Fund; MOSTI Malaysia 1. DASS-21- Depression Anxiety and Stress Scale 2. WHOQOL-BREF- World Health Organization Quality of Life -- validated, Malay, Chinese and English versions. Stratified random sampling The Malaysian National Renal Registry 25, 763 haemodialysis (HD) and continuous ambulatory peritoneal dialysis (CAPD) 1569 subjects ---- > 1,333 patients
23 government, NGO and private hospitals. Confirmatory Factor Analysis (CFA) and Structural Equation Modeling (SEM).