Table 2.
Hazard ratios for MACCEs according to the median TyG index level and variability
| Number | Number of events (%) | Model 1 | Model 2 | Model 3 | ||||
|---|---|---|---|---|---|---|---|---|
| HR (95% CI) | P value | HR (95% CI) | P value | HR (95% CI) | P value | |||
| Baseline TyG index | ||||||||
| < 8.59 | 553 | 24 (4.3) | Reference | – | Reference | – | Reference | – |
| 8.59–9.08 | 572 | 32 (5.6) | 1.29 (0.76, 2.18) | 0.351 | 1.34 (0.79, 2.28) | 0.279 | 1.31 (0.77, 2.22) | 0.325 |
| ≥ 9.08 | 569 | 44 (7.7) | 1.86 (1.13, 3.06) | 0.014 | 1.97 (1.19, 3.25) | 0.008 | 1.76 (1.06, 2.93) | 0.030 |
| Mean TyG index | ||||||||
| < 8.53 | 552 | 18 (3.3) | Reference | – | Reference | – | Reference | – |
| 8.53–8.93 | 574 | 29 (5.1) | 1.62 (0.9, 2.92) | 0.108 | 1.64 (0.91, 2.96) | 0.098 | 1.59 (0.88, 2.86) | 0.125 |
| ≥ 8.93 | 568 | 53 (9.3) | 3.04 (1.78, 5.18) | < 0.001 | 3.21 (1.87, 5.51) | < 0.001 | 2.72 (1.57, 4.74) | < 0.001 |
| TyG index-SD | ||||||||
| < 0.15 | 545 | 20 (3.7) | Reference | – | Reference | – | Reference | – |
| 0.15–0.26 | 563 | 31 (5.5) | 1.49 (0.85, 2.62) | 0.162 | 1.51 (0.86, 2.64) | 0.153 | 1.51 (0.86, 2.65) | 0.151 |
| ≥ 0.26 | 586 | 49 (8.4) | 2.31 (1.37, 3.88) | 0.002 | 2.39 (1.42, 4.02) | 0.001 | 2.17 (1.28, 3.68) | 0.004 |
CI confidence interval; MACCE, major advent cardiovascular and cerebrovascular event; HR, hazard ratio; SD, standard deviation; TyG, triglyceride glucose
Model 1, unadjusted model; Model 2, adjusted for age and sex; Model 3, adjusted for variables in model 2 plus hypertension, dyslipidemia, diabetes mellitus, prior MI, prior PCI, prior CABG, mean stent diameter, β-blocker, oral hypoglycemic agents, insulin, baseline LDL-C, baseline TC, baseline HDL-C, baseline HbA1C for baseline TyG index; or adjusted for variables in model 2 plus hypertension, dyslipidemia, diabetes mellitus, prior MI, prior PCI, prior CABG, mean stent diameter, β-blocker, oral hypoglycemic agents, insulin, baseline LDL-C, baseline TC, baseline TG, baseline HDL-C, baseline FPG, baseline HbA1C and baseline TyG index for mean TyG index and TyG index-SD