Baseline characteristics of cases and controls from the SCHS
| Characteristics | Cases (n = 422) | Controls (n = 874) | P value |
|---|---|---|---|
| Age at sample collection (y) | 66.1 ± 8.0 | 57.6 ± 8.0 | <0.0001 |
| Gender (% male) | 59.2 | 43.4 | <0.0001 |
| Dialect (% Cantonese) | 45.3 | 50.6 | 0.07 |
| Education (% secondary or high) | 25.4 | 33.4 | 0.003 |
| Smoking (% ever smoker) | 42.9 | 26.1 | <0.0001 |
| Alcohol drinking (% weekly drinker) | 23.7 | 19.5 | 0.08 |
| History of diabetes (%) | 14.2 | 9.5 | 0.01 |
| Body mass index (kg/m2) | 23.0 ± 3.1 | 22.8 ± 3.1 | 0.12 |
| Physical activity (% weekly) | 35.1 | 35.4 | 0.92 |