highly significantp < 0.0001
All comparisons within an allergen category between AIT groups and between age classes within an AIT group were highly significant ( p < 0.0001) except between the two SCIT groups in the GP category ( p = 0.1534) and between the age classes for SLIT in the EFTP (significant only for children vs. adolescents) and the HDM (not significant for adolescents vs. adults) categories (Table 3 ). 4.