From:  Impact of polymorphisms in base excision repair genes on seminal fluid parameters

 The highest risk combinations of the genotypes for the investigated SNPs.

SNPs
MUTYH, XRCC1, APEX1, OGG1
Frequency
(case:control)
High/Low-riskOR95% CIP-value
CC, CC, GT, CG3:0High7.193(0.365–141.700)0.194
CC, TC, GT, GG4:2High2.028(0.360–11.420)0.422
GG, CC, TT, CC5:3High1.690(0.389–7.344)0.483

MUTYH (G > C), XRCC1 (T > C), APEX1 (G > T), OGG1 (C > G). SNPs: single-nucleotide polymorphisms; OR: odds ratio; CI: confidence interval.