Table 1.
VH-IVUS Characteristics of MACE and No MACE Nonculprit Lesions
| MACE (n = 35) | No MACE (n = 66) | p Value | |
|---|---|---|---|
| Lesion phenotype | |||
| VH-TCFA | 20/35 (57.1) | 31/66 (47.0) | 0.33 |
| VH-ThCFA | 12/35 (34.3) | 26/66 (39.4) | 0.61 |
| VH-PIT | 2/35 (5.7) | 9/66 (13.6) | 0.32 |
| VH-FCa | 1/35 (2.9) | 0/66 (0.0) | 0.35 |
| VH-FT | 0/35 (0.0) | 0/66 (0.0) | NA |
| VH-TCFA or VH-ThCFA | 32/35 (91.4) | 57/66 (86.4) | 0.54 |
| Plaque data | |||
| % NC volume | 15.5 (9.0-21.5) | 14.9 (8.8-23.1) | 0.73 |
| % DC volume | 6.1 (2.7-9.8) | 6.3 (3.6-9.4) | 0.95 |
| % FT volume | 60.7 (54.5-65.9) | 57.6 (53.7-62.0) | 0.22 |
| % FF volume | 15.2 (10.9-22.5) | 16.4 (10.2-23.2) | 0.78 |
| MLA site data | |||
| % NC CSA | 13.9 (8.7-25.1) | 16.6 (8.9-29.1) | 0.44 |
| % DC CSA | 5.0 (2.3-10.9) | 6.0 (2.0-11.4) | 0.73 |
| % FT CSA | 61.1 (53.7-68.8) | 58.7 (49.0-64.2) | 0.11 |
| % FF CSA | 11.1 (7.0-22.0) | 12.6 (5.8-22.2) | 0.80 |
Values are n/N (%) or median (interquartile range).
CSA = cross-sectional area; DC = dense calcium; FT = fibrous tissue; FF = fibrofatty; FCa = fibrocalcific; NC = necrotic core; MACE = major adverse cardiovascular event(s); MLA = minimum luminal area; PIT = pathological intimal thickening TCFA = thin-cap fibroatheroma; ThCFA = thick-cap fibroatheroma.