Table 2: Medium immunoglobulin E (kU/L) values according to the genotype of the promoter region of the gene.

IgE	GG	GA	AA	p-value*
DP	44.7	33.2	101.0	0.01
BT	16.5	3.2	27.3	0.08
LP	0.3	0.1	0.6	0.06
Total	775.0	498.0	1108.5	0.06

IgE: immunoglobulin E serum total (kU/L); GG: homozygotes for the allele G; GA: heterozygotes for G and A; AA: homozygotes for allele A. DP: Dermatophagoides pteronyssinus; BT: Blomia tropicalis; LP: Lolium perenne; *Kruskal-Wallis test.