Risk factors for RSV positive LRTI
| p value | Odds ratio | 95% confidence intervals | |
|---|---|---|---|
| Antenatal infection | 0.081 | 0.331 | 0.100 to 1.095 |
| Maternal smoking in pregnancy | 0.005 | 4.845 | 1.610 to 14.582 |
| Antenatal steroids | 0.109 | 3.589 | 0.751 to 17.560 |
| Male sex | 0.069 | 2.627 | 0.936 to 6.430 |
| Gestational age | 0.238 | 0.812 | 0.575 to 1.147 |
| Birth weight | 0.431 | 1.001 | 0.999 to 1.003 |
| Surfactant | 0.391 | 0.667 | 0.265 to 1.683 |
| Postnatal infection | 0.373 | 1.646 | 0.546 to 4.969 |
| Duration of ventilator days | 0.148 | 1.041 | 0.986 to 1.099 |
| Duration of oxygen therapy | 0.438 | 0.967 | 0.887 to 1.053 |
| Discharge August–November | 0.202 | 1.892 | 0.710 to 5.041 |
| Family history of atopy | 0.591 | 1.290 | 0.509 to 3.269 |
| Number of school aged siblings | 0.035 | 1.454 | 1.027 to 2.059 |
| Day care attendance | 0.264 | 2.145 | 0.562 to 8.192 |
| Parental smoking in the home | 0.771 | 0.809 | 0.194 to 3.368 |
| Bottle feeding | 0.966 | 0.977 | 0.331 to 2.881 |