From: The Reflux Disease Questionnaire: a measure for assessment of treatment response in clinical trials
 | n = 439 | % |
---|---|---|
Gender | Â | Â |
   Male | 224 | 51 |
Age | Â | Â |
   < 50 | 188 | 43 |
   50–64 | 166 | 38 |
   > 65 | 85 | 19 |
Country | Â | Â |
   Norway | 134 | 31 |
   Sweden | 305 | 69 |
Endoscopic grading | Â | Â |
   Normal | 199 | 45 |
   Grade A | 135 | 31 |
   Grade B | 105 | 24 |
Method of GERD diagnosis a | Â | Â |
   Endoscopy | 240 | 55 |
   pH monitoring | 270 | 62 |
   Symptom Association | 95 | 22 |
Total proven diagnoses | 354 | 81 |