Fruit intake in summer | Fruit intake in winter | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Model 1 | Model 3 | Model 1 | Model 3 | ||||||||||
Outcome variables of respiratory health | Risk factor variables (categories) | OR* | 95% CI | p value | OR† | 95% CI | p value | OR* | 95% CI | p value | OR† | 95% CI | p value |
*OR adjusted for area, age and sex. †OR adjusted for all tested nutritional factors included simultaneously in the model and for area, age, sex, pets, indoor moisture, use of gas oven for heating, additional unvented gas heating, passive smoking, mother’s education, father’s occupation, parent’s allergy, respondent and overcrowding. p=p for trend. | |||||||||||||
n=19717 | n=16853 | n=19717 | n=16853 | ||||||||||
Winter cough | >4/week | 1 (ref) | 1 (ref) | 1 (ref) | 1 (ref) | ||||||||
2–4/week | 1.25 | 1.15 to 1.37 | 1.06 | 0.95 to 1.20 | 1.10 | 1.01 to 1.19 | 1.00 | 0.90 to 1.11 | |||||
<2/week | 2.13 | 1.78 to 2.54 | <0.001 | 1.40 | 1.10 to 1.79 | 0.02 | 1.74 | 1.55 to 1.95 | <0.001 | 1.28 | 1.09 to 1.51 | 0.03 | |
n=19784 | n=16895 | n=19781 | n=16895 | ||||||||||
Persistent cough | >4/week | 1 (ref) | 1 (ref) | 1 (ref) | 1 (ref) | ||||||||
2–4/week | 1.11 | 1.00 to 1.24 | 1.03 | 0.90 to 1.19 | 1.06 | 0.96 to 1.16 | 1.00 | 0.88 to 1.13 | |||||
<2/week | 1.54 | 1.24 to 1.91 | <0.001 | 1.35 | 1.01 to 1.82 | 0.14 | 1.28 | 1.11 to 1.47 | 0.002 | 0.97 | 0.79 to 1.20 | 0.85 | |
n=19215 | n=16471 | n=19212 | n=16471 | ||||||||||
Wheeze ever | >4/week | 1 (ref) | 1 (ref) | 1 (ref) | 1 (ref) | ||||||||
2–4/week | 1.08 | 1.00 to 1.17 | 1.04 | 0.93 to 1.15 | 1.01 | 0.94 to 1.09 | 0.95 | 0.87 to 1.05 | |||||
<2/week | 1.20 | 1.01 to 1.42 | 0.01 | 0.96 | 0.77 to 1.21 | 0.79 | 1.19 | 1.07 to 1.32 | 0.01 | 1.01 | 0.87 to 1.17 | 0.83 | |
n=19459 | n=16648 | n=19456 | n=16648 | ||||||||||
Current wheeze | >4/week | 1 (ref) | 1 (ref) | 1 (ref) | 1 (ref) | ||||||||
2–4/week | 1.04 | 0.93 to 1.18 | 1.10 | 0.95 to 1.29 | 0.99 | 0.89 to 1.11 | 0.92 | 0.80 to 1.05 | |||||
<2/week | 1.26 | 0.98 to 1.61 | 0.10 | 1.25 | 0.91 to 1.73 | 0.10 | 1.12 | 0.96 to 1.31 | 0.27 | 0.89 | 0.71 to 1.10 | 0.21 |