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Table 1 Characteristics of population included in study
| age (years) | mean | 48 |
| median | 48 | |
| range | 20 – 71 | |
| sex | female | 29 (60%) |
| tobacco use | 17 (35%) | |
| ulcer type | duodenal | 33 (69%) |
| gastric | 11 (23%) | |
| gastric + duodenal | 4 (8%) | |
| previous failed treatments | 1 | 28 (58%) |
| 2 | 13 (27%) | |
| 3 or more | 7 (15%) |
