Eczema-urticaria
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Sibship size | | | | | | | | | |
0 | 1 | | | 1 | | | 1 | | |
1 | 0.98 | (0.78 to 1.22) | | 0.94 | (0.75 to 1.17) | | 0.89 | (0.70 to 1.14) | |
2 | 0.75 | (0.58 to 0.98) | | 0.71 | (0.55 to 0.92) | | 0.67 | (0.50 to 0.90) | |
3+ | 0.81 | (0.63 to 1.06) | 0.024 | 0.73 | (0.56 to 0.96) | 0.003 | 0.71 | (0.52 to 0.97) | 0.007 |
Birth order | | | | | | | | | |
1 | 1 | | | 1 | | | 1 | | |
2 | 1.03 | (0.85 to 1.24) | | 1.02 | (0.84 to 1.23) | | 1.10 | (0.89 to 1.36) | |
3+ | 0.84 | (0.66 to 1.06) | 0.247 | 0.82 | (0.64 to 1.04) | 0.178 | 1.03 | (0.77 to 1.38) | 0.658 |
Childhood socioeconomic position | | | | | | | | | |
I | 1 | | | 1 | | | 1 | | |
II | 0.84 | (0.68 to 1.04) | | 0.84 | (0.68 to 1.05) | | 0.84 | (0.68 to 1.04) | |
III | 0.76 | (0.61 to 0.94) | | 0.80 | (0.64 to 1.00) | | 0.80 | (0.64 to 1.00) | |
IV–V | 0.67 | (0.46 to 0.99) | 0.006 | 0.75 | (0.51 to 1.11) | 0.045 | 0.77 | (0.52 to 1.14) | 0.054 |
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Hay fever
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Sibship size | | | | | | | | | |
0 | 1 | | | 1 | | | 1 | | |
1 | 0.79 | (0.66 to 0.95) | | 0.74 | (0.62 to 0.89) | | 0.76 | (0.62 to 0.92) | |
2 | 0.76 | (0.62 to 0.93) | | 0.68 | (0.55 to 0.83) | | 0.73 | (0.59 to 0.92) | |
3+ | 0.60 | (0.48 to 0.75) | <0.001 | 0.55 | (0.44 to 0.68) | <0.001 | 0.63 | (0.49 to 0.82) | 0.001 |
Birth order | | | | | | | | | |
1 | 1 | | | 1 | | | 1 | | |
2 | 0.83 | (0.71 to 0.98) | | 0.82 | (0.70 to 0.96) | | 0.91 | (0.76 to 1.08) | |
3+ | 0.64 | (0.52 to 0.78) | <0.001 | 0.63 | (0.51 to 0.77) | <0.001 | 0.78 | (0.61 to 1.00) | 0.041 |
Childhood socioeconomic position | | | | | | | | | |
I | 1 | | | 1 | | | 1 | | |
II | 0.87 | (0.73 to 1.03) | | 0.88 | (0.74 to 1.05) | | 0.89 | (0.74 to 1.06) | |
III | 0.63 | (0.53 to 0.76) | | 0.65 | (0.54 to 0.78) | | 0.65 | (0.54 to 0.79) | |
IV–V | 0.56 | (0.40 to 0.78) | <0.001 | 0.59 | (0.42 to 0.83) | <0.001 | 0.61 | (0.44 to 0.86) | <0.001 |