Table 5.
IVUS/VH Characteristics of Coronary Atherosclerotic Plaques
| IVUS/VH Parameter | Value, SD, IQR |
|---|---|
| Segment length, mm | 63.0±18.9 (52.4 to 79) |
| Plaque volume, mm3 | 433.6±178.1 (350.3 to 518.4) |
| Plaque burden, % | 46.9±8.1 (43 to 51.8) |
| MLD, mm | 1.76±0.42 (1.5 to 2.0) |
| MLA, mm2 | 3.5±1.7 (2.5 to 4.3) |
| Dense calcium volume, mm3 | 35.4±28.5 (15.4 to 48.3) |
| Fibrous tissue volume, mm3 | 125.6±74.1 (56 to 144) |
| Fibrofatty tissue volume, mm3 | 22.2±17.0 (10 to 26.8) |
| Necrotic core volume, mm3 | 62.2±35.8 (31.2 to 91) |
| Dense calcium, % | 13.8±7.5 (7.9 to 19.1) |
| Fibrous tissue, % | 52.2±10.0 (46.8 to 58.7) |
| Fibrofatty tissue, % | 9.2±5.5 (5.3 to 10.8) |
| Necrotic core, % | 24.8±6.4 (21.3 to 28.9) |
IQR indicates interquartile range; IVUS/VH, intravascular ultrasound virtual histology; MLA, minimal lumen area; MLD, minimal luminal diameter; SD, standard deviation.