Stephen Lewis

Toronto Western Hospital — Canada

Economics, Econometrics and Finance · Social Sciences

10h-index818citations61works0.42yr avg
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Research Topics

HIV/AIDS Impact and Responses(9), Poverty, Education, and Child Welfare(7), Scoliosis diagnosis and treatment(6), Merger and Competition Analysis(5), Spine and Intervertebral Disc Pathology(4)

Publications60 total

The contribution of lower limbs to Pelvic Tilt: A baseline and postoperative full-body analysis
Gait & Posture·2025Open Access
Comparison of clinical and radiological outcomes of 3-column lumbar osteotomies with and without interbody cages for adult spinal deformity
The Spine Journal·2025· 2 cited
57. Introducing the preoperative landing zone concept: Implications of listhesis and spinopelvic inclination of the upper instrumented vertebral region on proximal junctional kyphosis
The Spine Journal·2024
P157. Preoperative recreational marijuana users report worse baseline pain, anxiety, physical activity, and self-image compared to nonusers with adult spine deformity (ASD)
The Spine Journal·2024
The Contribution of Lower Limbs to Pelvic Tilt: A Baseline and Postoperative Full-Body Analysis
SSRN Electronic Journal·2024Open Access
13. A prospective, observational, multicenter study assessing functional improvements after multilevel fusion for adult spinal deformity: 5-year follow-up results
The Spine Journal·2023
The effect of post-discharge oral nutritional supplements on outcomes after gastrointestinal surgery: A systematic review and meta-analysis
Clinical Nutrition·2023· 10 citedOpen Access
31. Quantifying the contribution of lower limb compensation to upright posture: what happens if ASD patients do not compensate?
The Spine Journal·2022
Conservation of Biological Resources in Allegany State Park
2019
Salisbury, Novichok and International Law on the Use of Force
The RUSI Journal·2018· 13 cited
Market definition in merger control: An overview of EU and national case law
e-Competitions Bulletin·2016
Unfitness to Plead. Volume 1: Report.
Northumbria Research Link (Northumbria University)·2016· 3 citedOpen Access
Sport, Peace, and Development: How Can Sport Contribute to Positive Social Change?
Open Collections·2016Open Access
Foreword
Cambridge University Press eBooks·2013
Regression analysis and econometrics
2013
The Economic Assessment of Mergers under European Competition Law
Cambridge University Press eBooks·2013· 12 cited
Non-horizontal mergers
Cambridge University Press eBooks·2013
Market definition
Cambridge University Press eBooks·2013
Horizontal mergers I: unilateral effects
Cambridge University Press eBooks·2013
Horizontal mergers II: coordinated effects
Cambridge University Press eBooks·2013· 1 cited
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Frequent Co-authors

Andrea Lofaro(7), Frances Dethmers(6), Daniel Gore(5), Shay Bess(5), Virginie Lafage(5), Lawrence G. Lenke(5), Douglas C. Burton(4), Bassel G. Diebo(4), Richard A. Hostin(4), Themistocles S. Protopsaltis(4), Eric O. Klineberg(4), Christopher I. Shaffrey(4), Justin S. Smith(4), Alan H. Daniels(3), Christopher P. Ames(3), Robert K. Eastlack(3), Han Jo Kim(3), Gregory M. Mundis(3), Peter G. Passias(3), Jeffrey L. Gum(3)