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Baseline characterisitics of the enrolled subjects
| Control group n = 13 |
Nonerosive reflux disease group |
||
| Grade Man = 14 | Grade Nan = 12 | ||
| Mean age, yr, (range) | 61.6(39-80) | 58.7(28-75) | 62.5 (33-75) |
| Male/female | 8/5 | 11/3 | 8/4 |
| Smoker | 53.8%(7/13) | 28.6%(4/14) | 33.3%(4/12) |
| Alcohol drinker | 46.2%(6/13) | 57.1%(8/14) | 33.3%(4/12) |
| Hiatal hernia | 0%(0/13) | 35.7%(5/14) | 50.0%(6/12) |
| H pylori infection | 53.8%(7/13) | 57.1%(8/14) | 41.7%(5/12) |
According to the modified Los Angeles system.
