Confirmatory Factor Analyses and Differential Item Functioning of the Patient Experience with Treatment and Self-Management (PETS vs. 2.0): A Measure of Treatment Burden.

Minji K Lee Jennifer L St SauverRoger T AndersonMark LinzerDavid T Eton

Published in: Patient related outcome measures (2021)

Findings support the construct validity and reliability of PETS version 2.0. The fit of a factor model featuring superordinate (ie, second-order) factors of workload and impact supports index scoring that will simplify reporting of PETS scores. DIF analyses indicate that items from these indices can be interpreted in the same way, regardless of gender, education, or health literacy.

Keyphrases

healthcare
psychometric properties
risk factors
health information
adverse drug
quality improvement