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Table 2 Findings of multiple CRCs

From: Laparoscopy-assisted versus open surgery for multiple colorectal cancers with two anastomoses: a cohort study

 

LAP (n = 18)

OP (n = 38)

Total (n = 56)

p value

Obstruction

 Yes

2 (22 %)

6 (16 %)

8 (14 %)

1.00

Location

 Cecum

3 (16 %)

5 (13 %)

8 (14 %)

0.86

 Ascending

5 (28 %)

9 (24 %)

14 (25 %)

 

 Transverse

2 (22 %)

8 (21 %)

10 (18 %)

 

 Descending

0 (0 %)

0 (0 %)

0 (0 %)

 

 Sigmoid

3 (16 %)

11 (29 %)

14 (25 %)

 

 Rectuma

5 (28 %)

5 (13 %)

10 (18 %)

 

Tumer size (mm)b

 Median (range)

30 (0–88)

33 (4–48)

30 (0–88)

0.20

Histological type

 Diff. adenoca.

18 (100 %)

33 (87 %)

51 (91 %)

0.16

 Others

0 (0 %)

5 (13 %)

5 (9 %)

 

T

 Tis/T1

7 (39 %)

13 (34 %)

20 (36 %)

0.16

 T2

6 (33 %)

3 (8 %)

9 (16 %)

 

 T3

5 (28 %)

17 (45 %)

22 (39 %)

 

 T4

0 (0 %)

5 (13 %)

5 (9 %)

 

N

 N0

16 (88 %)

30 (78 %)

46 (82 %)

0.96

 N1

1 (6 %)

4 (11 %)

5 (9 %)

 

 N2

1 (6 %)

4 (11 %)

5 (9 %)

 

Stage

 0

2 (11 %)

4 (11 %)

6 (11 %)

0.44

 I

10 (56 %)

11 (29 %)

21 (37 %)

 

 II

4 (22 %)

16 (42 %)

20 (36 %)

 

 III

2 (11 %)

7 (18 %)

9 (16 %)

 
  1. Diff. adenoca. differentiated adenocarcinoma
  2. aIncluding rectosigmoid
  3. bIncluding lesions that showed a pathologically complete response to preoperative chemoradiation therapy