Characteristics of the studies related with the effects of <i>GSTs</i> genetic polymorphisms and HCC risk.

Abstract

<p>ALL: HCC cases were confirmed by pathologic diagnosis; PARTIAL: part of HCC cases were confirmed by pathologic diagnosis; NA: relative data were not available in original studies;</p>*<p>Articles published in English;</p>̂<p>Articles published in Chinese.</p>§<p>McGlynn et al. did not show genotype frequency of cases and controls, but presented OR with 95% CI;</p><p>Southeast regions in China mainland include Hebei, Shanghai, Jiangsu, Zhejiang, Anhui, Jiangxi, and Guangxi. Central regions in China mainland include Hunan and Henan.</p