Table 1.
General characteristics of the subjects n (%)
| Total (n = 211) | With GC (n = 49) | Without GC (n = 162) | |
| Sex | |||
| Male | 152 (72.0) | 23 (46.9) | 129 (79.6) |
| Female | 59 (28.0) | 26 (53.1) | 3 (20.4) |
| Age (yr)1 | 40.2 ± 16.1 | 62.1 ± 10.7 | 33.5 ± 10.7 |
| Minimum | 18 | 39 | 18 |
| Maximum | 83 | 83 | 64 |
| Histopathological classification | |||
| Diffuse adenocarcinoma | _ | 26 (53.1) | _ |
| Intestinal adenocarcinoma | _ | 21 (42.8) | _ |
| Lymphoma | _ | 2 (4.1) | _ |
| Marital status | |||
| Single | 56 (26.5) | 6 (12.2) | 50 (30.9) |
| Married | 90 (42.7) | 27 (55.1) | 63 (38.9) |
| Living with a partner | 46 (21.8) | 5 (10.2) | 41 (25.9) |
| Divorced | 8 (3.8) | 1 (2.0) | 7 (4.3) |
| Widowed | 11 (5.2) | 10 (20.4) | 1 (0.6) |
| Education level | |||
| No formal education | 26 (12.3) | 14 (28.6) | 12 (7.4) |
| Primary | 66 (31.3) | 26 (53.1) | 40 (24.7) |
| Secondary | 49 (23.2) | 4 (8.2) | 45 (27.8) |
| Bachelors | 23 (10.9) | 0 (0.0) | 23 (14.2) |
| Professional technical | 1 (0.5) | 0 (0.0) | 1 (0.6) |
| Graduate | 45 (21.3) | 5 (10.2) | 40 (24.7) |
| Postgraduate | 1 (0.5) | 0 (0.0) | 1 (0.6) |
| Place of work2 | |||
| Without employment | 51 (24.2) | 27 (55.1) | 24 (14.8) |
| Rural | 57 (27.0) | 12 (24.5) | 45 (27.8) |
| Urban | 103 (48.8) | 10 (20.4) | 93 (57.4) |
| Socioeconomic status3 | |||
| Low | 134 (63.5) | 42 (85.7) | 92 (56.8) |
| Medium | 67 (31.8) | 4 (8.2) | 63 (38.9) |
| High | 10 (4.7) | 3 (6.1) | 7 (4.3) |
1
mean ± SD;
2
Rural: working outside the town; urban: working in the town;
3
Monthly household income: low ≤ $376 USD; medium $377 to $979 USD; high ≥ $980 USD. GC: Gastric cancer.