Table 2.
General characteristics of the study population according to sex-specific TyG index
| TyG | ||||||
|---|---|---|---|---|---|---|
| Men | TyG Q1 | TyG Q2 | TyG Q3 | TyG Q4 | P value | P trend |
| Number | 1,400 | 1,399 | 1,400 | 1,399 | ||
| Age, years | 47.471 ± 11.532 | 48.149 ± 10.386 | 47.079 ± 9.560 | 46.946 ± 9.344 | 0.009 | 0.031 |
| BMI (kg/m2) | 22.556 ± 2.886 | 24.070 ± 2.948a | 25.224 ± 2.893a,b | 26.032 ± 2.981a,b,c | <0.001 | <0.001 |
| Waist-to-height ratio (cm/cm) | 0.481 ± 0.048 | 0.506 ± 0.047a | 0.523 ± 0.045a,b | 0.537 ± 0.044a,b,c | <0.001 | <0.001 |
| Mean arterial pressure (mmHg) | 85.273 ± 11.576 | 89.143 ± 12.258a | 91.222 ± 12.570a,b | 94.922 ± 12.955a,b,c | <0.001 | <0.001 |
| Fasting glucose (mmol/L) | 4.888 ± 0.458 | 5.120 ± 0.623a | 5.343 ± 0.942a,b | 6.389 ± 2.503a,b,c | <0.001 | <0.001 |
| Total cholesterol (mmol/L) | 4.860 ± 0.854 | 5.196 ± 0.868a | 5.383 ± 0.925a,b | 5.627 ± 1.034a,b,c | <0.001 | <0.001 |
| Triglycerides (mmol/L) | 0.782 ± 0.172 | 1.219 ± 0.175a | 1.757 ± 0.300a,b | 3.515 ± 2.259a,b,c | <0.001 | <0.001 |
| LDL cholesterol (mmol/L) | 3.137 ± 0.769 | 3.512 ± 0.776a | 3.620 ± 0.832a,b | 3.427 ± 0.937a,c | <0.001 | <0.001 |
| HDL cholesterol (mmol/L) | 1.381 ± 0.305 | 1.249 ± 0.250a | 1.160 ± 0.230a,b | 1.061 ± 0.208a,b,c | <0.001 | <0.001 |
| TG/HDL-C | 0.597 ± 0.195 | 1.016 ± 0.258a | 1.580 ± 0.439a,b | 3.561 ± 3.132a,b,c | <0.001 | <0.001 |
| PWV | 1325.569 ± 263.273 | 1357.543 ± 256.734a | 1355.902 ± 221.336a | 1415.656 ± 302.987a,b,c | <0.001 | <0.001 |
| ABI | 1.138 ± 0.085 | 1.141 ± 0.088 | 1.143 ± 0.092 | 1.139 ± 0.086 | 0.461 | 0.592 |
| TyG | 7.989 ± 0.240 | 8.494 ± 0.115a | 8.893 ± 0.125a,b | 9.623 ± 0.487a,b,c | <0.001 | <0.001 |
| SA | 83 (5.929%) | 87 (6.219%) | 82 (5.857%) | 148 (10.579%)a,b,c | <0.001 | <0.001 |
| Women | TyG Q1 | TyG Q2 | TyG Q3 | TyG Q4 | P value | P trend |
| Number | 1,109 | 1,111 | 1,111 | 1,110 | ||
| Age, years | 42.740 ± 9.415 | 46.322 ± 9.928a | 49.748 ± 10.193a,b | 52.641 ± 9.682a,b,c | <0.001 | <0.001 |
| BMI (kg/m2) | 21.236 ± 2.529 | 22.403 ± 2.896a | 23.536 ± 3.128a,b | 24.926 ± 3.176a,b,c | <0.001 | <0.001 |
| Waist-to-height ratio (cm/cm) | 0.464 ± 0.049 | 0.487 ± 0.054a | 0.508 ± 0.056a,b | 0.536 ± 0.056a,b,c | <0.001 | <0.001 |
| Mean arterial pressure (mmHg) | 78.024 ± 10.580 | 81.557 ± 12.253a | 85.385 ± 12.801a,b | 89.954 ± 13.161a,b,c | <0.001 | <0.001 |
| Fasting glucose (mmol/L) | 4.804 ± 0.412 | 4.977 ± 0.486a | 5.116 ± 0.506a,b | 5.865 ± 1.836a,b,c | <0.001 | <0.001 |
| Total cholesterol (mmol/L) | 4.710 ± 0.835 | 5.005 ± 0.881a | 5.286 ± 0.889a,b | 5.549 ± 1.124a,b,c | <0.001 | <0.001 |
| Triglycerides (mmol/L) | 0.574 ± 0.118 | 0.853 ± 0.105a | 1.183 ± 0.165a,b | 2.206 ± 1.867a,b,c | <0.001 | <0.001 |
| LDL cholesterol (mmol/L) | 2.762 ± 0.675 | 3.096 ± 0.739a | 3.372 ± 0.775a,b | 3.472 ± 0.940a,b,c | <0.001 | <0.001 |
| HDL cholesterol (mmol/L) | 1.606 ± 0.307 | 1.514 ± 0.279a | 1.421 ± 0.267a,b | 1.243 ± 0.243a,b,c | <0.001 | <0.001 |
| TG/HDL-C | 0.371 ± 0.107 | 0.583 ± 0.135a | 0.865 ± 0.221a,b | 1.927 ± 2.472a,b,c | <0.001 | <0.001 |
| PWV | 1191.580 ± 188.559 | 1260.315 ± 242.925a | 1345.812 ± 267.919a,b | 1431.449 ± 280.421a,b,c | <0.001 | <0.001 |
| ABI | 1.097 ± 0.080 | 1.105 ± 0.082 | 1.114 ± 0.075a,b | 1.120 ± 0.077a,b | <0.001 | <0.001 |
| TyG | 7.666 ± 0.226 | 8.113 ± 0.100a | 8.466 ± 0.111a,b | 9.113 ± 0.411a,b,c | <0.001 | <0.001 |
| SA | 23 (2.074%) | 63 (5.671%)a | 102 (9.181%)a,b | 166 (14.955%)a,b,c | <0.001 | <0.001 |
p < 0.05 versus TyG Q1;
p < 0.05 versus TyG Q2;
p < 0.05 versus TyG Q3.