Table 5.

Linkage disequilibrium test between five VDR gene polymorphisms

SNP1	SNP2	Distance between two polymorphisms	D'	P valuea
FokI	BsmI	33060	0.513	0.110
FokI	Tru9I	33220	0.096	0.803
FokI	ApaI	34058	0.169	0.379
FokI	TaqI	34138	0.299	0.739
BsmI	Tru9I	160	0.574	0.253
BsmI	ApaI	998	0.556	0.006
BsmI	TaqI	1078	0.826	<0.001
Tru9I	ApaI	838	0.831	<0.001
Tru9I	TaqI	918	0.953	<0.001
ApaI	TaqI	80	0.900	<0.001

^a, Based on chi-square test.