TABLE 2.
Comparison of general information on histopathological groupings.
| Characteristic | Stable plaque group (n = 10) | Vulnerable plaque group (n = 28) | Test value | P value |
| Age,y | 68.6 ± 12.6 | 68.1 ± 8.3 | 0.129 | 0.898 |
| Sex (M) | 10 | 24 | 0.556 | |
| Smoking status | 1 | 16 | 0.012 | |
| Hypertension | 5 | 21 | 0.235 | |
| Diabetes mellitus | 2 | 13 | 0.259 | |
| Coronary heart disease | 1 | 3 | 1.000 | |
| Hyperlipidemia | 10 | 28 | ||
| Surface appearance | −2.427 | 0.015 | ||
| Grade I | 3 | 3 | ||
| Grade II | 4 | 17 | ||
| Grade III | 0 | 10 | ||
| Grade IV | 0 | 1 | ||
| Neovascularization | −2.598 | 0.013 | ||
| Grade I | 3 | 2 | ||
| Grade II | 5 | 1 | ||
| Grade III | 1 | 16 | ||
| Grade IV | 2 | 8 | ||
| CD147 ( × 10–2) | 1.075 ± 1.114 | 2.924 ± 1.684 | −3.213 | 0.003 |
| MMP-9 ( × 10–2) | 0.588 ± 1.003 | 2.609 ± 2.022 | 0.002* |
*Non-normally distributed, using independent sample rank sum test.