Clinical characteristics | n | % |
The onset of symptoms ≤12 months >12 months/≤60 months >60 months/≤120 months >120 months |
38 37 10 15 |
38% 37% 10% 15% |
Symptoms Heartburn + regurgitation Epigastric pain Chronic cough Expiratory dyspnea Dysphagia |
75 15 5 4 3 |
75% 15% 5% 4% 3% |
Rhythm Diurnal Nocturnal Mixte |
31 20 49 |
31% 20% 49% |
Frequency Daily >3 days/week >1 days/week <3 days/month |
24 39 29 8 |
24% 39% 29% 8% |
Upper endoscopy (n = 20) Normal Peptic esophagitis Hiatal hernia Barrett’s esophagus |
9 5 5 1 |
45% 25% 25% 5% |