Table 2. Bone Mineral Density According to the Quartiles of Serum Uric Acid Levels .

Site, BMD (g/cm2)	Total (n=3566)	Serum Uric Acid				P Value
		Quartile 1 ≤3.80 mg/dL (n=867)	Quartile 2 3.81–4.30 mg/dL (n=929)	Quartile 3 4.31–5.10 mg/dL (n=945)	Quartile 4 ≥5.11 mg/dL (n=825)
L1 spine	0.823 ± 0.129	0.814 ± 0.129	0.818 ± 0.131	0.827 ± 0.128	0.833 ± 0.126	< 0.001
L2 spine	0.879 ± 0.141	0.867 ± 0.140	0.873 ± 0.143	0.884 ± 0.140	0.894 ± 0.140	< 0.001
L3 spine	0.932 ± 0.151	0.914 ± 0.147	0.924 ± 0.153	0.941 ± 0.151	0.950 ± 0.149	< 0.001
L4 spine	0.959 ± 0.161	0.941 ± 0.157	0.947 ± 0.160	0.965 ± 0.159	0.985 ± 0.164	< 0.001
L spine, total	0.903 ± 0.140	0.888 ± 0.138	0.895 ± 0.141	0.909 ± 0.139	0.921 ± 0.139	< 0.001
Femur neck	0.689 ± 0.104	0.682 ± 0.106	0.685 ± 0.103	0.692 ± 0.103	0.700 ± 0.101	0.002
Trochanter	0.611 ± 0.092	0.600 ± 0.093	0.607 ± 0.089	0.615 ± 0.092	0.624 ± 0.092	< 0.001
Hip, total	0.836 ± 0.113	0.822 ± 0.114	0.832 ± 0.111	0.840 ± 0.114	0.852 ± 0.110	< 0.001

Values are shown as mean ± standard deviation.

BMD: Bone mineral density, L: Lumbar.