GPT and type 1 diabetes mellitus: In T1DM group analyzing data using Spearman's correlation test we found a significant negative association between PFOS and TG levels (r = −0.50, p = 0.010) and ALT levels (r = −0.47, p = 0.016) while a significant positive association was demonstrated with creatinine values (r = 0.49, p = 0.012).