Table 2.
Culprit Plaque Characteristics
| DM (n=95) | No DM (n=227) | P Valuea | |
|---|---|---|---|
| Location | 0.780 | ||
| RCA | 30 (31.6) | 66 (29.1) | |
| LAD | 53 (55.8) | 126 (55.5) | |
| LCX | 12 (12.6) | 35 (15.4) | |
| Maximal lipid arc, degrees | 253.6±84.4 | 246.9±91.7 | 0.995 |
| Mean lipid arc, degrees | 190.1±62.4 | 184.6±59.6 | 0.895 |
| Lipid length, mm | 8.0±4.8 | 8.1±6.4 | 0.864 |
| Lipid index | 1611.8±1135.7 | 1581.6±1337.9 | 0.915 |
| Thinnest FCT, μm | 95.8±61.1 | 97.9±64.0 | 0.825 |
| Minimal lumen area, mm2 | 1.75±1.47 | 1.85±1.45 | 0.979 |
| Reference lumen area, mm2 | 7.05±3.14 | 7.33±3.09 | 0.633 |
| Area stenosis, % | 75.0±15.4 | 73.9±16.8 | 0.913 |
| Lipid‐rich plaque | 56 (58.9) | 102 (44.9) | 0.030b |
| TCFA | 27 (28.4) | 55 (24.2) | 0.421 |
| Plaque rupture | 32 (33.7) | 69 (30.4) | 0.896 |
| Plaque erosion | 20 (21.1) | 50 (22.0) | 0.458 |
| Macrophage accumulation | 57 (60.0) | 102 (44.9) | 0.019b |
| Microvessels | 33 (34.7) | 78 (34.4) | 0.975 |
| Cholesterol crystals | 32 (33.7) | 64 (28.2) | 0.516 |
| Calcification | 55 (57.9) | 97 (42.7) | 0.308 |
| Spotty calcium | 20 (21.1) | 35 (15.4) | 0.248 |
| Thrombus | 52 (54.7) | 116 (51.1) | 0.301 |
Generalized linear model for categorical variables and general linear model for continuous variables were applied. Data are presented as number (%) or mean±SD.
a
Adjusted for differences in baseline characteristics. DM indicates diabetes mellitus; FCT, fibrous cap thickness; LAD, left anterior descending coronary artery; LCX, left circumflex coronary artery; RCA, right coronary artery; TCFA, thin‐cap fibroatheroma.
b
P<0.05.