Skip to main content

Advertisement

Table 1 Patient characteristics of the three different stages

From: Food allergy in the Netherlands: differences in clinical severity, causative foods, sensitization and DBPCFC between community and outpatients

  1st stage (possible FA to any food) || 2nd stage (possible FA to priority food) 3rd stage: (probable FA to priority food) §
  Community (n = 967) % Community (n = 154) % Outpatients (n = 127) % p-value Community (n = 46) % Outpatients (n = 102) % p-value
Male gender 32.0 31.2 35.4 0.52 30.4 38.2 0.36
Age (mean ± SD) 34.7 (±9.3) 34.1 (±9.2) 32.2 (±12.3) 0.16 35.3 30.4 0.01*
Number of foods causing symptoms (median (range))   4 (1-17) 5 (1-18) 0.40 6 (1-14) 6 (1-18) 0.96
Symptom¦:
  -mild 10.1 14.0 26.0 0.01* 26.1 21.0 0.50
  -moderate 58.4 46.7 19.7 <0.001* 28.3 19.0 0.21
  -severe 21.4 39.3 54.3 0.008* 45.7 60.0 0.11
Atopy:        
  -pollen allergy   70.8 94.5 <0.001* 97.8 94.1 0.44
  -dermatitis   36.4 33.3 0.61 25.6 37.8 0.18
Symptoms of plant food
  -Hazelnut 2.4 31.2 32.3 0.84 71.7 37.3 <0.001*
  -Peanut 2.7 16.2 32.3 0.002* 18.6 34.3 0.04*
  -Walnut 2.5 36.4 36.2 0.98 52.2 41.2 0.21
  -Apple 9.4 33.1 53.5 0.001* 82.6 57.8 0.003*
  -Peach 1.0 18.8 29.1 0.04* 50.0 34.3 0.07
  -Kiwi 4.8 29.2 43.3 0.01* 34.8 40.2 0.53
  -Melon 1.2 14.9 15.0 1.00 21.7 16.7 0.46
  -Banana 1.4 11.0 17.3 0.17 17.4 18.6 0.86
  -Tomato 2.8 13.0 17.3 0.31 13.0 18.6 0.40
  -Carrot 1.8 8.4 11.8 0.42 19.6 14.7 0.46
Symptoms of animal food
  -Cow’s milk 10.7 31.8 8.7 <0.001* 4.3 6.9 0.72
  -Hen’s egg 2.4 7.8 8.7 0.79 2.2 8.8 0.17
  -Fish 6.3 18.2 5.5 0.001* 6.5 5.9 1.00
  -Shrimp 3.7 20.8 10.2 0.02* 8.7 10.8 0.78
  1. FA = food allergy.
  2. ¦mild = oral allergy symptoms, moderate = gastro-intestinal symptoms or symptoms of the skin and mucous membranes, severe = respiratory or cardiovascular symptoms.
  3. ||reported adverse food reaction to any food.
  4. positive history for priority food.
  5. §positive history and serum IgE for priority food.
  6. *p-value < 0.05.