OOIR: Observatory of International Research

Papers

(The H4-Index of Spine Journal is 37. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
P74. Patient expectations impact patient-reported outcomes and satisfaction after lumbar fusion	245
Measurement properties of the 5-repetition sit-to-stand test in patients with lumbar degenerative disorders: COSMIN systematic review	188
Table of Contents	142
Positive security screening episodes of patients with spinal implants are influenced by detector type and not implant material	94
P317. Recurrence of kyphosis after surgical fixation of burst fractures	84
P253. Effect of surgeon learning curve on minimally-invasive transforaminal lumbar interbody fusion (MI-TLIF): insights from a single center retrospective comparative study	73
93. PROMIS 10 Global Mental Health T-score: an independent predictor of postsurgical outcomes up to one year following single-level elective lumbar fusion	71
P303. Thoracolumbar burst fracture: McCormack load-sharing classification: systematic review and single-arm meta-analysis	71
P224. ABM/P-15 versus allograft in noninstrumented lumbar fusion – 10-year follow-up on a double blind randomized controlled trial	71
P92. Is there an optimal time for tracheostomy after anterior cervical spine surgery in patients with cervical fracture?	71
Meetings Calendar	70
Overstrain on the longitudinal band of the cruciform ligament during flexion in the setting of sandwich deformity at the craniovertebral junction: a finite element analysis	64
139. Does the Roussouly classification provide unique insight into the sagittal alignment of patients undergoing adult spinal deformity surgery?	64
32. Timing of recovery after surgery for patients with degenerative cervical myelopathy: an observational study from the Canadian Spine Outcomes and Research Network	61
P98. Predicting 2-year health-related quality of life improvement in adult cervical deformity surgery	58
P112. The cost effectiveness of smoking cessation program in patients undergoing spinal deformity surgery	57
P39. Combining flexion lateral radiographs with a supine MRI is superior to a combination of flexion and extension lateral radiographs at detecting vertebral instability in patients with spondylolisth	53
163. Neuromodulation of micturition reflexes in a nonhuman primate model for conus medullaris and cauda equina injuries	52
48. Effects of social determinants of health on postoperative outcomes in degenerative spondylolisthesis	51
P10. Effect of screw design, purchase depth and trajectory on cervical lateral mass fixation strength	51
152. Walking time and grip strength as objective outcome metrics in the adult spinal deformity patient: series of 208 patients	49
119. Adverse events associated the barricaid annular closure device: an analysis of the FDA MAUDE database	48
121. Nerve root retraction time during lumbar endoscopic discectomy is associated with postoperative radiculitis	46
49. Associations of depression and sociodemographic characteristics with patient activation among those presenting for spine surgery	45
P33. Incidence, risk factors and clinical outcomes of cervical hematoma: an analysis from the Michigan Spine Surgery Improvement Collaborative registry	44

171. Overcorrection of the upper instrumented vertebra relative to the center of the femoral heads is associated with proximal junctional kyphosis	43
167. Combined thoracic anterior and lumbar posterior tethering vs anterior vertebral body tethering: Outcomes in skeletally immature idiopathic scoliosis	43
25. Perioperative complications associated with epidural injections followed by cervical decompression and fusion	42
P8. Correlations between sagittal plane disc dimensions and principal surface strains across the L3-4 intact IVD during in vitro multidirectional loading	42
P153. Long term assessment of the functional independence measure on sports spinal cord injury patients	42
270. Low Hounsfield Units measured at the upper instrumented vertebra are an independent risk factor for density related complications in adult spinal fusion procedures	41
39. Preliminary assessment of lumbar discectomy patient balance recovery: Is a force plate necessary or will a yard stick suffice?	41
P98. Complication rates following Chiari Malformation Surgical Management based on sub type and surgical variables	38
P111. Surgical and radiographic outcomes in patients with high T1 and C2 slopes	38
P107. Impact of upper instrumented vertebra and lordosis morphology on acute proximal junctional fracture following adult spinal deformity surgery	38
P40. Indirect effect on adjacent segment after minimally invasive transforaminal lumbar interbody fusion	37
P30. Development of a machine learning algorithm for prediction of complications and readmission after lumbar spinal fusion	37