Table 7.

Correlation analysis between cumulative methylation levels and 25-hydroxyvitamin D levels

Gene	Model 1		Model 2		Model 3		Model 4
	r	P	r	P	r	P	r	P
CYP24A1	0.213	< 0.001	0.287	< 0.001	0.287	< 0.001	0.303	< 0.001
CYP27A1	0.294	< 0.001	0.279	< 0.001	0.279	< 0.001	0.227	< 0.001
CYP27B1	0.195	0.002	0.201	0.002	0.201	0.002	0.210	0.001
CYP2R1	0.021	0.742	0.078	0.232	0.231	< 0.001	–	–
VDR	0.177	0.006	0.202	0.002	0.238	< 0.001	0.308	< 0.001

r correlation coefficient