Table 2

The 95% positive predictive values for serum-specific IgEs for various allergens2 12 20 2830

Specific IgE levels (IU/ml) associated with 95% PPV
Egg≥7
Egg (infants ≤2 years)≥2
Milk≥15
Milk (infants ≤2 years)≥5
Peanuts≥15
Peanuts (infants ≤2 years)
Tree nuts≥15
Fish≥20
  • PPV, positive predictive value.