Table 2. Comparison of Postoperative Outcomes between CBCS and SIBCS (n=244).

	CBCS (n=117)	SIBCS (n=127)	p value
Incision size (cm)	7.50±2.50	6.30±2.10	0.044
Operation time (min)	127.00±63.00	126.00±40.00	0.828
Drain volume at POD#0 (mL)	49.90±29.20	54.10±32.80	0.293
Duration of drainage (day)	8.00±4.00	7.00±3.00	0.288
Blood loss (mL)	7.00±18.00	11.00±31.00	0.100
Complications	2.00 (1.70)	3.00 (2.36)	0.523

CBCS, conventional breast-conserving surgery; POD, postoperative day; SIBCS, single-incision breast-conserving surgery.

Data are expressed as mean±SD or n (%).