Table 8.
Grade distribution according to the stage of CRC
| Stage | Location | G1 | G2 | G3 |
|---|---|---|---|---|
| I | Rt. colon (n = 8) | 1 (12.5) | 5 (62.5) | 2 (25.0) |
| Lt. colon (n = 48) | 11 (22.9) | 33 (68.8) | 4 (8.3) | |
| p-value | 0.506 | 0.726 | 0.158 | |
| II | Rt. colon (n = 14) | 1 (7.1) | 11 (78.6) | 2 (14.3) |
| Lt. colon (n = 65) | 14 (21.5) | 48 (73.9) | 3 (4.6) | |
| p-value | 0.213 | 0.713 | 0.178 | |
| III | Rt. colon (n = 29) | 4 (13.8) | 19 (65.5) | 6 (20.7) |
| Lt. colon (n = 112) | 30 (26.8) | 68 (60.7) | 14 (12.5) | |
| p-value | 0.145 | 0.635 | 0.260 | |
| IV | Rt. colon (n = 18) | 0 (0.0) | 14 (77.8) | 4 (22.2) |
| Lt. colon (n = 51) | 16 (31.4) | 30 (58.8) | 5 (9.8) | |
| p-value | 0.007 | 0.150 | 0.179 | |
| Not advanced disease (stages 0, I, II) | Rt. colon (n = 22) | 2 (9.1) | 16 (72.7) | 4 (18.2) |
| Lt. colon (n = 113) | 25 (22.1) | 81 (71.7) | 7 (6.2) | |
| p-value | 0.162 | 0.920 | 0.060 | |
| Advanced disease (stages III, IV) | Rt. colon (n = 47) | 4 (8.5) | 33 (70.2) | 10 (21.3) |
| Lt. colon (n = 163) | 46 (70.2) | 98 (60.1) | 19 (11.7) | |
| p-value | 0.005 | 0.208 | 0.092 |