| |
Group A * (n = 87)
|
Group B^ (n = 194)
|
p-value
|
|---|
|
Median age (range)
|
67 (34–92)
|
70 (32–94)
|
0.25
|
|
Gender
|
0.348
|
|
Male (%)
|
61 (70.1%)
|
124 (63.9%)
| |
|
Female (%)
|
26 (29.9%)
|
70 (36.1%)
|
|
Tumor site, n (%)
|
0.838
|
|
Caecum
|
4 (4.6%)
|
13 (6.7%)
| |
|
Ascending
|
5 (5.7%)
|
21 (10.8)
| |
|
Hepatic Flexure
|
6 (6.9%)
|
6 (3.1%)
| |
|
Transverse
|
2 (2.3%)
|
5 (2.6%)
| |
|
Splenic Flexure
|
1 (1.2%)
|
3 (1.5%)
| |
|
Descending
|
4 (4.6%)
|
9 (4.6%)
| |
|
Sigmoid
|
27 (31.0%)
|
47 (24.2%)
| |
|
Rectum
|
38 (43.7%)
|
90 (46.9%)
| |
|
T Stage, n (%)
|
0.434
|
|
T1
|
17 (19.5%)
|
21 (10.8%)
| |
|
T2
|
15 (17.2%)
|
37 (19.1%)
| |
|
T3
|
43 (49.4%)
|
115 (59.3%)
| |
|
T4
|
12 (13.8%)
|
21 (10.8%)
| |
|
N Stage, n (%)
|
0.361
|
|
N0
|
50 (57.5%)
|
102 (52.6%)
| |
|
N1
|
21 (24.1%)
|
44 (22.7%)
| |
|
N2
|
16 (18.4%)
|
48 (24.7%)
| |
|
Lympho-vascular Invasion, n (%)
|
25 (28.7%)
|
60 (30.9%)
|
0.688
|
|
Peri-neural invasion, n(%)
|
17 (19.5%)
|
33 (17.0%)
|
0.625
|
-
Group A* - Patients who had all synchronous polypectomy sites resected
- Group B^ - Patients who had synchronous polypectomy sites left in situ
