Table 2 Baseline characteristics of the NCRCHS participants according to TyG-BMI levels

Age (years)

53.79 ± 11.18

53.81 ± 10.49

53.89 ± 9.99

0.677

Male [n (%)]

1738 (47.0)

1669 (45.0)

1654 (44.8)

0.050

Education [n (%)]

0.522

 Primary school or below

1802 (48.8)

1869 (50.4)

1876 (50.8)

 Middle school

1578 (42.7)

1476 (39.8)

1466 (39.7)

 High school or higher

315 (8.5)

362 (9.8)

353 (9.5)

Current smoking [n (%)]

1532 (41.5)

1229 (33.2)

1134 (30.7)

< 0.001

Current drinking [n (%)]

833 (22.5)

831 (22.4)

806 (21.8)

0.450

Regular exercise [n (%)]

2676 (72.4)

2668 (72.0)

2471 (66.9)

< 0.001

SBP (mmHg)

134.54 ± 21.50

141.71 ± 23.01

148.81 ± 23.57

< 0.001

DBP (mmHg)

78.09 ± 10.80

81.94 ± 11.31

85.98 ± 11.82

< 0.001

FBG (mmol/L)

5.49 ± 0.93

5.77 ± 1.32

6.45 ± 2.20

< 0.001

TG (mmol/L)

0.97 ± 0.44

1.40 ± 0.80

2.55 ± 2.15

< 0.001

TC (mmol/L)

4.93 ± 0.97

5.22 ± 1.03

5.55 ± 1.16

< 0.001

LDL-C (mmol/L)

2.64 ± 0.71

2.95 ± 0.78

3.18 ± 0.88

< 0.001

HDL-C (mmol/L)

1.55 ± 0.41

1.42 ± 0.37

1.26 ± 0.29

< 0.001

Obesity/overweight [n (%)]

26 (0.7)

1470 (39.7)

3471 (93.9)

< 0.001

Hypertension [n (%)]

1325 (35.9)

1884 (50.8)

2449 (66.3)

< 0.001

Diabetes [n (%)]

128 (3.5)

272 (7.3)

752 (20.4)

< 0.001

Dyslipidemia [n (%)]

674 (18.2)

1315 (35.5)

2406 (65.1)

< 0.001

Atrial fibrillation [n (%)]

42 (1.1)

43 (1.2)

53 (1.4)

0.248

CHD [n (%)]

144 (3.9)

171 (4.6)

258 (7.0)

< 0.001

Ischemic stroke [n (%)]

68 (1.8)

99 (2.7)

180 (4.9)

< 0.001