Table 3.

Univariate logistic regression analysis for associations among variables and osteoporosis

Variable	β	S.E.	P value	OR	95.0% CI
Age	0.095	0.006	<0.001	1.104	1.09 2-1.118
Height	0.008	0.052	0.871	1.008	0.915-1.113
Weight	0.005	0.034	0.886	1.005	0.940-1.075
Education	-0.24	0.043	<0.001	0.787	0.722-0.858
Exercise	-0.236	0.112	0.033	0.792	0.636-0.981
Smoking	0.032	0.275	0.913	1.032	0.601-1.769
Drink	-0.194	0.191	0.315	0.825	0.565-1.202
Meat intake	-0.254	0.102	0.013	0.775	0.632-0.948
CAD	0.498	0.161	0.002	1.647	1.198-2.26
DM	0.173	0.158	0.255	1.196	0.879-1.625
RA	0.482	0.210	0.021	1.617	1.075-2.429
Vitamin C	0.313	0.146	0.030	1.369	1.037-1.817
Vitamin D	0.497	0.238	0.038	1.636	1.028-2.604
HTN	0.311	0.103	0.003	1.366	1.114-1.668

Note: HTN-hypertension, CAD-coronary artery disease, DM-diabetes mellitus, RA-Rheumatoid arthritis.