Table 2.

Measures

Q1-Q5 = Questionnaires: components of the questionnaire include:
•  Socio-demographic background, Non-communicable diseases, Tobacco use, Physical activity, Food frequency questionnaire, Alcohol use, Dietary behaviour, Dietary practices, Weight management and Perceived body image, and Psychological distress
•  Type II Diabetes Risk Screening
A1-A5 = Anthropometric and blood pressure measurements
•  Weight will be measured on a digital scale to the nearest 0.1 kg in light clothes and without shoes
•  Height will be measured without shoes to the nearest centimeter
•  Waist circumference will be measured (to the nearest 0.1 cm)
•  twice midway between the lowest rib and iliac crest and the mean value will be used
•  Hip circumference will be measured twice at the largest part of the hip, the mean value will be used
•  Body Composition: will be measured using Body Stats machine
•  Blood pressure (BP) is measured with a validated automated digital BP monitor (BpTRU) based on South African guidelines [29]
L1-L4 = Lab tests
•  Fasting venous samples are drawn at the baseline, at three months, 12, 24 and 36 months. All participants are required to fast overnight prior to each clinical test for a minimum of eight hours
•  The following methods are used for blood chemistry: (1) serum total cholesterol: (2) HDL-LDL cholesterol, (3) triglycerides
•  The plasma glucose and lipid profile determinations are carried out using a uniform glucose oxidase-peroxidase and a cholesterol oxidase-phenol aminophenazone (CHOD-PAP) method, respectively