Table 1 General characteristics of CHD patients and controls
Variable | Population I | Population II | ||||
|---|---|---|---|---|---|---|
Cases (N = 300) | Controls (N = 300) | P | Cases (N = 1332) | Controls (N = 2811) | P | |
Sex, m/f, (%) | 163/137 (54.3/45.7) | 160/140 (53.3/46.7) | 0.81 | 969/363 (72.7/27.3) | 2078/733 (73.9/26.1) | 0.42 |
Age, mean ± SD | 68.8 ± 10.3 | 67.6 ± 15.0 | 0.24 | 60.8 ± 10.0 | 61.2 ± 9.1 | 0.13 |
Body mass index(kg/m2) | 23.8 ± 3.1 | 22.7 ± 4.6 | 0.12 | 24.5 ± 3.6 | 24.3 ± 3.5 | 0.25 |
Smoking, no/yes, (%) | 204/96 (68.0/32.0) | 236/64 (78.7/21.3) | <0.01 | 506/826 (38.0/62.0) | 1406/1405 (50.0/50.0) | <0.01 |
Fasting glucose(mmol/L) | 6.9 ± 2.8 | 7.2 ± 4.2 | 0.46 | 6.6 ± 3.5 | 5.3 ± 2.0 | <0.01 |
Total Cholesterol(mmol/L) | 4.3 ± 1.3 | 4.4 ± 1.2 | 0.21 | 4.7 ± 1.1 | 4.4 ± 1.0 | <0.01 |
Triglyceride(mmol/L) | 1.7 ± 1.5 | 1.5 ± 1.0 | 0.15 | 1.7 ± 1.2 | 1.6 ± 1.3 | 0.81 |
High-density lipid(mmol/L) | 0.9 ± 0.3 | 1.1 ± 0.3 | <0.01 | 1.0 ± 0.4 | 1.2 ± 0.3 | <0.01 |
Low-density lipid(mmol/L) | 2.5 ± 1.0 | 2.6 ± 0.9 | 0.69 | 2.7 ± 0.9 | 2.6 ± 0.8 | <0.01 |