No significant difference of 8 OH dG level between Fusui group and Nanning group was observed ( P =0.98).

• 本组 8 OH dg[( 5 2 6± 0 4 1 )ng/mg肌酐 ,n =84 ],高于同类研究的检测值 [( 4 6 2± 0 0 91 )ng/mg肌酐 ,n =32 ];