Fig. 4. Mean UAS (A) and CU-QoL (B) scores over the study period according to the ASST results. Data are presented as mean±standard error. ^*P for interaction between time and ASST results at each visit from baseline <0.05. UAS, urticaria activity score; CU-QoL, chronic urticaria-specific quality of life; ASST, autologous serum skin test.