Group A FCT ≤ 65 μm (n = 147) | Group B 65 < FCT ≤ 80 μm (n = 84) | Group C FCT > 80 μm(n = 271) | P value | |
---|---|---|---|---|
Thin-cap thickness. μm | 56.7 ± 6.3 | 72.9 ± 5.3 * | 142.6 ± 56.0 #△ | < 0.001 |
Mean lipid arc, ° | 165.4 ± 47.1 | 158.4 ± 45.5 | 127.5 ± 42.9 #△ | < 0.001 |
Lipid volume index, ° | 2299.8 ± 1237.7 | 2154.2 ± 1279.2 | 1277.4 ± 888.3 #△ | < 0.001 |
Lipid length, mm | 13.8 ± 6.2 | 13.5 ± 7.0 | 9.7 ± 5.8 #△ | < 0.001 |
Presence of macrophages, n (%) | 140 (95.2) | 82 (97.6) | 251 (92.6) | 0.188 |
Mean macrophage arc, ° | 55.8 ± 20.0 | 57.0 ± 19.6 | 49.7 ± 23.7 #△ | 0.004 |
Macrophage volume index, ° | 589.3 ± 448.9 | 561.4 ± 415.8 | 389.1 ± 309.9 #△ | < 0.001 |
Macrophage length, mm | 9.7 ± 6.0 | 9.4 ± 6.2 | 7.1 ± 4.7 #△ | < 0.001 |
Microvessel, n (%) | 52 (35.4) | 36 (42.9) | 133 (49.1) â–³ | 0.026 |
Cholesterol crystal, n (%) | 43 (29.3) | 17 (20.2) | 85 (31.4) # | 0.144 |
Calcium node, n (%) | 0 (0) | 3 (3.6) * | 6 (2.2) | 0.059 |
Mean calcium arc, ° | 45.1 ± 36.0 | 56.0 ± 45.3 | 56.9 ± 47.0△ | 0.026 |
Calcium length, mm | 4.4 ± 6.1 | 5.5 ± 6.1 | 6.4 ± 7.6 △ | 0.021 |
Thrombus, n (%) | 124 (84.4) | 39 (46.4) * | 48 (17.7) #△ | < 0.001 |
Plaque rupture, n (%) | 96 (65.3) | 30 (35.7) * | 43 (15.9) #△ | < 0.001 |