Association between meat mutagens and aggressive prostate cancer among men who consumed barbecued or grilled meat.

aMutagens are:MelQx: 2-amino-3,8-dimethylimidazo(4,5-f)quinoxaline;DiMelQx: 2-amino-3,4,8-trimethylimidazo(4,5-f)quinoxaline (analyzed using 4 categories);PhIP: 2-amino-1-methyl-6-pheylimidazol(4,5-b)pyridine;bP-trend values across quartiles.cMedians given in ng per week for cases and controls.dOdds Ratios adjusted for age, sex, race, institution, and energy intake.a. 致突变物包括：MelQx：2-氨基-3,8-二甲基咪唑并(4,5-f)喹喔啉；DiMelQx：2-氨基-3,4,8-三甲基咪唑并(4,5-f)喹喔啉（采用4个分类进行分析）；PhIP：2-氨基-1-甲基-6-苯基咪唑并(4,5-b)吡啶。 b. 四分位数分组下的P值趋势检验结果。 c. 病例组与对照组的中位数以每周纳克（ng）为单位给出。 d. 经年龄、性别、种族、研究机构及能量摄入校正后的比值比（Odds Ratios，OR）。