Visual impairment in any eye adversely affects quality of life: Psychometric validation of the Malay NEI VFQ-25.

ABSTRACT:

Purpose

To cross-culturally translate and adapt the National Eye Institute Visual Functioning Questionnaire (NEIVFQ-25) into Malay or Bahasa Malaysia, and to analyze its psychometric properties in a cohort of Malaysian patients with visual impairment from various causes.

Design

Cross-sectional validation study.

Methods

The NEI-VFQ 25 was translated and cross-culturally adapted into the Malay version. Total of 324 visually impaired patients caused by cataracts, glaucoma, age-related macular degeneration (ARMD) or diabetic macular edema (DME), and a control group were included. Psychometric analysis was performed including test-retest and internal consistency reliability, convergent validity, discriminant validity, and factor analysis. Clinical validity was measured by

SUBMITTER: Loke JY 

PROVIDER: S-EPMC12180719 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature