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Table 3 Associations between MACE stratified according to type of plaque and triglyceride glucose index tertiles

From: Triglyceride glucose index combined with plaque characteristics as a novel biomarker for cardiovascular outcomes after percutaneous coronary intervention in ST-elevated myocardial infarction patients: an intravascular optical coherence tomography study

Population Kaplan–Meier estimate,
No. / total No. (%)
Crude HR (95% CI) MACE, Crude P value
(95% CI)
MACE, Adjusted HR
(95% CI)a
MACE, Adjusted P value
Overall OCT population 19 ( 6.90) NA NA NA NA
Plaque erosion 7 (5.90) 1 [Reference] NA 1 [Reference] NA
Plaque rupture 12 (7.70) 1.27 (0.50,3.23) 0.614 0.91 (0.35,2.38) 0.847
Overall TyG per SD 19 ( 6.90) 0.52(0.32,0.86) 0.014* 0.46(0.25,0.85) 0.014*
 < Median 14 (10.20) 1 [Reference] NA 1 [Reference] NA
 ≥ Median 5 (3.60) 0.33 (0.12,0.93) 0.036* 0.29 (0.09,0.93) 0.037*
Plaque rupture      
 TyG per SD 12 ( 7.7) 0.669(0.36,1.26) 0.212 0.83(0.38,1.84) 0.653
 T1 3 (5.80) 1 [Reference] NA 1 [Reference] NA
 T2 8 (15.70) 2.77 (0.74,10.46) 0.132 6.01 (1.25,28.88) 0.025*
 T3 1 (1.90) 0.33 (0.03,3.13) 0.331 0.90 (0.08,10.47) 0.936
 Trend test NA 0.77 (0.38,1.55) 0.464 1.12 (0.48,2.62) 0.799
Plaque erosion      
 TyG per SD 7 (5.90) 0.35(0.15,0.80) 0.013* 0.14(0.03,0.82) 0.029*
 T1 5 (12.50) 1 [Reference] NA 1 [Reference] NA
 T2 1 (2.60) 0.20 (0.02,1.74) 0.146 0.14 (0.01,2.54) 0.186
 T3 1 (2.50) 0.19 (0.02,1.62) 0.128 0.09 (0.00,2.00) 0.126
 Trend test NA 0.37 (0.12,1.13) 0.080 0.27 (0.05,1.45) 0.128
  1. HR, hazard ratio; CI, confidential interval; MACE, major adverse cardiovascular events (cardiovascular death, myocardial infarction, or stroke); NA, not applicable; T, tertiles of TyG; TyG, triglyceride glucose index.
  2. aAdjusted variables, gender, age, history of hypertension, history of hyperlipidemia, history of diabetes mellitus, white blood cell, heart rate, residual syntax score and C-reaction protein