|  |  |  | Asthma (n = 61,968) | Asthma/Hayfever (n = 70,979) | ||
---|---|---|---|---|---|---|---|
Dietary factor | Mean age (years) | Ever smoker (%) | Mean BMI | Model 1 | Model 2 | Model 1 | Model 2 |
 |  |  |  | Unadjusted OR (95% CI) | Adjusted# OR (95% CI) | Unadjusted OR (95% CI) | Adjusted# OR (95% CI) |
Fruits/vegetables | Â | Â | Â | Â | Â | Â | Â |
 1st quintile (reference) | 61.02 | 50 | 27.31 | 1.00 | 1.00 | 1.00 | 1.00 |
 2nd quintile | 61.72 | 49 | 27.29 | 0.97 (0.90 to 1.06) | 0.98 (0.90 to 1.06) | 1.01 (0.95 to1.07) | 1.00 (0.94 to 1.06) |
 3rd quintile | 62.04 | 50 | 27.16 | 1.03 (0.95 to 1.11) | 1.03 (0.95 to 1.12) | 1.07 (1.00 to 1.13) * | 1.06 (0.99 to 1.12) |
 4th quintile | 63.01 | 50 | 27.21 | 0.96 (0.89 to 1.05) | 0.97 (0.90 to 1.06) | 1.05 (0.99 to 1.12) | 1.05 (0.99 to 1.12) |
 5th quintile | 64.22 | 50 | 27.37 | 0.94 (0.86 to 1.02) | 0.97 (0.89 to 1.05) | 0.95 (0.89 to 1.01) | 0.98 (0.92 to 1.04) |
p value for trend | – | – | – | 0.257 | 0.557 | 0.001 | 0.034 |
Meats/cheese | Â | Â | Â | Â | Â | Â | Â |
 1st quintile (reference) | 61.97 | 43 | 26.72 | 1.00 | 1.00 | 1.00 | 1.00 |
 2nd quintile | 62.41 | 48 | 27.22 | 1.00 (0.92 to 1.09) | 1.01 (0.93 to 1.10) | 1.04 (0.98 to 1.11) | 1.06 (0.99 to 1.12) |
 3rd quintile | 62.49 | 49 | 27.24 | 1.02 (0.94 to 1.11) | 1.04 (0.95 to 1.13) | 1.06 (1.00 to 1.13) * | 1.09 (1.02 to 1.15) * |
 4th quintile | 62.78 | 53 | 27.42 | 1.06 (0.97 to 1.15) | 1.08 (0.99 to 1.17) | 1.12 (1.05 to 1.19) * | 1.15 (1.08 to 1.22) * |
 5th quintile | 62.35 | 56 | 27.75 | 1.15 (1.06 to 1.25) * | 1.18 (1.08 to 1.28) * | 1.17 (1.10 to 1.24) * | 1.22 (1.14 to 1.29) * |
p value for trend | – | – | – | 0.004 | 0.001 | < 0.001 | < 0.001 |
Poultry/seafood | Â | Â | Â | Â | Â | Â | Â |
 1st quintile (reference) | 63.26 | 53 | 27.03 | 1.00 | 1.00 | 1.00 | 1.00 |
 2nd quintile | 62.51 | 51 | 27.27 | 0.98 (0.91 to 1.07) | 0.98 (0.90 to 1.07) | 1.02 (0.96 to 1.08) | 1.01 (0.95 to 1.07) |
 3rd quintile | 62.45 | 49 | 27.28 | 0.98 (0.90 to 1.06) | 0.97 (0.89 to 1.06) | 1.03 (0.97 to 1.09) | 1.01 (0.95 to 1.07) |
 4th quintile | 62.26 | 48 | 27.36 | 1.00 (0.92 to 1.09) | 1.00 (0.92 to 1.09) | 1.09 (1.02 to 1.15) * | 1.06 (1.00 to 1.13) * |
 5th quintile | 61.52 | 48 | 27.39 | 1.09 (1.01 to 1.18) * | 1.08 (0.99 to 1.17) | 1.14 (1.08 to 1.21) * | 1.11 (1.04 to 1.17) * |
p value for trend | – | – | – | 0.055 | 0.102 | < 0.001 | 0.002 |
Grains/alcohol | Â | Â | Â | Â | Â | Â | Â |
 1st quintile (reference) | 59.50 | 63 | 27.85 | 1.00 | 1.00 | 1.00 | 1.00 |
 2nd quintile | 60.94 | 53 | 27.70 | 1.02 (0.94 to 1.11) | 1.03 (0.95 to 1.12) | 1.06 (1.00 to 1.12) | 1.05 (0.99 to 1.11) |
 3rd quintile | 62.55 | 47 | 27.29 | 0.95 (0.87 to 1.03) | 0.97 (0.89 to 1.05) | 1.03 (0.97 to 1.09) | 1.02 (0.96 to 1.08) |
 4th quintile | 64.12 | 44 | 27.00 | 1.03 (0.94 to 1.11) | 1.05 (0.97 to 1.14) | 1.07 (1.00 to 1.13) * | 1.06 (1.00 to 1.13) * |
 5th quintile | 64.88 | 41 | 26.51 | 0.93 (0.85 to 1.01) | 0.96 (0.88 to 1.04) | 1.02 (0.96 to 1.08) | 1.02 (0.96 to 1.09) |
p value for trend | – | – | – | 0.057 | 0.137 | 0.195 | 0.277 |