Odds ratio (OR with 95% confidence interval (CI)) for progression of intestinal metaplasia (IM) according to Helicobacter pylori treatment and/or final H pylori status
| IM deterioration | No IM deterioration | OR (95% CI) | p Value | |
|---|---|---|---|---|
| Hp+ve, H pylori infected; Hp−ve, H pylori negative. | ||||
| OAC, omeprazole, amoxicillin, and clarithromycin. | ||||
| OAC group | 104 (45.2%) | 116 (56.6%) | 0.63 (0.43–0.93) | 0.018 |
| Placebo group | 126 (54.8%) | 89 (43.4%) | 1.0 (referent) | |
| OAC+HP−ve | 68 (37.6%) | 96 (55.5%) | 0.48 (0.32–0.74) | <0.001 |
| Placebo+Hp+ve | 113 (62.4%) | 77 (44.5%) | 1.0 (referent) | |
| Hp+ve at 5 y | 146 (65.8%) | 97 (47.3%) | 2.14 (1.45–3.16) | <0.001 |
| Hp−ve at 5 y | 76 (34.2%) | 108 (52.7%) | 1.0 (referent) | |