Table 1.
Demographic and clinical characteristics of treated patients
| Characteristics | Overall patients, n (%) | Adverse events | |
|---|---|---|---|
| G1–2, n | G3–4, n | ||
| Age (years) | |||
| Range | 25-78 | 45–74 | 25–78 |
| Median | 56 | 61.5 | 53 |
| ≤ 56 | 50(48.1) | 9 | 44 |
| > 56 | 54(51.9) | 17 | 29 |
| Gender | |||
| Male | 55(52.8) | 19 | 34 |
| Female | 49(47.1) | 7 | 39 |
| Smoking status | |||
| Smoker | 8(7.6) | 2 | 5 |
| Non-smoker | 96(92.3) | 24 | 68 |
| Alcohol intake | |||
| Yes | 4(3.8) | 2 | 2 |
| No | 100(96.1) | 24 | 71 |
| Anatomic site | |||
| Rectum | 39(37.5) | 11 | 27 |
| Colon | 65(62.5) | 15 | 46 |
| Histopathological type | |||
| Adenocarcinoma | 104(100.0) | 26 | 73 |
| Squamous cell carcinoma | 0(0) | 0 | 0 |
| Adenocarcinoma histology | |||
| Poorly differentiated | 1(1) | 0 | 1 |
| Moderately differentiated | 57(54.8) | 13 | 42 |
| Mucinous adenocarcinoma | 3(2.9) | 0 | 3 |
| Undefined | 43(41.3) | 13 | 27 |
| Grade of tumor | |||
| I | 0(0) | 0 | 0 |
| II | 30(28.8) | 6 | 22 |
| III | 46(44.2) | 15 | 31 |
| IV | 28(27) | 5 | 20 |
| Clinical T-stage | |||
| 1 | 2(1.9) | 0 | 2 |
| 2 | 3(2.9) | 1 | 2 |
| 3 | 65(62.5) | 19 | 44 |
| 4 | 34(32.7) | 6 | 25 |
| Clinical N-stage | |||
| 0 | 33(31.7) | 7 | 24 |
| 1 | 42(40.4) | 12 | 30 |
| 2 | 28(26.9) | 7 | 18 |
| 3 | 1(1) | 0 | 1 |
| Clinical M-stage | |||
| 0 | 76(73) | 21 | 53 |
| 1 | 28(27) | 5 | 20 |