Independent variables | Dependent variables | ||
---|---|---|---|
Current asthma | Current rhinitis | Current eczema | |
OR (95Â % CI) | OR (95Â % CI) | OR (95Â % CI) | |
Raised on a farm | |||
No | 1 | 1 | 1 |
Yes | 0.84 (0.48–1.45) | 0.54 (0.38–0.78) | 0.45 (0.24–0.85) |
Number of siblings | |||
0 | 1 | 1 | 1 |
1 | 3.06 (1.29–7.25) | 1.37 (0.92–2.06) | 0.76 (0.45–1.29) |
2 or more | 2.76 (1.17–6.49) | 1.32 (0.89–1.97) | 0.59 (0.35–0.99) |
Childhood daycare | |||
No | 1 | 1 | 1 |
Yes | 1.14 (0.80–1.63) | 1.40 (1.11–1.77) | 1.48 (1.06–2.07) |
Childhood smoke exposure | |||
No | 1 | 1 | 1 |
Yes | 1.05 (0.73–1.50) | 0.91 (0.72–1.15) | 1.52 (1.06–2.16) |
Maternal smoking in pregnancy | |||
No | 1 | 1 | 1 |
Yes | 0.70 (0.35–1.37) | 1.04 (0.70–1.54) | 1.89 (1.13–3.14) |
Furry animals in childhood | |||
Yes | 1 | 1 | 1 |
No | 1.19 (0.83–1.70) | 1.05 (0.75–1.49) | 1.24 (0.98–1.57) |
Childhood airway infection | |||
No | 1 | 1 | 1 |
Yes | 2.35 (1.57–3.51) | 0.94 (0.73–1.23) | 1.34 (0.92–1.94) |
Shared bedroom in childhood | |||
No | 1 | 1 | 1 |
Yes | 1.22 (0.85–1.76) | 0.91 (0.72–1.16) | 0.99 (0.70–1.39) |
Birth weight | |||
3000–4000 g | 1 | 1 | 1 |
Less than 2500 g | 2.00 (0.89–4.50) | 1.22 (0.65–2.31) | 0.96 (0.39–2.35) |
2500–3000 g | 1.41 (0.81–2.45) | 1.04 (0.71–1.52) | 1.21 (0.73–1.99) |
More than 4000 g | 0.72 (0.36–1.44) | 0.89 (0.60–1.31) | 0.54 (0.28–1.04) |
Level of education | |||
Secondary school or less | 1 | 1 | 1 |
High school | 1.00 (0.59–1.67) | 1.10 (0.79–1.54) | 1.49 (0.91–2.43) |
University | 1.09 (0.67–1.78) | 1.15 (0.84–1.58) | 1.13 (0.69–1.84) |