Table 3. Incidences of postoperative complications in the BCS + IORT group and the BCS group.
| Parameter | BCS (n=60) | BCS + IORT (n=100) | P value | 
|---|---|---|---|
| Hematoma needing surgical evacuation | 1 (1.7%) | 1 (1.0%) | 1.000 | 
| Seroma needing more than three aspirations | 2 (3.4%) | 6 (6.0%) | 0.708 | 
| Infection needing intravenous antibiotics or surgical intervention | 2 (3.4%) | 5 (5.0%) | 0.921 | 
| Skin breakdown or delayed wound healing | 2 (3.4%) | 7 (7.0%) | 0.535 | 
BCS, breast-conserving surgery; IORT, intraoperative radiotherapy.