Additionally, when comparing the AA and AG + GG genotypes at rs1990760, the AA genotype was significantly more frequent in PM patients with ILD than in healthy controls [odds ratio, 3.23 (95% confidence interval, 1.06-9.81); P = 0.04] or in PM patients without ILD [odds ratio, 5.40 (95% confidence interval, 1.37-21.26); P = 0.027].