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Table 4 Association between dietary factorsb and past year wheeze according to skin prick test (SPT)

From: Prevalence and association of asthma and allergic sensitization with dietary factors in schoolchildren: data from the french six cities study

  Wheeze among SPT positivea Wheeze among SPT negativea Difference between strata (p for z-test)
  OR 95 % CI OR 95 % CI
Soft drink intake (N) 86   56   
 No 1 Ref 1 Ref  
 Yes 1.03 0.78 to 1.33 1.24 0.91 to 1.67 0.832
Fruit juice intake (N) 123   67   
 No 1 Ref 1 Ref  
 Yes 1.27 0.94 to 1.76 0.96 0.71 to 1.32 0.681
Cooked vegetable intake (N) 157   86   
 No 1 Ref 1 Ref  
 Yes 0.83 0.51 to 1.33 0.95 0.62 to 1.40 0.889
Raw vegetable intake (N) 139   77   
 No 1 Ref 1 Ref  
 Yes 1.15 0.84 to 1.63 1.02 0.72 to 1.49 0.793
Fruit intake (N) 110   57   
 No 1 Ref 1 Ref  
 Yes 1.08 0.82 to 1.41 0.89 0.67 to 1.18 0.980
Red meat intake (N) 145   83   
 No 1 Ref 1 Ref  
 Yes 0.68 0.50 to 0.98 1.07 0.76 to 1.55 0.459
Fish intake (N) 41   19   
 No 1 Ref 1 Ref  
 Yes 0.77 0.58 to 1.02 0.61 0.43 to 0.87 0.040
Dairy product intake (N) 166   91   
 No 1 Ref 1 Ref  
 Yes 1.31 0.62 to 5.32 1.28 0.76 to 2.41 0.366
Fast food consumption (N) 17   5   
 No 1 Ref 1 Ref  
 Yes 2.39 1.47 to 3.93 0.66 0.33 to 1.09 0.407
Canteen lunch (N) 65   138   
 No 1 Ref 1 Ref  
 Yes 1.64 1.20 to 2.30 1.01 0.78 to 1.33 0.023
Butter intake (N) 65   37   
 No 1 Ref 1 Ref  
 Yes 1.51 1.17 to 2.00 1.18 0.87 to 1.54 0.045
Vegetable oil intake (N) 127   69   
 No 1 Ref 1 Ref  
 Yes 1.22 0.90 to 1.69 1.11 0.80 to 1.64 0.303
Margarine intake (N) 44   22   
 No 1 Ref 1 Ref  
 Yes 0.67 0.51 to 0.84 0.69 0.49 to 0.95 0.041
  1. aAdjusted for gender, place of residence, parental atopic disease, number of siblings (0, 1–2, ≥3), maternal education, parental ethnic origins, breastfeeding, day care center or nursery, overweight and obesity and current exposure to environmental tobacco smoke (ETS)
  2. bDietary variables in the ‘never’ and ‘less than once per week’ categories were classified as NO and dietary variables in the ‘1–2 times per week’, ‘3–6 times per week’ and ‘once per day or more often’ were classified as YES