5-FU	5-Fluorouracil
BER	Base excision repair
BMI	Body mass index
CART	Classification and regression tree analysis
CI	Confidence intervals
CRC	Colorectal cancer
DSB	Double strand break repair
EFS	Event-free survival
FA	Fanconi anemia
FDR	False discovery rate
GERP	Genomic evolutionary rate profiling
GWAS	Genome-wide association study
HRs	Hazard ratios
ICL	Interstrand cross-links repair
LD	Linkage disequilibrium
MAF	Minor allele frequency
NER	Nucleotide excision repair
nsSNP	Non-synonymous single nucleotide polymorphism
ORs	Odds ratios
OS	Overall survival
RS	Rejected substitutions
TLS	Translesion synthesis
TNM	Tumor–node–metastasis stage system
UICC	International union against cancer