Fig. 3From: A comparative performance analysis of the International Classification of Functioning, Disability and Health and the Item-Perspective Classification framework for classifying the content of patient reported outcome measuresClassification capacity. Lightly shaded stacks indicate the percent of sample items that were successfully classified using IPC and ICF frameworks. Percent items unsuitable for ICF classification are denoted by the unshaded stacks. Percent of items remaining unresolved due to inter-rater coding disagreements are shown in blackBack to article page