Table 2.
Surgical specimen characteristics.
| Variables | N (%) | |
|---|---|---|
| Margin status, frozen | Negative | 9 (81.8) |
| Positive | 2 (18.2) | |
| Margin status, permanent | Negative | 11 (100) |
| Positive | 0 (0) | |
| Operation time, min | Mean ± SD | 67 ± 17 |
| Median | 70 | |
| Range | 40–88 | |
| Nearest margin, cm | Mean ± SD | 0.8 ± 0.4 |
| Median | 0.9 | |
| Range | 0.2–1.5 | |
| Tumor diameter, cm | Mean ± SD | 1.3 ± 0.9 |
| Median | 0.6 | |
| Range | 0.3–2.5 | |
| Specimen diameter, cm | Mean ± SD | 5.2 ± 1.6 |
| Median | 5.0 | |
| Range | 3.8–9.5 | |
| Tumor-to-margin distance, cm | Mean ± SD | 1.2 ± 0.7 |
| Median | 1.1 | |
| Range | 0.2–3.5 |
SD standard deviation