Table 2 Perioperative features of patients
Variable | SIE-BCS (N = 63) | C-BCS (N = 117) | p value |
|---|---|---|---|
Operation time (min) | < 0.001 | ||
Mean | 194.9 ± 71.5 | 140.3 ± 56.9 | |
Range | 59.0–410.0 | 21.0–400.0 | |
Intraoperative blood loss (mL) | 0.701 | ||
Mean | 24.3 ± 19.3 | 20.9 ± 15.2 | |
Range | 5.0–00.0 | 2.0–50.0 | |
Margins during cryosection analysis, n (%) | 0.542 | ||
Positive | 0 | 2 (1.7%) | |
Negative | 63 (100%) | 115 (98.3%) | |
Tumor margin, n (%) | |||
Positive | 0 | 0 | |
Negative | 63 (100%) | 117 (100%) | |
Incision length (cm) | < 0.001 | ||
Median | 3.0 | 8.0 | |
Q1–Q3 | 2.5–4.0 | 8.0–9.0 | |
Drainage duration (days) | 0.596 | ||
Mean | 4.3 ± 1.8 | 4.4 ± 1.7 | |
Range | 1.0–10.0 | 2.0–8.0 | |
Total drainage volume (mL) | 0.041 | ||
Mean | 124.5 ± 102.0 | 87.5 ± 66.6 | |
Range | 14.0–517.0 | 8.0–250.0 | |
Local recurrence, n (%) | 2 (3.2%) | 2 (1.7%) | 0.916 |
Metastasis, n (%) | 2 (3.2%) | 9 (7.7%) | 0.378 |
Hospitalization cost (yuan) | |||
Median | 44,067.1 | 41,693.9 | 0.003 |
Q1–Q3 | 41,552.9–47,015.4 | 35,208.9–45,860.3 |