Pattern of contrast dye spreading

Cloud-like

Longitudinal

P value

Number of patients

9

28

Age, mean (SD), year

55.4 (9.8)

53.4 (12.8)

0.66

BMI (SD), kg/m2

23.2 (3.1)

22.3 (3.1)

0.48

ASA-PS I:II:III, n

5:4:0

19:9:0

0.80

Surgery time, min

139.8 (54.8)

129.7 (49.5)

0.65

Type of surgery

0.56

Mastectomy + SNB, n

5

8

Mastectomy + AND, n

3

6

Partial mastectomy + SNB, n

1

11

Partial mastectomy + AND, n

0

3