Table 2.

The odds of low bone mineral density based on the serum concentration of bone turnover markers among early postmenopausal women using Logistic regression model

Variable	Adjusted§		Nonadjusted¶
	OR (95% CI)	P	OR (95% CI)	P
OC (ng/mL)	1.134 (1.086–1.184)	<0.001	1.126 (1.086–1.166)	<0.001
OP (ng/mL)	1.180 (1.105–1.261)	<0.001	1.165 (1.110–1.223)	<0.001
ALP (U/L)	1.007 (1.001–1.014)	0.024	1.006 (1.001–1.012)	0.015

^§Adjusted for age, menopause age, BMI, education, and gravid number; ^§OC Hosmer and Lemeshow P=0.778, χ²=4.804, df=8; ^¶Hosmer and Lemeshow P=0.725, χ²=4.915, df=8; ^§OP hosmer and lemeshow P=0.170, χ²=11.593, df=8; ^¶Hosmer and lemeshow P=0.149, χ²=12.051, df=8; ^¶ALP hosmer and lemeshow P=0.396, χ²=8.391, df=8; ^¶Hosmer and lemeshow P=0.585, χ²=6.554, df=8. ALP=Alkaline phosphatase; BMI=Body mass index; CI=Confidence interval; OR=Odds ratio; OC=Osteocalcin; OP=Osteopontin