OOIR: Observatory of International Research

Papers

(The H4-Index of Neurosurgical Focus is 25. 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
Safety and efficacy of low-dose rhBMP-2 use for anterior cervical fusion	47
Application of the 6 pillars of sustainable global surgical partnerships by the Neurosurgery Outreach Foundation with lower-middle-income countries in Asia	41
Survival and quality of life after CSF diversion in adult patients with leptomeningeal metastasis–associated hydrocephalus: a systematic review and meta-analysis	41
Critically reading machine learning literature in neurosurgery: a reader’s guide and checklist for appraising prediction models	40
Immunohistochemical markers predicting long-term recurrence following clival and spinal chordoma resection: a multicenter study	40
Challenges and opportunities in neurosurgical care transition	39
Digital cognitive testing using a tablet-based app in patients with brain tumors: a single-center feasibility study comparing the app to the gold standard	38
Outcomes following stereotactic radiosurgery for foramen magnum meningiomas: a single-center experience and systematic review of the literature	37
Interhospital transfer status for spinal metastasis patients in the United States is associated with more severe clinical presentations and higher rates of inpatient complications	34
Comparison of intracranial injury predictability between machine learning algorithms and the nomogram in pediatric traumatic brain injury	34
Outcomes and prognosis of surgically treated thoracic spinal meningiomas: a multicenter cohort study	34
Quantification of motion during microvascular anastomosis simulation using machine learning hand detection	33
Assessing views and attitudes toward the use of extended reality and its implications in neurosurgical education: a survey of neurosurgical trainees	32
Editorial. Neuroprotective effectiveness	32
Improving mixed-reality neuronavigation with blue-green light: a comparative multimodal laboratory study	32
Effects of hyperoxemia on aneurysmal subarachnoid hemorrhage outcomes: a systematic review and meta-analysis	32
Stereotactic radiosurgery for distant brain metastases secondary to esthesioneuroblastoma: a single-institution series	31
Surgical strategies for the treatment of deformity-associated cervical spondylotic stretch myelopathy: a case series with technically nuanced illustrative operative videos	31
Reappraisal of intradural findings in Chiari malformation type I	30
Association of mutations in DNA polymerase epsilon with increased CD8+ cell infiltration and prolonged progression-free survival in patients with meningiomas	30
The lateral retrocanthal transorbital endoscopic approach to the middle fossa: cadaveric stepwise approach and review of quantitative cadaveric data	29
Perioperative fluctuation and overall evaluation of adenohypophyseal hormone secretion in patients with nonfunctioning pituitary adenoma	27
Central nervous system injury–induced immune suppression	27
Single-center outcomes for percutaneous pedicle screw fixation in metastatic spinal lesions: can spontaneous facet fusion occur?	26
Comparison of outcomes after stereoelectroencephalography and subdural grid monitoring in pediatric tuberous sclerosis complex	25

Factors associated with adjacent-level tumor progression in patients receiving surgery followed by radiosurgery for metastatic epidural spinal cord compression