Psychometric evaluation of the modified Kessler seven-item version (K7) for measuring psychological distress using Rasch analysis: a cross-sectional study in a rural district of Bangladesh.

ABSTRACT:

Objectives

This investigation expected to validate the psychometric properties of the modified seven-item Kessler psychological distress scale (K7) for measuring psychological distress in healthy rural population of Bangladesh.

Design

Cross-sectional study.

Setting

Narail district, Bangladesh.

Participants

A random sample of 300 adults of age 18-90 years were recruited. Face-to-face interviews were conducted between July and August 2018 using an Android phone installed with a mobile data collection application known as CommCare.

Outcome measure

Validation of the K7 was the major outcome. Sociodemographic factors were measured to assess for Differential Item Functioning to check if the tool functions equally in different factors. Rasch analysis was carrie

SUBMITTER: Uddin MN 

PROVIDER: S-EPMC7045185 | biostudies-literature | 2020 Feb

REPOSITORIES: biostudies-literature