Table 1.
Relations between p21WAF1 expression and clinico-pathological parameters
| Parameter | p21WAF1 Expression | ||
|---|---|---|---|
| n | n (%) | p | |
| Age (years) | |||
| <62 | 138 | 87 (63) | 0.39 |
| >62 | 137 | 79 (58) | |
| Sex | |||
| Females | 120 | 75 (63) | 0.54 |
| Males | 155 | 91 (59) | |
| Grade | |||
| G1 + G2 | 156 | 91 (58) | 0.46 |
| G3a | 119 | 75 (63) | |
| Astler–Coller | |||
| B2 | 133 | 72 (54) | 0.049 |
| C | 142 | 94 (66) | |
| Site | |||
| Proximal | 53 | 37 (70) | 0.16 |
| Distal | 222 | 129 (58) | |
| Site | |||
| Rectum | 138 | 81 (59) | 0.62 |
| Colon | 137 | 85 (62) | |
| Radiotherapy (rectal tumors) | |||
| Preoperative | 43 | 26 (61) | 0.85 |
| Postoperative RT and no RTb | 93 | 53 (57) | |
aIncluding mucinous carcinoma
bRadiotherapy status unknown in two cases