Table 4.

Independent samples t test to compare postoperative outcomes between types of surgery (Mastectomy vs Breast conservation surgery)

Postoperative outcomes	Mastectomy group	Breast conservation group	t value (df)	P value
Number of days of drain retention	5.88 ± 2.3	4.8 ± 2.1	1.81 (67)	0.076
Postoperative duration (in days)	23.7 ± 10.1	21.2 ± 10.5	0.87 (64)	0.39
Interval for suture removal (in days)	12.4 ± 4.7	9.3 ± 3.8	2.46 (65)	0.017
Duration of hospital stay (in days)	5.8 ± 1.9	4.8 ± 1.5	1.997 (67)	0.05