Survival after hip fracture: short-and long-term excess mortality according to age and gender

…, AJ Søgaard, HE Meyer, TH Edna, B Kopjar - Osteoporosis …, 1999 - Springer
The purpose of this study was to analyze the excess mortality after hip fracture and to reveal
whether, and eventually when, the excess mortality vanished in different groups of age and …

Efficacy and safety of surgical decompression in patients with cervical spondylotic myelopathy: results of the AOSpine North America prospective multi-center study

MG Fehlings, JR Wilson, B Kopjar, ST Yoon, PM Arnold… - JBJS, 2013 - journals.lww.com
Background: Cervical spondylotic myelopathy is the leading cause of spinal cord
dysfunction worldwide. The objective of this study was to evaluate the impact of surgical …

Cancer risk after use of recombinant bone morphogenetic protein-2 for spinal arthrodesis

…, EL Hurwitz, BK Weiner, ST Yoon, G Comer, B Kopjar - JBJS, 2013 - journals.lww.com
Background: Recombinant human bone morphogenetic protein-2 (rhBMP-2) is a growth
factor known to have in vitro effects on the growth and invasiveness of cancer. It has been …

Perioperative and delayed complications associated with the surgical treatment of cervical spondylotic myelopathy based on 302 patients from the AOSpine North …

MG Fehlings, JS Smith, B Kopjar, PM Arnold… - Journal of neurosurgery …, 2012 - thejns.org
Object Rates of complications associated with the surgical treatment of cervical spondylotic
myelopathy (CSM) are not clear. Appreciating these risks is important for patient counseling …

The modified Japanese Orthopaedic Association scale: establishing criteria for mild, moderate and severe impairment in patients with degenerative cervical …

L Tetreault, B Kopjar, A Nouri, P Arnold… - European Spine …, 2017 - Springer
… In a study by Kopjar et al., the mJOA demonstrated good convergent and divergent validity,
… The Kopjar et al. study served to validate the mJOA and was a first step in classifying this …

Anterior versus posterior surgical approaches to treat cervical spondylotic myelopathy: outcomes of the prospective multicenter AOSpine North America CSM study in …

MG Fehlings, S Barry, B Kopjar, ST Yoon, P Arnold… - Spine, 2013 - journals.lww.com
… A, B, Example of a case in which there may be equipoise between anterior and posterior
surgery… B, Lateral radiograph of a patient who was treated with a 4-level ACDF. ACDF indicates …

A global perspective on the outcomes of surgical decompression in patients with cervical spondylotic myelopathy: results from the prospective multicenter AOSpine …

…, T Toyone, Y Yukawa, Q Zhou, M Zileli, B Kopjar - Spine, 2015 - journals.lww.com
Study Design. Prospective, multicenter international cohort. Objective. To evaluate outcomes
of surgical decompression for cervical spondylotic myelopathy (CSM) at a global level. …

ProDisc-C total disc replacement versus anterior cervical discectomy and fusion for single-level symptomatic cervical disc disease: seven-year follow-up of the …

…, JM Spivak, RB Delamarter, BV Darden, B Kopjar - JBJS, 2015 - journals.lww.com
Background: In patients with single-level cervical degenerative disc disease, total disc
arthroplasty can relieve radicular pain and preserve functional motion between two vertebrae. We …

The AOSpine North America Geriatric Odontoid Fracture Mortality Study: a retrospective review of mortality outcomes for operative versus nonoperative treatment of …

J Chapman, JS Smith, B Kopjar, AR Vaccaro, P Arnold… - Spine, 2013 - journals.lww.com
Study Design. Retrospective, multicenter cohort study. Objective. Assess for differences in
short-and long-term mortality between operative and nonoperative treatment for elderly …

Survival and clinical outcomes in surgically treated patients with metastatic epidural spinal cord compression: results of the prospective multicenter AOSpine study

MG Fehlings, A Nater, L Tetreault, B Kopjar… - Journal of Clinical …, 2016 - ascopubs.org
Purpose Although surgery is used increasingly as a strategy to complement treatment with
radiation and chemotherapy in patients with metastatic epidural spinal cord compression (…