Reliability of the Test of Visual Perceptual Skills-4th Edition for people with schizophrenia.

ABSTRACT:

Background

The Test of Visual Perceptual Skills-4th Edition (TVPS-4) is widely used for repeated measures of visual perception. This study aimed to examine the test-retest reliability, internal consistency, and practice effect of the TVPS-4 in people with schizophrenia receiving care in community psychiatric rehabilitation facilities.

Methods

A repeated assessment design was employed, involving 80 participants. Test-retest reliability was evaluated using the intraclass correlation coefficient (ICC) and Pearson's r. Internal consistency was evaluated using Cronbach's alpha (α). Minimal detectable change (MDC) values were calculated at 95%, 90%, and 80% confidence levels. The MDC% was determined based on the MDC with 95% certainty. Cohen's d effect sizes and paired t-tests wer

SUBMITTER: Lee SC 

PROVIDER: S-EPMC11878909 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature