In patients with the homozygous adrenal permissive genotype, there was no FEV 1 PP difference in GC vs. noGC patients (73.4% vs. 78.9%; P = 0.39). Results were independently confirmed: FEV 1 PP for homozygous adrenal restrictive genotype in GC vs. noGC is 49.8 vs. 63.4 ( P < 0.001), and for homozygous adrenal permissive genotype, it is 66.7 vs ....