Table 1 Patient and tumor characteristics

Total number of patients

52

32

Gender

 Male

29

19

 Female

23

13

Age

 Median

59

61

 Interquartile range

50–68

50–68

Tumor location

 Appendix

1

0

 Cecum

7

2

 Colon

24

17

 Sigmoid

13

8

 Rectum

7

5

Stage after histopathology^a evaluation

 pT0

2

1

 pT1

0

0

 pT2

2

2

 pT3

22

14

 pT4

24

13

 Recurrence

2

2

Exclusion

 No tumor at surface

4

–

 Surgery at another hospital

1

–

 Theater time

2

–

 Too extensive disease

6

–

 Changes in schedule

7

–