Anita M. Hubley|Anita Palepu
Injection Drug User Quality of Life Scale (IDUQOL): Findings from a content validation study
University of British Columbia|University of British Columbia
quality life studies among injection drug users primarily focused healthrelated measures chaotic lifestyle many injection drug users idus however extends far beyond health impacts upon social relationships employment opportunities housing day day survival current quality life instruments capture realities people living addictions injection drug users quality life scale iduqol developed reflect life areas relevance idus present study examined content validity iduqol using judgmental methods based subject matter experts smes ratings various elements measure eg appropriateness life areas items names descriptions life areas instructions administration scoringsix smes provided copy iduqol administration scoring manual detailed content validation questionnaire two commonly used judgmental measures interrater agreement content validity index cvi average deviation mean index adm used evaluate smes agreement ratings iduqol elementsa total 75 elements iduqol examined cvi results showed elements endorsed required number smes adm results showed acceptable agreement ie practical significance obtained elements statistically significant agreement missed nine elements elements smes feedback examined ways improve elements openended feedback also provided suggestions revisions iduqolthe results study provided strong evidence support content validity iduqol direction revision iduqol elements