Table 2 Associations of pathological characteristics with different responses to nCRT

n

20

9

11

Histological classification (biopsy), n (%)

Moderately differentiated

19 (95.0)

8 (88.9)

11 (100.0)

Not available

1 (5.0)

1 (11.1)

0 (0.0)

Mucinous classification, n (%)

Non-mucinous

19 (95.0)

8 (88.9)

11 (100.0)

Mucinous

1 (5.0)

1 (11.1)

0 (0.0)

Neurovascular invasion, n (%)

2 (10.0)

0 (0.0)

2 (18.2)

ypStage, n (%)

pCR

9 (45.0)

9 (100.0)

0 (0.0)

I

2 (10.0)

0 (0.0)

2 (18.2)

II

6 (30.0)

0 (0.0)

6 (54.5)

III

3 (15.0)

0 (0.0)

3 (27.3)

Pathological T (TNM system), n (%)

T0

9 (45.0)

9 (100.0)

0 (0.0)

T2

3 (15.0)

0 (0.0)

3 (27.3)

T3

7 (35.0)

0 (0.0)

7 (63.6)

T4

1 (5.0)

0 (0.0)

1 (9.1)

Pathological N (TNM system), n (%)

N0

17 (85.0)

9 (100.0)

8 (72.7)

N1

2 (10.0)

0 (0.0)

2 (18.2)

N2

1 (5.0)

0 (0.0)

1 (9.1)

ypT_downstage, n (%)

Yes

10 (50.0)

8 (88.9)

2 (18.2)

No

7 (35.0)

0 (0.0)

7 (63.6)

Missing data

3 (15.0)

1 (11.1)

2 (18.2)

ypN_downstage, n (%)

Yes

11 (55.0)

6 (66.7)

5 (45.5)

No

7 (35.0)

2 (22.2)

5 (45.5)

Missing data

2 (10.0)

1 (11.1)

1 (9.1)