective studies for degenerative spine surgeryD-49. Abstract ID 67. Waiting for spine surgery in Canada: an evaluation of wait times, wait lists and surgeries performed before and after the onset of the COVID-19 pandemicD-50. Abstract ID 88. Words that lead to the operating room: identifying terminology patterns in referral letters for lower back pain and their association with surgery using Natural Language ProcessingE-51. Abstract ID 38. Quantifying the association between surgical spine approach and tracheostomy timing after traumatic cervical spinal cord injuryE-52. Abstract ID 25. Withdrawal of life-supporting treatment in spinal cord injury: a large multicentre observational cohort studyE-53. Abstract ID 34. Comparative analysis of spinal cord–derived endogenous stem cells and induced pluripotent stem cells for spinal cord injury treatmentE-54. Abstract ID 65. Specialized care is associated with reduced risk for unplanned readmissions following traumatic incomplete spinal cord injuryE-55. Abstract ID 113. The association between mean arterial blood pressure augmentation and intraparenchymal hemorrhage after acute spinal cord injuryE-56. Abstract ID 27. Impact of traumatic cervical spinal cord injury on income and employment status in a Canadian cohortE-57. Abstract ID 37. Circuit interrogation of whole brain reveals a novel neuromodulatory target to improve locomotion after traumatic spinal cord injuryE-58. Abstract ID 118. Prediction of 5-year mortality following spinal cord injury using a frailty index as a measure of deficitsE-59. Abstract ID 125. Health economic analysis of neurologically intact thoracolumbar A3 and A4 fractures is dominant in supporting surgery over nonsurgical treatmentE-60. Abstract ID 49. Safety and feasibility of early activity-based therapy following traumatic spinal cord injury: final results from the PROMPT-SCI trialE-61. Abstract ID 107. Identification of proteins in the blood serum related to neurological recovery after traumatic spinal cord injuryE-62. Abstract ID 18. Critical appraisal of frailty and sarcopenia tools in spinal oncologyE-63. Abstract ID 100. Early neurological recovery following surgical treatment of spinal cord injuries due to spinal tumours. A retrospective cohort study of 113 patientsE-64. Abstract ID 139. Cervical spine chordomas: surgical outcome assessment in a multicentre cohort from the Primary Tumor Research and Outcomes Network (PTRON)E-65. Abstract ID 83. The effect of hemodynamic management and venous thromboembolism prophylaxis on intraparenchymal hemorrhage progression in a porcine model of traumatic spinal cord injuryP-100. Abstract ID 92. Economic comparisons of endoscopic spine surgery: a systematic reviewP-101. Abstract ID 120. Prospective Prophylactic Antibiotics Regimen in Scheduled Spine Surgery — the PPARiSSS Cohort. An independently verified and validated cohort study of extended antibiotic prophylaxis combined with standardized tissue handling and perioperative wound care in 1000 scheduled lumbar pedicle-screw implant surgeriesP-102. Abstract ID 130. The impact of concurrent deformity on patient-reported outcomes following 1- to 3-level lumbar surgery not aimed at deformity correctionP-103. Abstract ID 136. Describing available preoperative education methods and comparing outcomes for spinal fusion candidates: a cross-Canada studyP-104. Abstract ID 144. Matched-cohort investigation comparing minimally invasive and traditional open lumbar decompression and interbody fusion: a Canadian Spine Outcomes and Research Network (CSORN) studyP-105. Abstract ID 146. Measuring differences between interlamellar properties of the annulus fibrosus from degenerative disc disease and nondiseased young donor patientsP-106. Abstract ID 147. Assessing collagen damage in annulus fibrosus from patients with degenerative disc disease using a collagen hybridizing peptideP-107. Abstract ID 150. The effects of using antidepressants for presurgical pain management on postsurgical pain and disability outcomes in patients with lumbar spinal stenosisP-108. Abstract ID 163. Pseudarthrosis of the lumbar spine: a systematic reviewP-109. Abstract ID 8. What is the diagnostic accuracy of community spine x-rays for adolescent idiopathic scoliosis brace candidates?P-110. Abstract ID 14. A comparative study of protocols for spinal casting in severe early-onset scoliosis: a 4-year progression-free survival analysisP-111. Abstract ID 36. Aquatic therapy for chronic low back pain: preliminary insights into muscle strength and psychological outcomesP-112. Abstract ID 51. The true cost of late referral in adolescent idiopathic scoliosis: a 5-year follow-up and cost analysis studyP-113. Abstract ID 52. The effect of transcutaneous electrotherapies on self-reported outcomes in patients with chronic low back pain: a systematic review and meta-analysisP-114. Abstract ID 84. The immediate effect of a single treatment of neuromuscular electrical stimulation with the StimaWELL 120MTRS system on multifidus stiffness in patients with chronic low back painP-115. Abstract ID 23. Contemporary trends in the incidence and timing of spinal metastases: a population-based retrospective cohort studyP-116. Abstract ID 39. Automated psoas muscle segmentation: radiomic features and surgical fitness in spinal metastatic lung cancerP-117. Abstract ID 76. What is the optimal management of patients with metastatic spine disease with intermediate spinal instability neoplastic scores: To operate or not to operate?P-118. Abstract ID 80. Does the number of spinal metastases affect the survival of patients with lung cancer?P-119. Abstract ID 110. Which patients have the best chances of improving their neurological status after pathologic spine fractures presenting with neurologic compromise?P-120. Abstract ID 116. Could patients’ neurological status deteriorate after posterior decompression and fusion for unstable vertebral pathologic fractures?P-122. Abstract ID 50. Challenging decision-making in spinal firearm and stab injuries: case series from a Brazilian trauma centreP-123. Abstract ID 55. Trends and impact of pharmacological venous thromboembolism prophylaxis timing for complete traumatic cervical spinal cord injury across North American trauma centres from 2013 to 2020P-124. Abstract ID 58. Standardizing a magnetic resonance imaging library of acute traumatic spinal cord injury in CanadaP-126. Abstract ID 69. Is the level of consent to a national research registry associated with patient outcomes following traumatic spinal cord injury? A population-based study from the Rick Hansen Spinal Cord Injury Registry (RHSCIR)P-127. Abstract ID 78. Spinal cord injuries secondary to mountain biking accidents — a cause for national alarmP-128. Abstract ID 85. Can the Montreal Acute Classification of Spinal Cord Injury (MAC-SCI) be used to detect early perioperative deteriorations following traumatic spinal cord injury? A validation studyP-129. Abstract ID 87. Building of a national Canadian magnetic resonance imaging repository for deep-learning segmentation of edema and hemorrhageP-132. Abstract ID 134. Functional and patient-reported outcomes following peripheral nerve transfers to improve upper limb function in individuals with cervical spinal cord injuryP-133. Abstract ID 135. Assessing the efficacy of a novel multidisciplinary outpatient program for improving upper limb function in cervical spinal cord injuryP-134. Abstract ID 153. Assessing neural stem progenitor cell proliferation: identifying effective predictorsP-136. Abstract ID 159. Identifying care pathways of patients with traumatic spinal cord injury using novel AI methodsP-137. Abstract ID 160. Ski- and snowboard-related spinal trauma and spinal cord injury: a northeastern level 1 trauma experienceP-138. Abstract ID 161. Robot-assisted needle injection for biomaterial delivery in treating spinal cord injuryP-141. Abstract ID 5. Impact of tobacco on nonunion rate and patient-reported outcomes in spinal fusion surgery: a systematic review and meta-analysisP-142. Abstract ID 6. The economic burden of diabetes in spinal fusion surgery: a systematic review and meta-analysisP-144. Abstract ID 47. Integration of a self-evaluation tool into surgical case logs for tracking spine fellow progressP-145. Abstract ID 64. Ligament damage models in the lumbar spine: modelling using a novel 3D-printable analogue modelP-146. Abstract ID 68. Interactions between mechanical and immune modulation of human mesenchymal stem cells on micronanotextured Ti-6Al-4V surfacesP-147. Abstract ID 72. Implementation of workshops in regional British Columbia to enhance clinician confidence in spinal cord injury care provisionP-148. Abstract ID 77. Altering physician referral practices is challenging, but not impossible: Spine Assessment Clinic quality-improvement studyP-149. Abstract ID 81. Feasibility and outcomes of minimally invasive tubular spinal cord stimulation lead placement: a retrospective case series studyP-150. Abstract ID 90. Thermal optimization of robotic piezoelectric osteotomy motion for the purpose of pedicle screw pilot hole preparationP-151. Abstract ID 98. The need for neuromonitoring during growing rod surgical distractions in early-onset scoliosisP-152. Abstract ID 106. Case report: L1 compression fracture in a patient with multilevel lumbar retrosomatic cleft and pedicular dysplasiaP-153. Abstract ID 111. Development of improved patient educational material for elective spine surgery: a patient-engagement initiativeP-154. Abstract ID 114. The natural history of spinal cord cavernous malformation: a systematic review and meta-analysisP-155. Abstract ID 124. The influence of obesity on spinal nonunion: a systematic review and meta-analysisP-156. Abstract ID 126. Meta-analysis of the effects of diabetes mellitus on fusion rates and patient-related outcomes in spinal fusion surgeryP-158. Abstract ID 91. Cost savings analysis through a direct-to-hospital sales model for interbody cagesP-159. Abstract ID 158. A survey comparing postsurgical opioid prescribing practices of neurosurgeons around the world following lumbar discectomies and craniotomiesP-160. Abstract ID 45. Performance comparison between Hounsfield units and dual-energy x-ray absorptiometry in predicting lumbar interbody cage subsidence after circumferential lumbar fusionP-67. Abstract ID 73. Can classical machine-learning models predict long-term degenerative cervical myelopathy outcomes?P-68. Abstract ID 131. The relative importance of cervical myelopathy treatment outcomes to spine surgeons and family physicians in Canada: a discrete-choice experimentP-69. Abstract ID 133. Effect of elective cervical spine surgery on mental health of patients with degenerative cervical myelopathy: a CSORN studyP-70. Abstract ID 143. Using smartphones for clinical assessment in cervical spondylotic myelopathy: a small cohort studyP-71. Abstract ID 151. Cervicothoracic construct fixation comparison using finiteelement analysisP-72. Abstract ID 152. Posterior cord syndrome: a possible indication for clinical failure in anterior cervical discectomy and fusion for cervical spondylotic myelopathy, and denial of equipoiseP-74. Abstract ID 17. One-third of adult surgical patients with spinal deformity are consuming opioids both pre- and postoperatively, with significant international differences: this is partly a cultural issueP-75. Abstract ID 32. Baseline blood pressure influences frequency of neuro-monitoring alerts during posterior fusion for adolescent idiopathic scoliosisP-77. Abstract ID 59. Effects of teriparatide on complications, surgical outcomes and health-related quality of life in osteoporotic patients undergoing correction of adult spinal deformityP-78. Abstract ID 71. Postoperative day 1 discharge for patients undergoing vertebral body tethering; optimization of a rapid discharge protocolP-79. Abstract ID 79. Characterization of spinopelvic parameters in children under 10 years of age with spondylolisthesis and analysis of progressionP-80. Abstract ID 86. A shifting female-to-male ratio of individuals requiring surgery for adolescent idiopathic scoliosis: a 15-year edit prospective observational studyP-81. Abstract ID 93. Clinical and radiological outcomes of gradual reduction and circumferential fusion of high-grade spondylolisthesis in adolescents. A prospective cohort study of 29 young patientsP-82. Abstract ID 104. Interrater reliability of partially automated segmentation of spinal radiographs in patients with adult spinal deformity using KeOps softwareP-83. Abstract ID 117. Recovery patterns and de novo neurological deficits associated with intraoperative neuromonitoring alerts in cord-level severe spinal deformity surgeries: results from an international multicentre prospective Spinal Deformity Intraoperative Monitoring (SDIM) studyP-84. Abstract ID 122. An evaluation of postsurgical pain management: oral-only morphine versus combined oral and intravenous patient-controlled analgesia in patients with scoliosisP-85. Abstract ID 129. Saving spinal cord function by using intraoperative monitoring and rapid response during spinal deformity surgeryP-87. Abstract ID 145. Structure–function relationships of degenerative and degenerative scoliosis annulus fibrosus — a possible etiological factor in adult deformitiesP-89. Abstract ID 154. The dreaded false negatives: when intraoperative neuromonitoring fails to detect spinal cord and nerve root deficits associated with complex spinal deformity correction — a prospective international study from the AO Spine Knowledge Forum DeformityP-90. Abstract ID 162. What events are associated with intraoperative neuromonitoring alerts in deformity surgeries? Results from the multicentre prospective Spinal Deformity Intraoperative Monitoring (SDIM) studyP-92. Abstract ID 15. Meta-analysis of randomized controlled trials comparing radiation exposure in robot-guided versus freehand spinal fusionP-93. Abstract ID 26. The effects of dynamic pedicle-based stabilization on adjacent segment degeneration: retrospective study at 6-year follow-upP-95. Abstract ID 30. Relationship between paraspinal muscle cross-sectional area, fatty infiltration and muscle strength in patients with chronic low back painP-97. Abstract ID 46. The role of single-photon emission computed tomography with computed tomography in improving pain outcomes following spine interventions: a systematic reviewP-98. Abstract ID 82. Development and validation of a magnetic resonance imaging–based scoring system for lumbar spine assessment: a proposal for convolutional neural network integration for future clinical automationP-99. Abstract ID 89. From text to meaning to surgery: predicting surgical decisions from semantic analysis of referral communications for lower back pain. Canadian Journal of Surgery, 67(6suppl1), S17–S76. https://doi.org/10.1503/cjs.011424