"High prevalence of peanut allergy in US school-age children"
http://www.aaaai.org/global/latest-research-summaries/Current-JACI-Research/peanut-allergy-school-age.aspx (http://www.aaaai.org/global/latest-research-summaries/Current-JACI-Research/peanut-allergy-school-age.aspx)
QuoteThe authors found that the prevalence of self-reported peanut allergy in this cohort of US children was 4.6%, higher than previously reported estimates of self-reported peanut allergy among US children of comparable age.
QuoteApplication of the most stringent definition for peanut allergy, requiring both laboratory-based peanut sensitization level greater than the 90% specificity decision point and prescribed epinephrine auto-injector, yielded a prevalence of 2.0%.