Validity and Responsiveness of Presenteeism Scales in Chronic Work-Related Upper-Extremity Disorders

J.-S. Roy, PT, PhD, is Assistant Professor, Department of Rehabilitation, Faculty of Medicine, Laval University, Quebec City, Quebec, Canada, and Scientist, Centre for Interdisciplinary Research in Rehabilitation and Social Integration, Quebec City, Quebec, Canada G1M 2S8.
J.C. MacDermid, PT, PhD, is Professor and Assistant Dean of Rehabilitation Science, School of Rehabilitation Science, McMaster University, Hamilton, Ontario, Canada, and Co-director of Clinical Research, Hand and Upper Limb Centre, St Joseph's Health Centre, London, Ontario, Canada.
B.C. Amick III, PhD, is Scientific Director and Senior Scientist, Institute for Work & Health, Toronto, Ontario, Canada, and Associate Professor, University of Texas School of Public Health, Houston, Texas.
H.S. Shannon, PhD, is Professor, Department of Clinical Epidemiology and Biostatistics, McMaster University, and Institute for Work & Health, Toronto.
R. McMurtry, MD, FRCSC, is Orthopedic Surgeon, Hand and Upper Limb Centre, St Joseph's Health Centre.
J.H. Roth, MD, FRCSC, is Orthopedic Surgeon, Hand and Upper Limb Centre, St Joseph's Health Centre.
R. Grewal, MD, FRCSC, is Orthopedic Surgeon, Hand and Upper Limb Centre, St Joseph's Health Centre.
K. Tang, MScPT, MSc, is a PhD student, Mobility Program Clinical Research Unit, St Michael's Hospital, Toronto, Ontario, Canada.
D. Beaton, OT, PhD, is Scientist and Director of Clinical Research, Mobility Program, Clinical Research Unit, St Michael's Hospital, and Associate Professor, Department of Occupational Science and Occupational Therapy, University of Toronto, Toronto, Ontario, Canada.