Table 4.

Genotype association with vitamin D₃ status at baseline

Gene	SNPs ID	OR (95 % CI)	p value
GC	rs222014	0.476 (0.27–0.84)	0.009
CYP24A1	rs4809958a	0.570 (0.35–0.92)	0.021
CYP24A1	rs6013905a	0.580 (0.36–0.93)	0.021
GC	rs4588b,c	1.65 (1.07–2.58)	0.026
GC	rs2282679b	1.65 (1.07–2.58)	0.026

25(OH)D₃ reference group is sufficient (coded as zero), 1 = deficient + insufficient; increase in odds of deficient/insufficient for each additional copy of variant allele

^aSNPs in linkage disequilibrium [LD] with each other

^bSNPs in linkage disequilibrium [LD] with each other

^cThis SNP is located in an exon, all others are in introns