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Inverse association of Helicobacter pylori with asthma and allergy[55]
| H. pylori status (H. pylori/cagA) | < 15 yr OR (95%CI) | > 15 yr OR (95%CI) |
| - | 1 | 1 |
| +/- | 0.97 (0.65-1.45) | 0.95 (0.68-1.33) |
| +/+ | 0.63 (0.43-0.93) | 0.97 (0.72-1.32) |
H. pylori: Helicobacter pylori.
