Impact of quality scales on levels of evidence inferred from a systematic review of exercise therapy and low back pain Florence Colle, MD, François Rannou, MD, PhD, Michel Revel, MD, Jacques Fermanian, MD, PhD, Serge Poiraudeau, MD, PhD Archives of Physical Medicine and Rehabilitation Volume 83, Issue 12, Pages 1745-1752 (December 2002) DOI: 10.1053/apmr.2002.35657 Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions
Fig. 1 Interrater reliability according to Bland and Altman,57 showing examples of scales for which (A) the result is centered without a systematic trend, (B) the result is not centered, and (C) there is a systematic effect. Archives of Physical Medicine and Rehabilitation 2002 83, 1745-1752DOI: (10.1053/apmr.2002.35657) Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions