Table 2.
Comparison of perioperative results based on surgical procedure
| Variable | SIE-NSM-IPR group (n = 38) | C-NSM-IPR group (n = 26) |
P-value |
|---|---|---|---|
| Operation time (min) | < 0.001 | ||
| Mean ± SD | 300.97 ± 64.77 | 196.88 ± 59.79 | |
| Intraoperative blood loss (ml) | 0.073 | ||
| Median(25,75percentile, range) | 30.00 (20.00, 50.00, 90.00) | 20.00 (20.00, 35.00, 92.00) | |
| Incision length (cm) | < 0.001 | ||
| Mean | 3.66 ± 1.05 | 11.12 ± 3.29 | |
| Range | 2.5 -8 | 5 -15 | |
| Detection rate of Sentinel lymph nodes | > 0.999 | ||
| 100% | 100% | ||
| Sentinel lymph nodes, n | 0.780 | ||
| Median(25,75percentile, range) | 3.00 (2.75, 4.25, 5.00) | 4.00 (2.00, 5.25, 5.00) | |
| Drainage duration (day) | 0.515 | ||
| Median(25,75percentile, range) | 8.50 (8.00, 10.50, 9.00) | 9.00 (7.75, 12.00, 14.00) | |
| Total drainage volume (ml) | 0.042 | ||
| Mean ± SD | 645.16 ± 224.99 | 772.96 ± 263.83 | |
| Necrosis of nipple-areola, n (%) | 2 (5.3%) | 6 (23.1%) | 0.054 |
| Prosthesis exposure or incision disruption, n (%) | 1 (2.6%) | 6 (23.1%) | 0.015 |
| Infection, n (%) | 1 (2.6%) | 4 (15.4%) | 0.149 |
| Local recurrence, n (%) | 1 (2.6%) | 1 (3.8%) | > 0.999 |
| Metastasis, n (%) | 4 (10.5%) | 3 (11.5%) | > 0.999 |