Baseline demographics, and clinical, endoscopic, and ambulatory 24 hour pH characteristics of the study patients
| Patient characteristics | |
|---|---|
| BO, Barrett’s oesophagus; PPI: proton pump inhibitor. | |
| n | 35 |
| Age (y) (median (range)) | 62 (32–84) |
| Sex (Male) | 34 (97.1%) |
| BO length (cm) (median (range)) | 3 (2–6) |
| Hiatal hernia size (cm) (mean (SD)) | 3 (0–6) |
| Helicobacter pylori infection | 3 (8.6%) |
| 24 hour pH monitoring | |
| Total time pH <4 (%) (median (range)) | 0.6 (0–29.9) |
| Supine time pH <4 (%) (median (range)) | 0 (0–47.2) |
| Upright time pH <4 (%) (median (range)) | 0.7 (0–47.9) |
| Maintenance PPI dose (mg) (median (range)) | 20 (20–80) |