Table 2 Tumoral and nodal pathologic data

Pathologic stage, n (%)

0.20

 pTX

0 (0%)

0 (0%)

0 (0%)

 pTis

1 (1%)

0 (0%)

1 (2%)

 pTa

1 (1%)

1 (2%)

0 (0%)

 pT0

2 (2%)

1 (2%)

1 (2%)

 pT1

5 (6%)

3 (6%)

2 (5%)

 pT2

18 (20%)

8 (17%)

10 (23%)

 pT3

41 (46%)

18 (38%)

23 (53%)

 pT4

22 (24%)

16 (34%)

6 (14%)

Positive surgical margin, n (%)

9 (10%)

5 (11%)

4 (9%)

> 0.99

Lymph node yield

0.97

 Median (IQR)

33 (24–43)

33 (23–40)

31 (24–44)

Positive lymph node(s)

< 0.001

 Median (IQR)

3.5 (2.0–9.0)

7.0 (4.0–14.0)

2.0 (1.0–3.0)

Lymph node stage, n (%)

< 0.001

 N1

23 (26%)

5 (11%)

18 (42%)

 N2

37 (41%)

12 (26%)

25 (58%)

 N3

30 (33%)

30 (64%)

0 (0%)

Adjuvant chemotherapy, n (%)

39 (43%)

23 (49%)

16 (37%)

0.26

Adjuvant radiation, n (%)

8 (9%)

2 (4%)

6 (14%)

0.15