Table 6. Associations between obesity factors and CHD risk.
Obesity Factors | Cases | Controls | χ2 | P value |
BMI | 5.652 | 0.017 | ||
Normal | 390 (89.9%) | 395 (94.3%) | ||
Overweight | 44 (10.1%) | 24 (5.7%) | ||
WHR | 6.384 | 0.012 | ||
Normal | 30 (16.0%) | 60 (26.3%) | ||
Overweight | 157 (84.0%) | 168 (73.7%) |
BMI: body mass index; CHD: coronary heart disease; WHR: waist–hip ratio.