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Characteristics of the study subjects
| Variables | n (%) |
| All subjects | 184 |
| Age (mean ± SD), yr | 59.8 ± 11.3 (range: 23-83) |
| Gender | |
| Male | 124 (67.4) |
| Female | 60 (32.6) |
| Helicobacter pylori infection | |
| Negative | 20 (10.9) |
| Positive | 164 (89.1) |
| CagA status | |
| Negativ | 125 (67.9) |
| Positive | 59 (32.1) |
| RUNX3 methylation | |
| Negative | 78 (42.4) |
| Positive | 106 (57.6) |
| RUNX3 expression | |
| Positive | 67 (56.3) |
| Negative | 52 (43.7) |
