For example, the homozygous rs1695A genotype was reported to be associated with an 8-fold increase in the risk of liver disease compared with other GSTP1 genotypes (P = 0.002) in pediatric patients with cystic fibrosis [26], which was similar to our results that rs1695A was associated with liver injury of ATDH. Here, GSTP1 is linked to liver disorder.