Table 2. Excision rate in divided groups.
| Lesion features | Excision rate | P value |
|---|---|---|
| Age | 1.00 | |
| <40 | 100% (13/13) | |
| ≥40 | 94.4% (17/18) | |
| Palpable | 0.29 | |
| Yes | 100% (22/22) | |
| No | 88.9% (8/9) | |
| Largest diameter | 1.00 | |
| <3 cm | 100% (14/14) | |
| ≥3 cm | 94.1% (16/17) | |
| Lesion edge | 1.00 | |
| Circumscribed | 95.2% (20/21) | |
| Noncircumscribed | 100% (10/10) | |
| Blood flow | 1.00 | |
| Level 0 | 100% (11/11) | |
| Level 1 | 93.8% (15/16) | |
| Level 2 | 100% (4/4) | |
| Internal echogenicity | 1.00 | |
| Heterogeneous | 95.5% (21/22) | |
| Dominant hypoechoic | 100% (6/6) | |
| Dominant hyperechoic | 100% (3/3) |