SNO

Quality assessment variable

General surgeons

n = 72

Surgical oncologist

n = 70

P value

1

Margin positivity

10 (13%)

1 (1.4%)

P = 0.01

2

Nodes retrieved (mean)

8

14

P = 0.0001

3

Radiotherapy for inadequate axillary clearance

24 (33%)

12 (17%)

P = 0.0001

4

Inadequate axillary clearance

49 (68%)

16 (22%)

P = 0.0001

5

Nodal ratio

0.64

0.34

P = 0.0001

6

Revision surgery

4 (5%)

0 (0%)

P = 0.134