From: Bidirectional association between asthma and otitis media in children
| Characteristics | HRs for asthma | |||
|---|---|---|---|---|
| Crudea | P-value | Adjustedab | P-value | |
| Otitis media ≥ 2times | 1.66 (1.57–1.75) | < 0.001* | 1.60 (1.51–1.68) | < 0.001* |
| Control II | 1.00 | 1.00 | ||
| Otitis media ≥ 3 times | 1.71 (1.61–1.82) | < 0.001* | 1.64 (1.54–1.74) | < 0.001* |
| Control II | 1.00 | 1.00 | ||