Table 1.
Sociodemographic and Clinical Characteristics of the Cohort Participants (n=305)
| Variable | No. of patients (%) |
|---|---|
| Age (yr) | |
| < 65 | 208 (68.2) |
| ≥ 65 | 97 (31.8) |
| Sex | |
| Male | 178 (58.4) |
| Female | 127 (41.6) |
| Place of origin | |
| Rural | 196 (64.3) |
| Urban | 109 (35.7) |
| Occupation | |
| Worker | 163 (53.4) |
| Housework | 116 (38.1) |
| Unemployed | 26 (8.5) |
| Clinical stagea | |
| Local | 132 (51.2) |
| Regional | 40 (15.5) |
| Distant | 86 (33.3) |
| Level of education | |
| Illiterate | 132 (43.3) |
| Primary/secondary education | 152 (49.8) |
| High school/university | 21 (6.9) |
| Location of the tumor | |
| Blind | 40 (13.1) |
| Ascending+descending colon | 81 (26.6) |
| Transverse colon | 22 (7.2) |
| Sigmoid | 52 (17.0) |
| Straight | 110 (36.1) |
| Tumor size (cm) | |
| ≤5 | 97 (34.8) |
| > 5 | 182 (65.2) |
| Metastatic lymph nodes | |
| No | 250 (82.0) |
| Yes | 55 (18.0) |
| Location of metastasis | |
| Liver | 41 (41.4) |
| Lung | 15 (15.2) |
| Bone | 5 (5.0) |
| Others | 38 (38.4) |
a
Unclassified=47 patients.