Questionnaire type | Domain | Wave 1 measures |
---|---|---|
Household | Household identification, contact and sampling details | Identification and contact details; structure of household; dwelling characteristics; improved water, sanitation and cooking facilities |
Transfers and support networks | Family, community and government assistance into and out of the household; informal personal care provision/receipt | |
Assets, income and expenditure | List of household assets; sources and amount of household income; improved household expenditure on food, goods and services, health care | |
Household care and health insurance | Persons in household needing care; mandatory and voluntary health insurance coverage | |
Individual | Sociodemographic characteristics | Sex; age; marital status; education; ethnicity/background; religion; language spoken; area of residence; employment and education of parents; childhood residence, migration |
Work history and benefits | Length of time worked; reasons for not working; type of employment; mode of payment; hours worked; retirement | |
Health states and descriptions | Overall self-rated health; eight self-rated health domains (affect, mobility, sleep/energy, cognition, interpersonal activities, vision, self-care and pain); 12-item WHO Disability Assessment Schedule, Version 2 (WHODAS-II); activities of daily living (ADLs); instrumental activities of daily living (IADLs); vignettes on health state descriptions | |
Anthropometrics, performance tests and biomarkers | Measured blood pressure; self-report and measured height and weight; measured waist and hip circumference; timed walk; near- and distant vision tests; grip strength, executive functioning (verbal recall, digit span forwards and backwards, verbal fluency); spirometry; non-fasting fingerprick blood sample (stored at -20C) as dried blood spots | |
Risk factors and preventive health behaviours | Smoking; alcohol consumption; fruit and vegetable intake; physical activity (GPAQ) | |
Chronic conditions and health services coverage | Self-reported and symptomatic reporting of arthritis; stroke; angina (Rose Questionnaire); asthma; and, depression (ICD-10, DSM-IV). Self-reporting of diabetes; chronic lung disease; hypertension; cataracts; oral health (edentulism); injuries; cervical and breast cancer screening | |
Health care utilization | Past need for health care; reasons for health care or for not receiving health care; inpatient and outpatient health care: number of admissions/visits within the past 3 years (inpatient) or 1 year (outpatient); reasons for admission/visit; details of hospital or provider; costs of hospitalization or health care visit; satisfaction with treatment; health system responsiveness; vignettes for responsiveness of health services | |
Social cohesion | Community involvement and social networks; perceptions of other people and institutions; safety in local area; stress; interest in politics and perceptions of government | |
Subjective well-being and quality of life | Perceptions about quality of life and well-being; 8-item WHO Quality of Life measure (WHOQoL); Day Reconstruction Method (DRM) | |
Impact of caregiving | Household members needing care; type of care required; length of time spent on care; costs of care; impact of providing care on career well-being | |
Proxy | IQ Code | IQ Code; |
Health state descriptions | All measures described above for individual data | |
Chronic conditions | All measures described above for individual data | |
Health care utilization | All measures described above for individual data | |
Proxy validation | Quality control measure | Supervisor checks that proxy interview warranted and completed |
Retest | Quality control measure | Selected key variables for household and individual questionnaires repeated up to one week after initial interview. |
Mortality (verbal autopsy) | Deaths and cause of death | Verbal Autopsy for all deaths within past 24 months in households |
Note: Section 9000 of the individual questionnaire allowed the interviewer to document observations during the interviews.