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Correlation between Hp infection and GERD.
| Hp | PUs | PUs + GERD | Wald statistic | df | P | Exp(B) | 95% CI |
|---|---|---|---|---|---|---|---|
| (+) | 642 (67.4) | 136 (75.6) | 4.675 | 1 | 0.031 | 1.497 | 1.038–2.159 |
| (−) | 311 | 44 |
Hp, Helicobacter pylori; PUs, peptic ulcers; GERD, gastroesophageal reflux disease; CI, confidence interval.
