IGHE and infection: Geometric mean levels of total IgE at 12 months and geometric mean percent changes in IgE levels (brackets) in the 4 study groups were: infection/no treatment, 1,045 IU/mL (79.5% or a posttreatment fall (-) of 20.5% compared to pretreatment levels); no infection/no treatment, 833 IU/mL (101.0% or +1.0%); infection/treatment, 999 IU/mL (63.8% or -36.2%); and no infection/treatment, 395 IU/mL (66.0% or -34.0%).