Table 1.

Single nucleotide polymorphism distribution

SNPs	Healthy controls (%)	CCA (%)	P value (OR; 95%CI)
rs920778
TT	52 (31.51)	37 (30.33)	1
TC	83 (50.30)	61 (50)	1.00 (1.03; 0.56-1.760)
CC	30 (18.18)	24 (19.67)	0.86 (1.12; 0.57-2.22)
rs4759314
AA	146 (88.48)	83 (68.03)	1
AG	18 (10.91)	32 (26.23)	0.0004 (3.13; 1.65-5.91)
GG	1 (0.61)	7 (5.74)	0.005 (12.31; 1.48-101.87)
rs7958904
GG	89 (53.94)	71 (58.19)	1
GC	62 (37.57)	43 (35.25)	0.61 (0.87; 0.53-1.43)
CC	14 (8.48)	8 (6.56)	0.50 (0.72; 0.28-1.80)

SNPs: Single nucleotide polymorphisms; CCA: Cholangiocarcinoma; OR: Odds ratio; CI: Confidence interval.