Respiratory symptoms in the index and control children
| Index | Controls | p Value | Odds ratio (95% confidence interval) | |
|---|---|---|---|---|
| Cough (%) | 29 (47) | 8 (17) | 0.002 | 4.02 (2.05 to 7.91) |
| Wheeze (%) | 21 (34) | 6 (13) | 0.018 | 3.59 (1.31 to 9.81) |
| Asthma (%) | 24 (39) | 6 (13) | 0.004 | 4.43 (1.63 to 12.0) |