Table 2.
Clinical characteristics of volunteers.
| Group | Number | Age (years) | Gender (M:F) | Tobacco consumption |
|---|---|---|---|---|
| Healthy | 56 | 30 ± 7 | 35:21 | 25% |
| EGC | 55 | 48.6 ± 12.1 | 40:15 | 36% |
| AGC | 89 | 56.3 ± 11.7 | 68:21 | 45% |
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