Table 1. General characteristics of study participants (mean ± SD).
| Characteristics | Men | Women | P value | Total |
|---|---|---|---|---|
| n = 1348 | n = 1632 | n = 2980 | ||
| Age (years) | 46.6±14.4 | 46.1±14.0 | 0.313 | 46.3±14.2 |
| SBP (mmHg) | 133.2±19.7 | 134.1±22.7 | 0.801 | 133.7±21.5 |
| DBP (mmHg) | 82.0±11.6 | 81.8±11.3 | 0.234 | 81.9±11.4 |
| BMI (kg/m2) | 24.0±3.4 | 23.84±3.4 | 0.282 | 23.9±3.4 |
| Waist circumference (cm) | 82.6±9.5*** | 78.7±9.2 | < 0.001 | 80.5±9.5 |
| FBG (mmol/L) | 5.2±1.5 | 5.2±1.3 | 0.518 | 5.2±1.4 |
| Education | ||||
| ≤6 years (elementary)% | 25.4*** | 51.4 | < 0.001 | 39.6 |
| 7–12 years (secondary)% | 51.7*** | 36.5 | < 0.001 | 43.4 |
| >12 years (high)% | 22.9*** | 12.1 | < 0.001 | 17.0 |
| Current Smoking (%) | 60.5*** | 0.5 | < 0.001 | 27.7 |
| Current drinking (%) | 15.5*** | 0.6 | < 0.001 | 7.3 |
| Hypertension (%) | 36.6 | 36.8 | 0.888 | 36.7 |
| Diabetes (%) | 9.1 | 8.2 | 0.416 | 8.6 |
***, p< 0.001 for the difference between men and women.
The results were expressed as mean±SD (standard deviation); BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure; FBG, fasting blood glucose.