Table 1 Baseline characteristics according to tertiles of the TyG index
From: Association between the triglyceride–glucose index and severity of coronary artery disease
Total (n = 2792) | T1 (n = 931) | T2 (n = 941) | T3 (n = 920) | P-value | |
|---|---|---|---|---|---|
Age (years) | 66 ± 10 | 68 ± 10 | 66 ± 10 | 63 ± 11 | < 0.01 |
Male (n, %) | 1927 (69.02%) | 650 (69.82%) | 643 (68.33%) | 634 (68.91%) | < 0.01 |
SBP (mmHg) | 136 ± 18 | 135 ± 18 | 136 ± 18 | 136 ± 19 | 0.11 |
DBP (mmHg) | 77 ± 12 | 76 ± 12 | 77 ± 12 | 77 ± 12 | 0.03 |
FPG (mmol/l) | 6.36 ± 2.22 | 5.29 ± 0.93 | 6.01 ± 1.40 | 7.81 ± 2.94 | < 0.01 |
BMI (Kg/m2) | 25.71 ± 3.34 | 24.74 ± 3.23 | 25.94 ± 3.11 | 26.45 ± 3.43 | < 0.01 |
HDL-C (mg/dL) | 1.04 ± 0.25 | 1.15 ± 0.27 | 1.03 ± 0.23 | 0.94 ± 0.21 | < 0.01 |
LDL-C (mg/dL) | 2.12 ± 0.80 | 1.89 ± 0.71 | 2.12 ± 0.74 | 2.36 ± 0.88 | < 0.01 |
TC (mg/dL) | 3.72 ± 0.93 | 3.45 ± 0.80 | 3.65 ± 0.84 | 4.07 ± 1.03 | < 0.01 |
HbA1c (%) | 6.59 ± 1.23 | 6.17 ± 0.87 | 6.45 ± 1.06 | 7.16 ± 1.45 | < 0.01 |
eGFR (ml/min) | 85.97 ± 17.08 | 86.24 ± 15.31 | 85.03 ± 16.33 | 86.65 ± 19.34 | 0.12 |
Smoking (n, %) | 1299 (46.53%) | 406 (43.61%) | 432 (45.91%) | 461 (50.11%) | 0.02 |
Drinking (n, %) | 1771 (63.43%) | 584 (62.73%) | 588 (62.49%) | 599 (65.11%) | 0.43 |
Hypertension (n, %) | 1949 (69.81%) | 595 (63.91%) | 674 (71.63%) | 680 (73.91%) | < 0.01 |
Glucose metabolism state | |||||
NGR (n, %) | 530 (18.98%) | 275 (29.54%) | 175 (18.60%) | 80 (8.70%) | < 0.01 |
Pre-DM (n, %) | 1038 (37.17%) | 394 (42.32%) | 399 (42.40%) | 245 (26.63%) | < 0.01 |
DM (n, %) | 1224 (43.84%) | 262 (28.14%) | 367 (39.00%) | 595 (64.67%) | < 0.01 |
Medications | |||||
Antiplatelets (n, %) | 2643 (94.66%) | 883 (94.84%) | 883 (93.84%) | 877 (95.33%) | 0.34 |
Antihypertensive drugs (n, %) | 2317 (82.99%) | 728 (78.20%) | 795 (84.48%) | 794 (86.30%) | < 0.01 |
Antilipidemic drugs (n, %) | 2629 (94.16%) | 877 (94.20%) | 878 (93.30%) | 874 (95.0%) | 0.30 |
Multi-vessel CAD (n, %) | 2159 (77.33%) | 688 (73.90%) | 736 (78.21%) | 735 (79.89%) | < 0.01 |