The ICECAP-A instrument for capabilities: assessment of construct validity and test-retest reliability in a general Dutch population.

ABSTRACT:

Purpose

The ICEpop CAPability measure for Adults (ICECAP-A) assesses five capabilities that are important to one's well-being. The instrument might be an important addition to generic health questionnaires when evaluating quality of life extending beyond health. This study aimed to conduct a psychometric assessment of the Dutch translation of the ICECAP-A.

Methods

Construct validity of the instrument was assessed in two ways. First, by measuring correlations with the EQ-5D-5L questionnaire and a measure of self-efficacy and, second, by investigating the ability to distinguish between groups known to differ on the construct the ICECAP-A means to capture. Additionally, test-retest reliability was evaluated.

Results

In total, 1002 participants representative of the gener

SUBMITTER: Rohrbach PJ 

PROVIDER: S-EPMC8921020 | biostudies-literature | 2022 Mar

REPOSITORIES: biostudies-literature