Validity and Reability Test of Indonesian Version World Health Organization Quality of Life-HIV BREF Questionnaire to Measure The Quality of Life Patients with HIV/AIDS

Abstract

Introduction. Health-related quality of life among HIV patients and can be used as an indicator of successful therapy. WHOQOL-HIV BREF questionnaire is one of the instruments used to assess the patients’ quality of life that has been used in many countries, but has never been tested for its validity and reliability in Indonesia. This study aims to determine the validity and reliability of the questionnaire WHOQOL-HIV BREF in Indonesian as a tool for measuring the quality of life of HIV patients. Methods. A cross-sectional study was conducted in HIV Integrated Service Unit Cipto Mangunkusumo General Hospital (RSCM) Jakarta in November 2016 with consecutive sampling method. The study was conducted in two phases: first, the language and cultural adaptation process and second phase was to test the validity and reliability of the questionnaire. Results. Total of 56 respondents filled the questionnaire, 69.6% of them were male. Through a multi-trait scaling analysis, it was found that correlation coefficient value had a high correlation to the total score domain, which meant that it had a good validation. Correlation between questionnaire domain WHOQOL-HIV BREF and SF-36 questionnaire domain obtained 6 significant domains (p <0.005) with a strong correlation coefficient (r = 0.60 to 0.79). Reliability of the questionnaire was assessed by intra class correlation coefficient, each domain from 0.401 to 0.484 and 0.513 to 0.798 for Cronbach Alpha. Conclusions. The questionnaire WHOQOL-HIV BREF in the Indonesian language is valid and reliable.

Keywords

• reliability
• validity
• WHOQOL-HIV BREF