Demographics
| Oesophagus group | Stomach group | |||
|---|---|---|---|---|
| BO (n = 33) | Controls (n = 5) | GIM (n = 51) | Controls (n = 16) | |
| The differences between the BO and the GIM groups were significant in terms of GERD symptoms (p<0.0001), evidence of hiatal hernia (p<0.0001), smoking (p = 0.45), and presence of H pylori (p<0.0001), but not for age or sex. | ||||
| BO, Barrett’s oesophagus; GERD, gastrooesophageal reflux disease; GIM, gastric intestinal metaplasia. | ||||
| Mean age (SD) | 55.2 (9.6) | 57.4 (10.5) | 58.7 (12.1) | 56.6 (9.4) |
| Male | 29 (88%) | 5 (100%) | 36 (71%) | 11 (68.8%) |
| GERD symptoms | 31 (94%) | 0 | 4 (8%) | 0 |
| Hiatal hernia | 27 (82%) | 1 (20%) | 2 (4%) | 1 (6.3%) |
| Smoking | 18 (55%) | 1 (20%) | 32 (63%) | 9 (56.3%) |
| Helicobacter pylori | 3/11 (27%) | 0 | 44 (86%) | 0 |