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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