Table 1. Clinicopathological features and XRCC2 expression of rectal cancer patients who underwent surgery without PRT.
| Characteristics | Number | XRCC2 positive | XRCC2 negative | P value |
|---|---|---|---|---|
| Gender | 0.223 | |||
| Male | 55 | 34 | 21 | |
| Female | 45 | 33 | 12 | |
| Age (years) | 0.840 | |||
| ≤60 | 38 | 25 | 13 | |
| >60 | 62 | 42 | 20 | |
| Tumor depth | 0.750 | |||
| T1/T2 | 20 | 14 | 6 | |
| T3/T4 | 80 | 53 | 27 | |
| Lymph node metastasis | 0.721 | |||
| Positive | 48 | 33 | 15 | |
| Negative | 52 | 34 | 18 | |
| Degree of differentiation | 0.825 | |||
| Well/moderate | 83 | 56 | 27 | |
| Poor/undifferentiated | 17 | 11 | 6 | |
| TNM stage | 0.024 | |||
| 1 | 14 | 10 | 4 | |
| 2 | 31 | 15 | 16 | |
| 3 | 48 | 38 | 10 | |
| 4 | 7 | 6 | 1 |