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Confounder measurements
| Confounder | Variables | How to measure |
|---|---|---|
| Demographic characteristics |
Age, sex, social status, family size, educational attainment, occupational history, income |
Questionnaire |
| Lifestyle |
Smoking, alcohol |
Questionnaire |
| Genetic factor |
Family history of diabetes/hypertension |
Questionnaire |
| Drugs | Different medications for diabetes and hypertension | Clinical record |
