Journal article
A Rasch analysis of the Brief Pain Inventory Interference subscale reveals three dimensions and an age bias
Abstract
OBJECTIVES: The Brief Pain Inventory is composed of two quantifiable scales: pain severity and pain interference. The reported factor structure of the interference subscale is not consistent in the extant literature, with no clear choice between a single- or two-factor structure. Here, we report on the results of Rasch-based analysis of the interference subscale using a large population-based ambulatory patient database (the Quebec Pain …
Authors
Walton DM; Beattie T; Putos J; MacDermid JC
Journal
Journal of Clinical Epidemiology, Vol. 74, , pp. 218–226
Publisher
Elsevier
Publication Date
6 2016
DOI
10.1016/j.jclinepi.2015.10.022
ISSN
0895-4356