Table 1.
Demographic characteristics of stomach cancer cases and controls
| Variables | Cases (%) n = 101 | Controls (%) n = 202 | p-value |
|---|---|---|---|
| Gender | 0.806 | ||
| Male | 57 (56.4) | 114 (56.4) | |
| Female | 44 (43.6) | 88 (43.6) | |
| Age (years) | 0.730 | ||
| < 60 | 70 (69.3) | 134 (66.3) | |
| = > 60 | 31 (30.7) | 68 (33.7) | |
| Mean +/- SD | 52.7 (11.42) | 52.7 (11.00) | |
| Marital status | 0.533 | ||
| Single | 6 (5.9) | 6 (2.9) | |
| Married | 79 (78.2) | 168 (83.2) | |
| Separated, widowed | 16 (15.9) | 28 (13.9) | |
| Occupation | 0.927 | ||
| Agriculture, farmer | 70 (69.3) | 141 (69.8) | |
| Office, technical work | 18 (17.8) | 47 (23.3) | |
| Professional work | 13 (12.9) | 14 (6.9) | |
| Education | 0.086 | ||
| Illiteracy | 2 (2.0) | 5 (2.5) | |
| Primary school | 75 (74.3) | 168 (83.2) | |
| Secondary school or higher | 24 (23.7) | 29 (14.3) | |
| Family history of cancer | 0.003 | ||
| No | 61 (60.4) | 157 (77.7) | |
| Yes | 40 (39.6) | 45 (22.3) | |
| Gastritis history | 0.088 | ||
| No | 46 (45.5) | 111 (55.0) | |
| Yes | 55 (54.5) | 91 (45.0) | |
| Smoking | 0.416 | ||
| Nonsmoker | 49 (48.5) | 107 (53.0) | |
| Smoker | 52 (51.5) | 95 (47.0) | |
| Alcohol drinking | 0.123 | ||
| Nondrinker | 46 (45.5) | 110 (54.4) | |
| Drinker | 55 (54.5) | 92 (45.6) | |
| Vegetable oil intake | 0.094 | ||
| Low intake | 3 (3.0) | 17 (8.4) | |
| High intake | 98 (97.0) | 185 (91.6) | |
| Pork oil intake | 0.414 | ||
| Low intake | 89 (88.1) | 184 (91.1) | |
| High intake | 12 (11.9) | 18 (8.9) | |
| Salt intake | 0.066 | ||
| Low intake | 46 (45.5) | 72 (35.6) | |
| High intake | 55 (54.5) | 130 (64.4) |