Table 1.
Sequence of primers used for RT-PCR
| No. of subjects (%)
|
P-value | |||
|---|---|---|---|---|
| Control (n=224) | FDR (n=224) | |||
| Sex | Male | 68 (30.4) | 68 (30.4) | 1 |
| Female | 156 (69.6) | 156 (69.6) | ||
| Age (mean±SD) | Total | 51.67±10.39 | 51.56±10.56 | 0.91 |
| Male | 49.54±10.62 | 49.19±11.03 | 0.85 | |
| Female | 52.59±10.19 | 52.59±10.21 | 1 | |
| H. pylori | Negative | 69 (30.8) | 61 (27.2) | 0.405 |
| Positive | 155 (69.2) | 163 (72.8) | ||
| Spicy diet | Low/moderate | 131 (60.1) | 78 (36.6) | <0.001 (OR 2.61) |
| Severe | 87 (39.9) | 135 (63.4) | ||
| Salty diet | Low/moderate | 79 (36.1) | 58 (27.1) | 0.045 (OR 1.52) |
| Severe | 140 (63.9) | 156 (72.9) | ||
| Smoking | Current/ex-smoker | 58 (26.9) | 61 (28.9) | 0.635 |
| Non-smoker | 158 (73.1) | 150 (71.1) | ||
| Residency during childhood | Urban | 127 (58.8) | 110 (51.4) | 0.123 |
| Rural | 89 (41.2) | 104 (48.6) | ||
| Current income (US$/month) | <5000 | 130 (62.2) | 138 (67.6) | 0.246 |
| ≥5000 | 79 (37.8) | 66 (32.4) | ||
| Education | Elementary | 16 (7.3) | 16 (7.8) | 0.869 |
| Middle-high | 100 (45.5) | 88 (42.9) | ||
| University | 104 (47.3) | 101 (49.3) | ||
FDR, first degree relatives of gastric cancer.
P-values were calculated using χ2-test except mean age. In mean age, P-values were calculated with student t-test. Missing values were due to non-answer to questionnaire.