According to the Kruskal-Wallis test, the serum sIgE levels of allergy patients with 4G4G (n=95), 4G5G (n=144), and 5G5G (n=44) genotypes of PAI-1 rs1799762 (-675,4G5G) were found to be statistically different (p =0.036, Table 4). Here, SERPINE1 is linked to Allergy.