表 2.
研究人群的基线特征
Baseline characteristics of the study population
| Characteristics | Men (n=98 366) | Women (n=113 787) | P value* |
| * Compared between men and women. SBP, systolic blood pressure; DBP, diastolic blood pressure; TC, total cholesterol; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; BMI, body mass index. | |||
| Age/years, x±s | 55.55±9.85 | 54.67±9.52 | < 0.001 |
| Education (senior high school or high), n (%) | 15 569 (15.83) | 12 165 (10.69) | < 0.001 |
| Urban, n (%) | 30 410 (30.92) | 37 639 (33.08) | < 0.001 |
| Current smoker, n (%) | 37 833 (38.46) | 1 548 (1.36) | < 0.001 |
| Diabetes, n (%) | 6 980 (7.09) | 8 789 (7.72) | < 0.001 |
| Hypertension, n (%) | 25 823 (26.25) | 31 687 (27.85) | < 0.001 |
| SBP/mmHg, x±s | 131.68±15.90 | 130.35±16.72 | < 0.001 |
| DBP/mmHg, x±s | 82.83±9.61 | 81.25±9.64 | < 0.001 |
| TC/(mmol/L), x±s | 4.81±0.96 | 5.04±0.98 | < 0.001 |
| HDL-C/(mmol/L), x±s | 1.28±0.35 | 1.35±0.33 | < 0.001 |
| LDL-C/(mmol/L), x±s | 2.79±0.82 | 2.94±0.85 | < 0.001 |
| BMI/(kg/m2), x±s | 23.37±2.72 | 23.20±2.93 | < 0.001 |