Table 3.
Comparison of clinicopathologic parameters accord-ing to c-Kit mutations
| Parameter |
Mutations |
P | |
| Negative (n = 20) | Positive (n = 35) | ||
| Sex (M:F) | 11:9 | 14:21 | 0.283 |
| Age (mean, yr) | 58.2 | 61.0 | 0.360 |
| Mean tumor size (cm) | 3.8 | 6.2 | 0.020 |
| Mean mitoses counts | 7.8 | 13.4 | 0.360 |
| Risk group: Very low/low | 14 | 22 | 0.592 |
| Intermediate/high | 6 | 13 | |
| Cellularity: Low | 5 | 6 | 0.741 |
| Intermediate | 13 | 24 | |
| High | 2 | 5 | |
| Nuclear atypia Mild | 10 | 17 | 0.898 |
| Moderate | 7 | 14 | |
| Severe | 3 | 4 | |
| Necrosis Absent | 18 | 26 | 0.161 |
| Present | 2 | 9 | |
| Hemorrhage Absent | 17 | 21 | 0.054 |
| Present | 3 | 14 | |
| Infiltrative growth Absent | 12 | 18 | 0.539 |
| Present | 8 | 17 | |
| Tumor cell type Spindle | 13 | 27 | 0.330 |
| Epithelioid | 7 | 8 | |