Table 2.
HRs and 95% CIs for CHD incidence according to different educational levels.
| Model | Low education (≤8 years) | High education (≥9 years) | 
|---|---|---|
| Case, person (%) | 1323/12264 (10.79) | 578/6287 (9.19) | 
| Model 1 | Reference | 0.87 (0.79, 0.96) | 
| Model 2 | Reference | 0.87 (0.79, 0.96) | 
| Model 3 | Reference | 0.89 (0.80–0.98) | 
Model 1 adjusted for age.
Model 2 adjusted for model 1 plus smoking, drinking, physical activity, marital status, stress, fruit intake, and vegetable intake.
Model 3 adjusted for model 2 plus BMI, waist circumference, hypertension, hyperlipidemia, diabetes, and family history of CHD.