Table 2

ORs* (95% CI) for associations between current symptoms of asthma, rhinoconjunctivitis and eczema and diet variables for all centres combined in children aged 6–7 years

ExposureCurrent wheezeSevere asthmaRhino conjunctivitisSevere rhino conjunctivitisEczemaSevere eczema
Butter
 1or2×wk0.96 (0.91 to 1.01)0.98 (0.90 to 1.05)1.00 (0.94 to 1.05)1.09 (0.89 to 1.33)0.99 (0.93 to 1.04)0.89 (0.77 to 1.04)
 ≥3×wk0.99 (0.94 to 1.05)1.00 (0.93 to 1.08)0.98 (0.92 to 1.04)1.08 (0.87 to 1.34)0.96 (0.91 to 1.02)1.04 (0.88 to 1.22)
Cereals
 1or2×wk0.95 (0.86 to 1.05)0.95 (0.83 to 1.09)1.04 (0.94 to 1.16)0.92 (0.69 to 1.24)0.98 (0.89 to 1.08)0.91 (0.73 to 1.12)
 ≥3×wk0.93 (0.84 to 1.02)0.83 (0.72 to 0.95)0.97 (0.88 to 1.08)0.89 (0.67 to 1.19)1.00 (0.91 to 1.10)0.83 (0.67 to 1.02)
Eggs 
 1or2×wk0.80 (0.75 to 0.85)0.73 (0.67 to 0.80)0.82 (0.76 to 0.88)0.68 (0.54 to 0.84)0.78 (0.73 to 0.84)0.67 (0.56 to 0.81)
 ≥3×wk0.76 (0.70 to 0.81)0.74 (0.67 to 0.82)0.82 (0.76 to 0.89)0.71 (0.57 to 0.90)0.76 (0.71 to 0.82)0.68 (0.56 to 0.82)
Fast food      
 1or2×wk1.08 (1.03 to 1.13)1.08 (1.01 to 1.15)1.00 (0.95 to 1.05)0.86 (0.73 to 1.01)1.04 (0.99 to 1.09)1.02 (0.90 to 1.17)
 ≥3×wk1.17 (1.08 to 1.27)1.27 (1.13 to 1.42)1.20 (1.11 to 1.31)1.32 (1.04 to 1.68)1.04 (0.95 to 1.14)1.30 (1.05 to 1.61)
Fruit     
 1or2×wk0.96 (0.88 to 1.05)0.94 (0.83 to 1.08)0.88 (0.80 to 0.96)0.72 (0.56 to 0.93)0.96 (0.88 to 1.05)0.82 (0.66 to 1.03)
 ≥3×wk0.87 (0.80 to 0.95)0.86 (0.76 to 0.97)0.83 (0.76 to 0.91)0.56 (0.44 to 0.72)0.90 (0.82 to 0.98)0.78 (0.63 to 0.96)
Margarine      
 1or2×wk0.98 (0.92 to 1.03)0.95 (0.88 to 1.04)1.06 (1.00 to 1.12)0.95 (0.77 to 1.16)1.00 (0.95 to 1.06)1.07 (0.92 to 1.25)
 ≥3×wk1.00 (0.95 to 1.06)1.02 (0.94 to 1.11)1.11 (1.04 to 1.18)0.96 (0.76 to 1.20)1.01 (0.95 to 1.07)1.06 (0.89 to 1.26)
Meat 
 1or2×wk0.86 (0.79 to 0.95)0.84 (0.74 to 0.96)0.88 (0.80 to 0.96)0.63 (0.49 to 0.81)0.87 (0.80 to 0.96)0.79 (0.64 to 0.98)
 ≥3×wk0.86 (0.78 to 0.94)0.82 (0.72 to 0.93)0.87 (0.79 to 0.96)0.66 (0.51 to 0.85)0.85 (0.78 to 0.93)0.70 (0.56 to 0.87)
Milk
 1or2×wk0.88 (0.80 to 0.96)0.89 (0.78 to 1.02)0.88 (0.79 to 0.97)0.81 (0.61 to 1.08)0.80 (0.73 to 0.88)0.81 (0.64 to 1.02)
 ≥3×wk0.83 (0.76 to 0.90)0.76 (0.68 to 0.86)0.77 (0.71 to 0.85)0.71 (0.55 to 0.91)0.73 (0.67 to 0.79)0.61 (0.49 to 0.75)
Nuts      
 1or2×wk0.90 (0.86 to 0.95)0.96 (0.89 to 1.03)0.93 (0.88 to 0.97)0.76 (0.64 to 0.90)0.87 (0.82 to 0.91)0.88 (0.77 to 1.02)
 ≥3×wk0.86 (0.79 to 0.94)1.02 (0.91 to 1.14)0.96 (0.88 to 1.05)1.12 (0.87 to 1.45)0.90 (0.82 to 0.99)1.10 (0.88 to 1.37)
Pasta  
 1or2×wk0.96 (0.90 to 1.03)0.93 (0.85 to 1.02)0.96 (0.89 to 1.03)0.72 (0.56 to 0.91)0.95 (0.89 to 1.02)0.92 (0.77 to 1.10)
 ≥3×wk0.96 (0.89 to 1.03)0.97 (0.87 to 1.08)1.02 (0.94 to 1.11)0.93 (0.72 to 1.20)1.00 (0.93 to 1.08)1.15 (0.94 to 1.40)
Potato
 1or2×wk0.96 (0.89 to 1.03)0.94 (0.85 to 1.04)0.91 (0.85 to 0.97)0.94 (0.78 to 1.13)0.92 (0.86 to 0.98)0.84 (0.71 to 0.98)
 ≥3×wk0.97 (0.90 to 1.05)0.99 (0.88 to 1.10)0.90 (0.84 to 0.97)1.07 (0.86 to 1.34)0.92 (0.85 to 0.99)0.88 (0.73 to 1.06)
Pulses  
 1or2×wk0.93 (0.88 to 0.98)0.95 (0.87 to 1.03)0.93 (0.87 to 0.98)0.73 (0.61 to 0.87)0.89 (0.84 to 0.95)0.84 (0.71 to 0.98)
 ≥3×wk0.94 (0.88 to 1.00)1.02 (0.93 to 1.11)0.95 (0.88 to 1.02)0.88 (0.72 to 1.08)0.90 (0.84 to 0.96)1.08 (0.91 to 1.28)
Rice 
 1or2×wk0.98 (0.91 to 1.05)0.95 (0.86 to 1.06)0.97 (0.90 to 1.05)0.61 (0.48 to 0.78)0.98 (0.90 to 1.06)0.90 (0.72 to 1.12)
 ≥3×wk0.96 (0.89 to 1.04)0.98 (0.87 to 1.10)1.05 (0.96 to 1.14)0.76 (0.59 to 0.98)1.01 (0.93 to 1.11)0.93 (0.74 to 1.17)
Seafood
 1or2×wk0.90 (0.86 to 0.95)0.88 (0.82 to 0.94)0.96 (0.91 to 1.01)0.77 (0.65 to 0.92)0.92 (0.87 to 0.97)0.87 (0.76 to 1.00)
 ≥3×wk0.88 (0.82 to 0.94)0.83 (0.75 to 0.93)0.95 (0.88 to 1.02)0.95 (0.76 to 1.20)0.92 (0.85 to 0.99)0.90 (0.75 to 1.09)
Vegetables   
 1or2×wk0.89 (0.83 to 0.95)0.88 (0.80 to 0.97)0.91 (0.84 to 0.97)0.68 (0.54 to 0.84)0.94 (0.88 to 1.01)0.87 (0.73 to 1.04)
 ≥3×wk0.88 (0.82 to 0.94)0.88 (0.80 to 0.97)0.92 (0.86 to 0.99)0.70 (0.57 to 0.86)0.93 (0.87 to 0.99)0.86 (0.73 to 1.02)
  • Statistically significant inverse associations are identified by bold italic text and statistically significant positive associations are identified by bold text.

  • Adjusted for region, gender, language, Gross National Income, exercise, television viewing, maternal education and current maternal smoking.

  • *Frequent consumption of foods ‘once or twice per week’ and ‘≥3 times per week’ in relation to ‘never or only occasionally’ as the base category.