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Demographic distribution of the subjects receiving different eradication regimens
| Characteristics | Concomitant therapy (n = 115) | Sequential therapy (n = 117) |
|---|---|---|
| Age (year) (mean ± S.D) | 51.8 ± 11 | 51.7 ± 12 |
| Gender (male/female) | 60/55 | 61/56 |
| Smoking | 23/75 (30.7%) | 28/78 (35.9%) |
| Endoscopic findings | ||
| Gastritis | 36 | 32 |
| Gastric ulcer (GU) | 18 | 15 |
| Duodenal ulcer (DU) | 45 | 48 |
| GU+DU | 7 | 13 |
| Others | 9 | 9 |
