Table 1.

Demographics of the study groups

^*Allergic diseases indicate that the subject had one or more of associated diseases including allergic asthma and allergic rhinitis; ^†, p<0.05 for NC vs. AICU or ATCU (ANOVA); ^‡, p<0.016 for AICU vs. ATCU and p<0.01 for NC vs. AICU or ATCU (chi-square test).

AICU, aspirin-intolerant chronic urticaria; ATCU, aspirin-tolerant chronic urticaria; NC, normal control; IgE, immunoglobin E; NA, not assessable.