Table 1 Clinicopathological characteristics

 Male

14 (53.8)

14 (51.8)

10 (66.7)

25 (64.1)

 Female

12 (46.2)

13 (48.2)

0.88

5 (33.3)

14 (35.9)

0.86

Age, mean (s.d.) in years

73.7 (11.3)

70.9 (13.3)

0.41

63.6 (9.8)

66.6 (10.1)

0.32

Right sided tumour

9 (34.6)

8 (29.6)

0.70

7 (46.7)

18 (46.2)

0.97

Tumour diameter, mean (s.d.) in mm

39.2 (20.7)

40.80 (19.3)

0.61

36.4 (10.5)

33.9 (13.4)

0.44

 Good

2 (7.7)

3 (11.1)

1 (6.7)

1 (2.6)

 Average

23 (88.5)

23 (85.2)

12 (80.0)

35 (89.7)

 Poor

1 (3.8)

1 (3.7)

0.91

2 (13.3)

3 (7.7)

0.61

 T1

–

–

1 (2.6)

 T2

–

1 (6.7)

6 (15.4)

 T3

23 (88.5)

26 (96.3)

10 (66.7)

30 (76.9)

 T4

3 (11.5)

1 (3.7)

0.28

4 (26.7)

2 (5.1)

0.13

 N1

–

–

12 (80.0)

22 (56.4)

 N2

–

–

–

3 (20.0)

17 (43.6)

0.11

Mucinous differentiation.

8 (30.8)

4 (14.8)

0.17

1 (6.7)

4 (10.3)

0.68

Ulceration

18 (69.2)

23 (85.2)

0.17

10 (66.7)

35 (89.7)

0.042^*

Angioinvasion

2 (7.7)

4 (14.8)

0.41

7 (46.7)

14 (35.9)

0.47

 No

24 (92.3)

24 (88.9)

14 (93.3)

37 (94.9)

 Before surgery

1 (3.8)

1 (3.7)

1 (6.7)

1 (2.6)

 During surgery

–

1 (3.7)

–

–

 After surgery

1 (3.8)

1 (3.7)

0.81

–

1 (2.6)

0.64

Tumour spill

1 (3.8)

2 (7.4)

0.58

1 (6.7)

–

0.10

Adjuvant chemo

0

0

–

15 (100.0)

39 (100.0)

–

Recurrence

6 (23.1)

12 (44.4)

0.10

11 (73.3)

14 (35.9)

0.013^*

CRC mortality

6 (23.1)

9 (33.3)

0.41

8 (53.3)

12 (30.8)

0.12

Overall mortality

14 (53.8)

16 (59.3)

0.69

9 (60.0)

17 (43.6)

0.28

Follow up, mean (s.d.) in months

70.5 (32.6)

58.1 (35.9)

0.19

52.3 (33.7)

57.7 (27.4)

0.54