Investigating gender-based differential item functioning on the Kansas City Cardiomyopathy Questionnaire (KCCQ) using qualitative content analysis.
Theresa M ColesNicole LucasMolly McFatrichDebra HenkeJennifer L RidgewayEmma M BehnkenKevin WeinfurtBryce B ReeveAmy CorneliShannon M DunlayJohn A SpertusLi LinIleana L PiñaFraser D BocellMichelle E TarverHeidi DohseAnindita SahaBrittany CaldwellPublished in: Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2022)
Overall, our findings indicate that interpretation of the KCCQ-23 items were similar in men and women. However, some modifications to items may improve clarity of interpretation for a wide range of patients.