The revalidation of the diabetes treatment-related quality-of-life (DTR-QOL) questionnaire in Japan.

ABSTRACT:

Objectives

The objectives of this study were to develop a conceptual framework for the diabetes treatment-related quality of life (DTR-QOL) and validate the new structure of the DTR-QOL.

Methods

This study was conducted in two stages. First, items were collated into similar concepts to develop a new conceptual framework for the DTR-QOL. Next, psychometric analyses were conducted. Analyses included a distribution of responses (and domains) with a focus on floor/ceiling effects, item convergent/discriminant validity, internal consistency reliability (where possible), clinical validity, known-group analysis, and concurrent validity with the Diabetes Treatment Satisfaction Questionnaire and SF-8. Known groups were evaluated using "Glycemic control in the last month", "Concerned

SUBMITTER: Ishii H 

PROVIDER: S-EPMC6506486 | biostudies-literature | 2019 Apr

REPOSITORIES: biostudies-literature