Variables | Total (N = 274) | Group = 0 (TCFA absent &Rss ≤ 4) | Group = 1 (TCFA present &Rss ≤ 4) | Group = 2 (TCFA absent &Rss>4) | Group = 3 (TCFA present &Rss>4) | P value | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
P# for overall | P 0 vs 1 | P 0 vs 2 | P 0 vs 3 | P 1 vs 2 | P 1 vs 3 | P 2 vs 3 | ||||||
Plaque morphology | < 0.001* | 0.007* | 0.940 | < 0.001* | 0.161 | 0.953 | < 0.001* | |||||
Plaque rupture[%(n)] | 155 (56.6) | 46 (42.6) | 24 (75) | 51 (52.6) | 34 (91.9) | |||||||
Intact fibrous cap[%(n)] | 119 (43.4) | 62 (57.4) | 8 (25) | 46 (47.4) | 3 (8.1) | |||||||
Lipid-rich plaque[%(n)] | 141 (51.5) | 40 (37) | 25 (78.1) | 42 (43.3) | 34 (91.9) | < 0.001* | < 0.001 * | 1.000 | < 0.001 * | 0.004* | 1.000 | < 0.001 * |
Fibrous plaque[%(n)] | 78 (28.5) | 38 (35.2) | 2 (6.2) | 36 (37.1) | 2 (5.4) | < 0.001* | 0.009* | 1.000 | 0.003* | 0.005* | 1.000 | 0.002* |
Mixed plaque [%(n)] | 60 (21.9) | 32 (29.6) | 4 (12.5) | 23 (23.7) | 1 (2.7) | 0.004* | 0.240 | 1.000 | 0.004* | 1.000 | 1.000 | 0.052 |
Healing plaque[%(n)] | 55 (20.1) | 15 (13.9) | 6 (18.8) | 26 (26.8) | 8 (21.6) | 0.145 | ||||||
Calcification[%(n)] | 140 (51.1) | 48 (44.4) | 17 (53.1) | 54 (55.7) | 21 (56.8) | 0.354 | ||||||
Micro-calcification[%(n)] | 136 (49.6) | 47 (43.5) | 17 (53.1) | 52 (53.6) | 20 (54.1) | 0.445 | ||||||
Macrophage[%(n)] | 149 (54.4) | 44 (40.7) | 31 (96.9) | 39 (40.2) | 35 (94.6) | < 0.001* | < 0.001 * | 1.000 | < 0.001 * | < 0.001* | 1.000 | < 0.001 * |
Microvessels[%(n)] | 48 (17.5) | 20 (18.5) | 9 (28.1) | 13 (13.4) | 6 (16.2) | 0.290 | ||||||
Cholesterol crystal[%(n)] | 22 (8.0) | 7 (6.5) | 3 (9.4) | 7 (7.2) | 5 (13.5) | 0.520 | ||||||
Thrombus[%(n)] | 271 (98.9) | 106 (98.1) | 32 (100) | 96 (99) | 37 (100) | 1.000 | ||||||
Minimal FCT, um | 100.0 (60.0, 120.0) | 100.0 (90.0, 150.0) | 60.0 (50.0, 60.0) | 110.0 (90.0, 140.0) | 60.0 (50.0, 60.0) | < 0.001* | < 0.001 * | 1.000 | < 0.001 * | < 0.001 * | 1.000 | < 0.001 * |
Maximal lipid arc, ° | 360.0 (248.0, 360.0) | 360.0 (242.0, 360.0) | 360.0 (360.0, 360.0) | 293.0 (230.0, 360.0) | 360.0 (360.0, 360.0) | < 0.001* | 0.031* | 1.000 | 0.005* | 0.001* | 1.000 | < 0.001* |
MLA, mm2 | 1.7 (1.4, 2.2) | 1.6 (1.4, 2.2) | 2.0 (1.6, 2.7) | 1.6 (1.3, 2.1) | 1.9 (1.6, 2.3) | 0.022* | 0.088 | 1.000 | 0.742 | 0.043* | 1.000 | 0.418 |