Testing for response shift in treatment evaluation of change in self-reported psychopathology amongst secondary psychiatric care outpatients.

ABSTRACT:

Objectives

If patients change their perspective due to treatment, this may alter the way they conceptualize, prioritize, or calibrate questionnaire items. These psychological changes, also called "response shifts," may pose a threat to the measurement of therapeutic change in patients. Therefore, it is important to test the occurrence of response shift in patients across their treatment.

Methods

This study focused on self-reported psychological distress/psychopathology in a naturalistic sample of 206 psychiatric outpatients. Longitudinal measurement invariance tests were computed across treatment in order to detect response shifts.

Results

Compared with before treatment, post-treatment psychopathology scores showed an increase in model fit and factor loading, suggesti

SUBMITTER: Carlier IVE 

PROVIDER: S-EPMC6852603 | biostudies-literature | 2019 Sep

REPOSITORIES: biostudies-literature