Reliability (Inter-rater Agreement) of the Barthel Index for Assessment of Stroke Survivors

Background and Purpose— The Barthel Index (BI) is a 10-item measure of activities of daily living which is frequently used in clinical practice and as a trial outcome measure in stroke. We sought to describe the reliability (interobserver variability) of standard BI in stroke cohorts using systematic review and meta-analysis of published studies. Methods— Two assessors independently searched various multidisciplinary electronic databases from...