Farmers PE | Nonfarmers PE | Diffrence | 95% CI | p-value | |
Subjects n | 136 | 571 | |||
Heredity | |||||
Any % | 38.2 | 36.7 | 1.5 | (−7.5–10.6) | 0.734 |
Single % | 31.6 | 32.1 | −0.5 | (−9.1–8.2) | 0.913 |
Double % | 6.6 | 4.6 | 2.0 | (−2.5–6.6) | 0.321 |
Breeding | |||||
Exclusive breast feeding months | 4.33 | 4.40 | −0.07 | (−0.62–0.48) | 0.806 |
Birth weight g | 3512 | 3498 | 14 | (−96–126) | 0.801 |
Duration of pregnancy weeks | 39.1 | 39.3 | −0.2 | (−0.7–0.2) | 0.312 |
Smoking (mother) | |||||
Current % | 15.5 | 28.5 | −13.0 | (−20.3–5.7) | 0.002 |
During pregnancy and/or the child's | 20.3 | 36.2 | −15.9 | (−23.9–7.8) | 0.001 |
1st year of life % | |||||
Residency | |||||
Humid/moldy conditions (ever) % | 20.5 | 24.2 | −3.7 | (−11.4–4.0) | 0.364 |
Wood burning (ever) | 85.9 | 61.8 | 24.1 | (17.0–31.3) | <0.001 |
Close to stable/cow house (ever) % | 89.0 | 30.4 | 58.6 | (52.0–65.1) | <0.001 |
Living area m2 | 148.4 | 120.0 | 28.8 | (18.7–40.0) | <0.001 |
Number of persons in household | 5.0 | 4.4 | 0.6 | (0.43–0.87) | <0.001 |
Animal exposure | |||||
Cat (ever) % | 85.2 | 63.3 | 21.9 | (14.7–29.1) | <0.001 |
Dog (ever) % | 58.6 | 34.7 | 23.9 | (14.7–33.2) | <0.001 |
Horseback riding (ever) % | 47.8 | 26.8 | 21.0 | (11.7–30.1) | <0.001 |
Male children % | 27.5 | 14.7 | 12.8 | (1.5–24.2) | 0.012 |
Famale children % | 69.2 | 38.9 | 30.3 | (17.7–42.9) | <0.001 |
Other family member (ever) % | 55.0 | 24.4 | 30.6 | (21.4–39.8) | <0.001 |
Family ever owned horses % | 52.3 | 12.0 | 40.3 | (31.3–49.3) | <0.001 |
PE: point estimates propotion exposed for dichotomous exposure and mean for continuous exposure
95% CI: 95% confidence interval of difference