Table 2. Genotype and allelic frequencies of rs9923231, rs7294, rs1057910, rs2108622, rs699664 polymorphisms obtained in our population and in other references of Chinese.

	Genotype frequencies			Allelic frequencies
Gene	Our Data		Reference Data		Our Data	Reference Data
	N	%	%		%	%
VKORC1 rs9923231
AA	185	84.00	83.7–86.16	A	91.80	91.57–92.61	[36][37]
AG	34	15.50	12.90–15.70	G	8.20	7.39–8.43
GG	1	0.50	0.60–0.94
VKORC1 rs7294
TT	1	0.50	1.00–1.45	T	8.00	5.31–7.30	[20][21]
TC	33	15.00	7.73–12.70	C	92.00	92.70–94.69
CC	186	84.50	86.30–90.82
CYP2C9 rs1057910
AA	201	91.30	90.19–90.68	A	95.50	95.10–95.16	[38][39]
AC	18	8.20	8.96–9.81	C	4.50	4.84–4.90
CC	1	0.50	0–0.36
CYP4F2 rs2108622
AA	8	3.60	5.68–8.89	A	21.10	20.50–28.31	[26][27]
AG	77	35.00	29.55–38.84	G	78.90	71.69–79.50
GG	135	61.40	52.27–64.77
GGCX rs699664
TT	29	13.20	9.48	T	35.00	31.86	[29]
TC	96	43.60	44.74	C	65.00	68.14
CC	95	43.20	45.77