Table 2. Primary information for VDR rs2107301 T>C, rs2228570 C>T, rs1989969 C>T and rs11568820 G>A polymorphisms.

Genotyped SNPs	VDR rs2107301 T>C	VDR rs2228570 C>T	VDR rs1989969 C>T	VDR rs11568820 G>A
Chromosome	12	12	12	12
Gene (ID)	VDR (7421)	VDR (7421)	VDR (7421)	VDR (7421)
Function	Intron region	Missense	Intron region	Intergene region
Chr Pos (Genome Build 36.3)	46541837	46559162	46564277	46588812
Regulome DB Scorea	5	5	No data	No data
TFBSb	—	—	—	Y
Splicing (ESE or ESS)	—	Y	—	—
nsSNP	—	Y	—	—
MAFc for Chinese in database	0.291	0.482	0.330	0.453
MAF in our controls (n = 608)	0.297	0.456	0.323	0.433
p value for HWEd test in our controls	0.690	0.347	0.718	0.574
Genotyping methode	LDR	LDR	LDR	LDR
% Genotyping value	95.52%	95.52%	98.19%	98.08%

^a http://www.regulomedb.org/;

^b TFBS: Transcription Factor Binding Site (http://snpinfo.niehs.nih.gov/snpinfo/snpfunc.htm);

^c MAF: minor allele frequency;

^d HWE: Hardy–Weinberg equilibrium;

^e LDR: ligation detection reaction.