John David Cassidy Ph.D., Dr.Med.Sc.
- Email Address(es)
- Office Phone
- Epidemiology Division
- Adjunct Professor
- Injury epidemiology: (occupational, brain and traffic injuries)
- Musculoskeletal Epidemiology (back disorders)
- Systematic reviews: (patient care guidelines and evidence-based care)
- Chronic Disease Epidemiology
- Evidence-based healthcare and policy
Education & Training History
PhD (Pathology) University of Saskatchewan, Saskatoon, Saskatchewan, Canada
DrMedSc (Epidemiology and Injury Prevention) Karolinska Institute, Stockholm, Sweden
Primary Teaching Responsibilities
- Retired from teaching.
Professional Summary & Appointments
Adjunct Professor, Master of Public Health Program, Lakehead University, Thunder Bay, Ontario.
Current Research Projects
Systematic reviews on long-term outcomes after mild traumatic brain injury.
Systematic review on diagnosis of sports-related concussions.
Systematic review on long-term consequences of sport-related concussions.
Kent P, Cancelliere C, Boyle E, Cassidy JD, Kongsted A: A Conceptual Framework for Prognostic Research. BMC Medical Research Methodology 2020;20:172.
Cancelliere C, Boyle E, Côté P, Holm L, Salmi R, Cassidy JD. Development and Validation of a Model Predicting Post-Traumatic Headache Six Months After a Motor Vehicle Collision in Adults. Accident Prevention & Analysis 2020;142.
Côté P, Bussières A, Cassidy JD, Hartvigsen J, Kawchuk GN, Leboeuf-Yde C, Mior S, Schneider M. A united statement of the global chiropractic research community against the pseudoscientific claim that chiropractic care boosts immunity. BMC Chiropractic and Manual Therapies. BMC Chiro Man Therap 2020;28:21.
Boyle E, Cassidy JD, Côté P. Determining the Reliability and Convergent Validity of a Return-to-Work Status Questionnaire. Work 2019;63:69-80.
Côté P, Yu H, Shearer HM, Randhawa K, Wong JJ, Mior S, Ameis A, Carroll LJ, Nordin M, Varatharajan S, Sutton D, Southerst D, Jacobs C, Stupar M, Taylor-Vaisey A, Gross DP, Brison RJ, Paulden M, Ammendolia C, Cassidy JD, Loisel P, Marshall S, Bohay RN, Stapleton J, Lacerte M. Non-pharmacological Management of Persistent Headaches Associated with Neck Pain: A Clinical Practice Guideline from the Ontario Protocol for Traffic Injury Management (OPTIMa) Collaboration. Eur J Pain 2019;23:1051-1070.
Côté P, Boyle E, Shearer HM, Stupar M, Jacobs C, Cassidy JD, Carette S, van der Velde G, Wong JJ, Hogg-Johnson S, Ammendolia C, Hayden JA, van Tulder M, Frank J. Is a Government-regulated Rehabilitation Guideline More Effective than General Pratitioner or Preferred-provider Rehabilitation in Promoting Recovery from Acute Whiplash-associated Disorders? A Pragmatic Randomized Controlled Trial. BMJ Open 2019;9:e021283. doi:10.1136/bmjopen-2017-021283.