Table 1 Baseline characteristics of subjects

Gender

  Female, n(%)

778(43.15)

134(34.54)

0.002

  Male, n(%)

1025(56.85)

254(65.46)

Age (years), median (IQR)

44(38, 51)

51(45, 58)

< 0.001

  < 45, n(%)

918(50.92)

83(21.39)

< 0.001

  45–59, n(%)

732(40.60)

221(56.96)

  ≥ 60, n(%)

153(8.49)

84(21.65)

Smoking status

0.004

  Never, n(%)

1524(84.53)

301(77.58)

  Current, n(%)

246(13.64)

78(20.10)

  Former, n(%)

33(1.83)

9(2.32)

Hypertension, n(%)

389(21.58)

128(32.99)

< 0.001

Diabetes, n(%)

83(4.60)

44(11.34)

< 0.001

BMI (kg/m²), median (IQR)

23.84(21.78, 26.06)

24.35(22.65, 26.45)

0.001

  ≥ 25 kg/m², n(%)

658(36.49)

158(40.72)

0.132

SBP (mmHg), median (IQR)

121.00(110.00, 132.00)

124.00(115.00, 135.00)

< 0.001

DBP (mmHg), median (IQR)

75.00(68.00, 84.00)

78.00(71.00, 86.00)

< 0.001

HbA1c(%)

5.40(5.20, 5.60)

5.50(5.30, 5.80)

< 0.001

TC (mmol/L), median (IQR)

5.38(4.81, 6.13)

5.51(4.79, 6.21)

0.302

LDL-C (mmol/L), median (IQR)

3.42(2.97, 3.94)

3.54(3.06, 4.03)

0.012

HDL-C (mmol/L), median (IQR)

1.33(1.13, 1.55)

1.26(1.10, 1.45)

< 0.001

LDL-C/HDL-C ratio, median (IQR)

2.61(2.05, 3.18)

2.81(2.36, 3.28)

< 0.001

TG (mmol/L), median (IQR)

1.33(0.94, 1.94)

1.41(1.01, 2.17)

0.016

Non-HDL-C (mmol/L), median (IQR)

4.04(3.47, 4.74)

4.14(3.54, 4.80)

0.022