Age, food habit, education received and the other factors were related to BMD. Allele TA21,1730G/A polymorphism and CA re-polymorphism of ERB gene locus were positively correlated to thighbone BMD.

• 低密度受体相关蛋白5(LRP5)多态性位点显示,ERB基因位点1730G/A多态性与股BMD显著相关,ERB的CA的重复多态性与股骨颈BMD相关。