QuoteBAT made an accurate diagnosis of peanut allergy or tolerance in 97% of cases. It showed 98% sensitivity, 96% specificity, 95% positive predictive value and 98% negative predictive value in the primary study population and 83% sensitivity, 100% specificity, 100% positive predictive value and 90% negative predictive value in the validation population.
QuoteSantos and colleagues concluded that BAT to peanut can be performed in cases where conventional allergy tests are inconclusive before deciding to refer a patient for an OFC.