“…After the search was limited to original articles on human studies and studies written in English, 50 articles were excluded. We analyzed the remaining 14 articles that reported PON1 activity levels in patients with and without NAFLD [ 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 42 , 43 ]. Two studies measured paraoxonase activity but were not included in the meta-analysis, because the units were unconventional [ 42 , 43 ].…”