Table 2.
Clinico-pathological characteristics and TRAIL-R2 expression of patients with colorectal carcinoma
| High TRAIL-R2 | Low TRAIL-R2 | p value | |||||
|---|---|---|---|---|---|---|---|
| N | % | N | % | N | % | ||
| Total Number of Cases | 365 | 217 | 59.4 | 148 | 40.6 | ||
| Age | |||||||
| < = 50 years | 121 | 33.1 | 71 | 58.7 | 50 | 41.3 | 0.8320 |
| > 50 years | 244 | 66.9 | 146 | 59.8 | 98 | 40.2 | |
| Gender | |||||||
| Male | 172 | 47.1 | 101 | 58.7 | 71 | 41.3 | 0.7883 |
| Female | 193 | 52.9 | 116 | 60.1 | 77 | 39.9 | |
| Tumour Site | |||||||
| Left colon | 309 | 84.7 | 195 | 63.1 | 114 | 36.9 | 0.0009 |
| Right colon | 56 | 15.3 | 22 | 39.3 | 34 | 60.7 | |
| Histological Type | |||||||
| Adenocarcinoma | 323 | 88.5 | 202 | 62.5 | 121 | 37.5 | 0.0010 |
| Mucinous Carcinoma | 42 | 11.5 | 15 | 35.7 | 27 | 64.3 | |
| Tumour Stage | |||||||
| I | 46 | 13.3 | 33 | 71.7 | 13 | 28.3 | 0.2842 |
| II | 117 | 33.9 | 65 | 55.6 | 52 | 44.4 | |
| III | 137 | 39.7 | 84 | 61.3 | 53 | 38.7 | |
| IV | 45 | 13.0 | 28 | 62.2 | 17 | 37.8 | |
| Differentiation | |||||||
| Well | 28 | 7.7 | 22 | 78.6 | 6 | 21.4 | < 0.0001 |
| Moderate | 276 | 75.6 | 176 | 63.8 | 100 | 36.2 | |
| Poor | 61 | 16.7 | 19 | 31.1 | 42 | 68.9 | |
| KRAS Mutation | |||||||
| Present | 67 | 29.9 | 41 | 61.2 | 26 | 38.8 | 0.0481 |
| Absent | 157 | 70.1 | 117 | 74.5 | 40 | 25.5 | |
| K-RAS 2A (cyto) | |||||||
| High expression | 160 | 46.8 | 128 | 80.0 | 32 | 20.0 | < 0.0001 |
| Low expression | 182 | 53.2 | 82 | 45.1 | 100 | 54.9 | |
| Cleaved-Caspase 3 | |||||||
| High expression | 164 | 49.8 | 109 | 66.5 | 55 | 33.5 | 0.1209 |
| Low expression | 165 | 50.2 | 96 | 58.2 | 69 | 41.8 | |
| P27 (Nuc) | |||||||
| High expression | 135 | 40.2 | 102 | 75.6 | 33 | 24.4 | < 0.0001 |
| Low expression | 201 | 59.8 | 105 | 52.2 | 96 | 47.8 | |
| MSI-Molecular | |||||||
| MSI-H | 66 | 19.8 | 28 | 42.4 | 38 | 57.6 | 0.0003 |
| MSI-S/L | 267 | 80.2 | 178 | 66.7 | 89 | 33.3 | |
| Overall Survival | |||||||
| 5 Years | 67.3 | 57.6 | 0.0211 | ||||