Roland-Morris Disability Questionnaire and Oswestry Disability Index: Which Has Better Measurement Properties for Measuring Physical Functioning in Nonspecific Low Back Pain? Systematic Review and Meta-Analysis

A. Chiarotto, MSc, Department of Health Sciences, Faculty of Earth and Life Sciences, EMGO⁺ Institute for Health and Care Research, VU University, De Boelelaan 1085, Room U-601, 1081HV, Amsterdam, the Netherlands, and Department of Epidemiology and Biostatistics, EMGO⁺ Institute for Health and Care Research, VU University Medical Center, Amsterdam, the Netherlands.
L.J. Maxwell, MSc, Centre for Practice-Changing Research, Ottawa Hospital Research Institute, Ottawa, Ontario, Canada.
C.B. Terwee, PhD, Department of Epidemiology and Biostatistics, EMGO⁺ Institute for Health and Care Research, VU University Medical Center.
G.A. Wells, PhD, Department of Epidemiology and Community Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Ontario, Canada.
P. Tugwell, MD, MSc, Department of Medicine, Ottawa Hospital Research Institute, University of Ottawa.
R.W. Ostelo, PhD, Department of Health Sciences, Faculty of Earth and Life Sciences, EMGO⁺ Institute for Health and Care Research, VU University, and Department of Epidemiology and Biostatistics, EMGO⁺ Institute for Health and Care Research, VU University Medical Center.