Table 1.

Basic information of patients.

	Summary	Normal	Osteopenia	Osteoporosis	p.overall
	N = 97	N = 25	N = 35	N = 37
Gender					<0.001
Female	76 (78.4 %)	12 (48.0 %)	29 (82.9 %)	35 (94.6 %)
Male	21 (21.6 %)	13 (52.0 %)	6 (17.1 %)	2 (5.41 %)
Age	73.0 (13.6)	60.7 (10.2)	72.1 (11.9)	<0.001	<0.001
BMI	22.8 (3.68)	24.9 (3.68)	22.7 (2.92)	21.4 (3.77)	0.001