Table 1 Baseline characteristics of the patients in the study and the placebo groups.

Age (years)^a

49.89 ± 10.58

50.11 ± 12.37

Weight (kg)^a

67.94 ± 9.91

69.52 ± 13.63

Height (cm)^a

158.14 ± 6.33

157.31 ± 6.57

Body mass index^a

27.20 ± 4.29

28.20 ± 6.38

Normal weight 20-25 (%)

11 (31.4%)

12 (34.3%)

Overweight 25.1-29.9 (%)

15 (42.9%)

14 (40%)

Obesity grade I 30-34.9 (%)

7 (20%)

5 (14.3%)

Obesity grade II 35-39.9 (%)

2 (5.7%)

2 (5.7%)

Obesity grade III >40 (%)

0

2 (5.7%)

Smoking (%)

2 (5.7%)

4 (11.4%)

Neoadjuvant chemotherapy (%)

13 (37.1%)

15 (42.8%)

Surgical procedure

Radical mastectomy + axillary dissection (%)

32 (91.4%)

34 (97.1%)

Quadrantectomy + axillary dissection (%)

3 (8.6%)

1 (2.9%)

Surgery time (min)^a

119.42 ± 26.97

120.54 ± 30.34

Length of anesthesia (min)^a

140.71 ± 26.76

139.60 ± 34.56

Bleeding (ml)^a

165.85 ± 61.10

156.85 ± 60.11