Table 4. Colonic distribution, size and morphology of polyps.
| Variable, N | EC | SC | P-Value |
| Rectum polyp detection rate, N (%) | 40 (16) | 31 (12.8) | 0.297 |
| No of Rectum polyps <1 cm, N (%) | 52 (90) | 45 (96) | 0.544 |
| No of Rectum polyps >1 cm, N (%) | 6 (10) | 2 (4) | 0.165 |
| sessile, N (%) | 47 (81) | 35 (74) | 0.279 |
| flat, N (%) | 8 (14) | 7 (15) | 0.549 |
| pedunculated, N (%) | 3 (5) | 5 (11) | 0.455 |
| Sigmoid polyp detection rate, N (%) | 75 (30.1) | 41 (17.3) | 0.001 |
| No of Sigmoid polyps <1 cm, N (%) | 108 (91) | 52 (95) | 0.001 |
| No of Sigmoid polyps >1 cm, N (%) | 11 (9) | 3 (5) | 0.053 |
| sessile, N (%) | 99 (83) | 45 (82) | 0.002 |
| flat, N (%) | 12 (10) | 7 (13) | 0.118 |
| pedunculated, N (%) | 8 (7) | 3 (5) | 0.214 |
| Descending colon polyp detection rate, N (%) | 14 (6) | 18 (7) | 0.422 |
| No of descending colon polyps <1 cm, N (%) | 13 (87) | 15 (75) | 0.782 |
| No of descending colon polyps >1 cm, N (%) | 2 (13) | 5 (25) | 0.241 |
| sessile, N (%) | 11 (73) | 15 (75) | 0.371 |
| flat, N (%) | 3 (20) | 4 (20) | 0.972 |
| pedunculated, N (%) | 1 (7) | 1 (5) | 0.986 |
| Left flexure polyp detection rate, N (%) | 4 (1.6) | 5 (2) | 0.709 |
| No of left flexure polyps <1 cm, N (%) | 3 (75) | 6 (100) | 0.456 |
| No of left flexure polyps >1 cm, N (%) | 1 (25) | 0 (0) | 0.324 |
| sessile, N (%) | 3 (75) | 5 (83) | 0.676 |
| flat, N (%) | 1 (25) | 1 (17) | 0.986 |
| pedunculated, N (%) | 0 (0) | 0 (0) | 1.000 |
| Transverse colon detection rate, N (%) | 23 (9.2) | 15 (6.2) | 0.203 |
| No of transversum polyps <1 cm, N (%) | 24 (80) | 16 (94) | 0.405 |
| No of transversum polyps >1 cm, N (%) | 6 (20) | 1 (6) | 0.107 |
| sessile, N (%) | 19 (63) | 17 (100) | 0.900 |
| flat, N (%) | 10 (33) | 0 (0) | 0.015 |
| pedunculated, N (%) | 1 (4) | 0 (0) | 0.323 |
| Right flexure polyp detection rate, N (%) | 13 (5) | 10 (4) | 0.561 |
| No of right flexure polyps <1 cm, N (%) | 15 (94) | 11 (92) | 0.159 |
| No of right flexure polyps >1 cm, N (%) | 1 (6) | 1 (8) | 0.986 |
| sessile, N (%) | 13 (81) | 11 (92) | 0.301 |
| flat, N (%) | 3 (19) | 1 (8) | 0.328 |
| pedunculated, N (%) | 0 (0) | 0 (0) | 1.000 |
| Ascending colon polyp detection rate, N (%) | 31 (12.4) | 14 (5.8) | 0.010 |
| No of ascendens polyps <1 cm, N (%) | 31 (84) | 14 (88) | 0.036 |
| No of ascendens polyps >1 cm, N (%) | 6 (16) | 2 (12) | 0.166 |
| sessile, N (%) | 29 (78) | 11 (69) | 0.015 |
| flat, N (%) | 7 (19) | 3 (19) | 0.329 |
| pedunculated, N (%) | 1 (3) | 2 (12) | 0.984 |
| Caecum polyp detection rate, N (%) | 24 (9.6) | 14 (5.8) | 0.107 |
| No of caecum polyps <1 cm, N (%) | 26 (79) | 13 (81) | 0.110 |
| No of caecum polyps >1 cm, N (%) | 7 (21) | 3 (19) | 0.221 |
| sessile, N (%) | 29 (88) | 7 (44) | 0.003 |
| flat, N (%) | 4 (12) | 9 (56) | 0.335 |
| pedunculated, N (%) | 0 (0) | 0 (0) | 1.000 |
No = number; bold = significant differences.