Table 3.

Adjusted ORs(with 95%CI) for associations between Klotho and the prevalence of the OP

Adjusted model	Quartile of Klotho				P for trendd
	Q1	Q2	Q3	Q4
Model 1a	reference	0.898 (0.484–1.652)	0.556 (0.287–1.053)	0.407 (0.192–0.820)*	0.166
Model 2b	reference	0.796 (0.435–1.443)	0.545 (0.285–1.015)	0.392 (0.189–0.774)**	0.123
Model 3c	reference	0.716 (0.396,1.280)	0.534 (0.283,0.981)*	0.341 (0.166,0.667)**	0.047

a.Model 1 is the full medel

b.Medel 2 is adjusted for race, serum total phosphorus and CKD

c.Medel 3 is adjusted for age, pregnancy times additionally by Model 2

d.P for trend based on variable containing median value for each quatile

^* P < 0.05 for logistic regression

. P < 0.1 for logistic regression