Faculty Profile

Joel J. Gagnier, PhD N.D., M.Sc., B.A.

Joel J. Gagnier, PhD N.D., M.Sc., B.A.

  • Associate Professor, Department of Orthopaedic Surgery
  • Associate Professor, Epidemiology
  • 24 Frank Lloyd Wright Drive
  • Ann Arbor, Michigan 48109

2017 - present: Associate Professor, Department of Orthopaedic Surgery, University of Michigan
2017 - present: Associate Professor, Department of Epidemiology, University of Michigan
2010 - 2017: Assistant Professor, Department of Orthopaedic Surgery, University of Michigan
2010 - 2017: Assistant Professor, Department of Epidemiology, University of Michigan 
2009-2010: Post-graduate Fellow, Department of Epidemiology, University of Michigan
2005-2008: Canadian Institutes of Health Research Fellow, University of Toronto
2002-2004: Assistant Professor, Canadian College of Naturopathic Medicine
2001-2005: Canadian Institutes of Health Research Fellow, University of Toronto

  • PhD, University of Toronto, Toronto, Ontario, Canada, 2010
  • MSc, University of Toronto, Toronto, Ontario, Canada, 2005
  • ND, Canadian College of Naturopathic Medicine, Toronto, Ontario, Canada, 2001
  • BA, University of Windsor, Windsor, Ontario, Canada, 1997

  • Clinical epidemiology
  • Systematic review and meta-analysis methods and reporting
  • Clinical research methods and reporting
  • Patient reported outcome measures
  • Psychometrics/clinimetrics
  • Efficacy of orthopedic interventions
  • Patient safety
  • Pain
  • Musculoskeletal conditions

  • Weick J, Bullard J, Green JH, Gagnier JJ. Measures of Hip Function and Symptoms: Harris Hip Score (HHS), Hip Disability and Osteoarthritis Outcome Score (HOOS), Oxford Hip Score (OHS), Lequesne Index of Severity for Osteoarthritis of the Hip (LISOH), and American Academy of Orthopedic Surgeons (AAOS) Hip and Knee Questionnaire. Arthritis Care & Res. 2020 (accepted).
  • McHugh M, Droy E, Muscatelli S, Gagnier JJ. Measures of adult knee function: International Knee Documentation Committee (IKDC) Subjective Knee Evaluation Form, Knee Injury and Osteoarthritis Outcome Score (KOOS), Knee Injury and Osteoarthritis Outcome Score Physical Function Short Form (KOOS-PS), Knee Outcome Survey Activities of Daily Living Scale (KOS-ADL), Lysholm Knee Scoring Scale, Oxford Knee Score (OKS), Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC), Activity Rating Scale (ARS), and Tegner Activity Score (TAS), Patient Reported Outcome Measurement Information Systems- Physical Function (PROMIS-PF). Arthritis Care & Res. 2020 (accepted).
  • Gagnier JJ, Bedi A, Carpenter JE, Robbins C, Miller BS. A five-year follow-up of patients treated for rotator cuff tears: A registry study. 2020 (Under review).
  • Gagnier JJ, Mokkink L, Terwee C. COSMIN reporting recommendations for investigations of measurement properties of patient reported outcomes measures. 2020 (under review).
  • Mendias C, Carpenter JE, Awan T, Jacobsen J, Gagnier J, Bedi A. The use of recombinant human growth hormone to protect against muscle weakness in patients undergoing anterior cruciate ligament reconstruction: A pilot, randomized, placebo controlled trial. 2020. AJSM (accepted).
  • Roe Y, Buchbinder R, Grotle M, Whittle S, Ramiro S, Huang H, Gagnier JJ, Verhagen A, Ostensjo S. What do the OMERACT Shoulder Core Set candidate instruments measure? An analysis using the refined ICF linking rules. J Rheumatol. 2020. (accepted).
  • Schandelmaier S, Gagnier JJ, Guyatt G. Development of a new instrument to assess the credibility of effect modification: ICEMAN. CMAJ (Accepted). 2020.
  • Schubert MF, Thomas JR, Yashar J, Lee JJ, Urquhart AG, Gagnier JJ, Pour AE. Post-operative urinary retention after lower extremity arthroplasty and the peri-operative role of selective alpha-1 adrenergic blocking agents in adult make patients: a propensity-matched retrospective cohort. Int Ortho. 2020;44(1):39-44.
  • Woolen S, Shankar P, Gagnier JJ, MacEachern M, Singer L, Davenport M. Risk of nephrogenic systemic fibrosis in patients with stage 4 or 5 chronic kidney disease receiving a group II gadolinium-based contrast agent: A systematic review and meta-analysis. JAMA Int Med. 2019; Dec 9.
  • Ramme AJ, Robbins CB, Patel KA, Carpenter JE, Bedi A, Gagnier JJ, Miller BS. Surgical versus nonsurgical management of rotator cuff tears: A matched-pair analysis. J Bone Joint Surg Am. 2019;1010(19):1775-82.
  • Gagnier JJ, Johnston BC. Empirical evidence of bias arising from patient reported outcome measures. J Clin Epidemiol. 2019;116:36-8.
  • FAITH-2 Investigators, Slobogean GP, Sprague S, Bzovsky S, Heels-Ansdell D, Thabane L, Scott T, Bhandari M. Fixation using alternative implants for the treatment of hip fractures (FAITH-2): design and rationale for a pilot multi-centre 2 × 2 factorial randomized controlled trial in young femoral neck fracture patients. Pilot Feasibility Stud. 2019;5:70.
  • Li Y, Burke MC, Gagnier J, Caird MS, Farley FA. Comparison of EOSQ-24 and SRS-22 scores in congenital scoliosis: A preliminary study. J Pediatr Orthop. 2019;May 29 (epub)
  • Schubert M, Urquhart A, Gagnier JJ, Eslam-Pour A. Prophylactic Tamsulosin Does Not Reduce the Risk of Urinary Retention Following Lower Extremity Arthroplasty: A Double-Blinded Randomized Placebo Controlled Trial. Journal of Arthroplasty. 2019;34(7S);S17-S23.
  • Salomonsonn A, Bedi A, Brummett C, Gagnier JJ. Risk and risk factors of new persistent opioid use after rotator cuff tear repair surgery. 2019 (under review).
  • Page MJ, O’Connor DA, Malek M, Haas R, Beaton D, Huang H, Ramiro S, Richards P, Voshaar MJH, Shea B, Verhagen AP, Whittle SL, van der Windt DA, Gagnier JJ, Buchbinder R, for the OMERACT Shoulder Core Set Working Group. Patients’ experience of shoulder disorders: a systematic review of qualitative studies for the OMERACT Shoulder Core Domain Set. Rheumatology (Oxford) 2019. DOI: 10.1093/rheumatology/kez046.
  • Romiro S, Page M, Huang W, Whittle S, Gagnier JJ*, Buchbinder R* (*co-senior authors). A report from the Shoulder Core Set Workshop: OMERACT 2018. Rheumatology (Accepted).
  • Watson S, Allen B, Robbins CB, Gagnier JJ, Miller BS. Does rotator cuff tear pattern influence clinical outcome after surgical repair. Orthop J Sports Med. 2018;6(3).
  • Gagnier JJ, Robbins C, Bedi A, Carpenter JE, Miller BS. Minimally important difference for the ASES and WORC. ASES. 2018 (Accepted).
  • Gagnier JJ, Shen Y, Huang W. Patient Reported outcome questionnaires for anterior cruciate ligament injuries: A systematic review of psychometric properties and methodological quality. JBJS Reviews. 2018;6(4):e5.
  • Gagnier JJ, Mullins M, Huang W, Marinac-Daboc D, Ghambaryan A, Eloff B, Mirza F, Bayona M. Patient Reported outcome questionnaires for total hip arthroplasty: A systematic review of psychometric properties and methodological quality. 2018. J Bone Joint Surg REv;6(1):e2.
  • Lai J, Robbins CB, Miller BS, Gagnier JJ. The effect of lipid levels on patient reported outcome in patients with rotator cuff tears. JSES Open Access. 2017;1(3).
  • Lai J, Gagnier JJ. Dyslipidemias and rotator cuff tears: A systematic review and meta-analysis. 2018. JBJS Reviews. (Accepted).
  • Zhou L, Natagaran M, Miller BS, Gagnier JJ. Minimally important difference for the SANE and VR-12. Orthopaedic Journal of Sports Medicine. 2018;66(7).
  • Naimark M, Robbins C, Gagnier JJ, Miller BS. Impact of smoking on patient outcome after arthroscopic rotator cuff repair. BMJ Open Sport & Exercise Medicine. 2018;4(1):e000416.

Cochrane Back Review Group
Cochrane Bias Methods Group
Cochrane Musculoskeletal Group
Cochrane Patient Reported Outcomes Methods Group
CONSORT Group
World Association of Medical Editors
Orthopaedic Research Society
American Association of Orthopaedic Surgeons
PROMIS Health Organization
American Society of Professionals in Patient Safety
American Orthopaedic Society for Sports Medicine