Vietnam STEPS Noncommunicable Disease Risk Factors Survey 2015

The survey employed a cross-sectional design with national representative sample of population age 18-69 year old residing in Viet Nam (using multistage sampling approach with stratified sample by gender and age). The survey included three stages or STEP: STEP 1 to collect demographic information/behavior risk factors; STEP 2 to collect physical measurement such as height/weight/blood pressure; STEP 3 to collect blood sample to test for glucose/cholesterol and collect urine sample. The total subjects aged 18-69 selected and participated in STEPS survey were 3856. Of them, 3758 subjects participated in STEP 1 (response rate: 97.4%) and 3080 subjects participated in both STEP 1, 2 and 3 (79.8%).