Table 1.
The baseline characteristics of 20 to 65 years old subjects (n = 4 905)
| Variables | Total | Men | Women | t value | P value |
|---|---|---|---|---|---|
| N | 4905 | 2222 | 2683 | - | - |
| Age (years) | 41.5 ± 10.6 | 41.2 ± 11.0 | 41.7 ± 10.2 | 1.41 | 0.1582a |
| HDL (mmol/L) | 22.6 ± 2.6 | 1.4 ± 0.3 | 1.6 ± 0.3 | 36.04 | <0.0001a |
| SBP (mmHg) | 108.2 ± 10.2 | 111.1 ± 9.0 | 105.7 ± 10.4 | -19.44 | <0.0001a |
| DBP (mmHg) | 71.4 ± 7.2 | 73.5 ± 6.4 | 69.7 ± 7.4 | -19.10 | <0.0001a |
| TG (mmol/L) | 4.9 ± 0.4 | 1.0 ± 0.3 | 0.8 ± 0.3 | -20.62 | <0.0001a |
| FPG (mmol/L) | 0.9 ± 0.3 | 4.9 ± 0.4 | 4.9 ± 0.4 | -2.57 | 0.0103a |
| BMI (kg/m2) | 1.5 ± 0.3 | 23.5 ± 2.5 | 21.8 ± 2.5 | -22.95 | <0.0001a |
| Elevated HDL (%) | 281(5.73) | 172(7.74) | 109 (4.06) | 30.4467 | <0.0001b |
| Elevated BP (%) | 42(0.86) | 24(1.08) | 18(0.67) | 2.3975 | 0.1215b |
| Elevated TG (%) | 20(0.41) | 13(0.59) | 7(0.26) | 3.1450 | 0.0762b |
| Elevated FPG (%) | 19(0.39) | 10(0.45) | 9(0.34) | 0.4137 | 0.5201b |
| Elevated BMI (%) | 17(0.35) | 11(0.50) | 6(0.22) | 2.5924 | 0.1074b |
MetS metabolic syndrome, BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, FPG fasting plasma glucose, TG triglycerides.
aDetermined by two-sample t test.
bDetermined by χ 2 test.