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Table 2 Optical coherence tomography characteristics

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

Variables Total (N = 274) TyG Tertiles 1 TyG Tertiles 2 TyG Tertiles 3 P# for overall
Plaque morphology 0.796
 Plaque rupture[%(n)] 119 (43.4) 39 (42.9) 42 (46.2) 38 (41.3)  
 Intact fibrous cap[%(n)] 155 (56.6) 52 (57.1) 49 (53.8) 54 (58.7)  
Lipid-rich plaque[%(n)] 262 (95.6) 89 (97.8) 83 (91.2) 90 (97.8) 0.053
Fibrous plaque[%(n)] 78 (28.5) 19 (20.9) 32 (35.2) 27 (29.3) 0.100
Mixed plaque [%(n)] 60 (21.9) 24 (26.4) 20 (22.0) 16 (17.4) 0.340
Healing plaque[%(n)] 55 (20.1) 12 (13.2) 20 (22.0) 23 (25.0) 0.117
Calcification[%(n)] 140 (51.1) 47 (51.6) 41 (45.1) 52 (56.5) 0.298
Micro-calcification[%(n)] 136 (49.6) 45 (49.5) 40 (44) 51 (55.4) 0.299
Macrophage[%(n)] 149 (54.4) 53 (58.2) 47 (51.6) 49 (53.3) 0.648
Microvessels[%(n)] 48 (17.5) 16 (17.6) 16 (17.6) 16 (17.4) 0.999
Cholesterol crystal[%(n)] 22 ( 8.0) 10 (11) 4 (4.4) 8 (8.7) 0.251
Thrombus[%(n)] 271 (98.9) 91 (100) 89 (97.8) 91 (98.9) 0.547
Minimal FCT, um 100.0 (60.0, 120.0) 100.0 (70.0, 120.0) 100.0 (70.0, 140.0) 90.0 (60.0, 120.0) 0.402
Maximal lipid arc, ° 360.0 (248.0, 360.0) 360.0 (252.0, 360.0) 317.0 (240.0, 360.0) 360.0 (251.2, 360.0) 0.256
MLA, mm2 1.7 (1.4, 2.2) 1.6 (1.4, 2.1) 1.8 (1.4, 2.4) 1.7 (1.3, 2.2) 0.310
  1. Continuous data are presented as median (interquartile range). Categorical variables are presented as number (%)
  2. TyG, triglyceride glucose; TCFA, thin-cap fibroatheroma; FCT fibrous cap thickness; MLA minimal lumen area
  3. *P < 0.05,
  4. # P for overall means statistical analysis among four groups