Incidence, predictors, and treatment outcomes of biphasicanaphylaxis in the emergency department of a tertiary hospital: A 5-year retrospective study
Biphasic anaphylaxis despite successful treatment has an incidence of 4-5% based on NIAID/FAAN criteria. Our study aimed to investigate the frequency and predictive factors associated with biphasic reactions within the emergency department (ED) at Siriraj Hospital.