Correlation between the femoral proximal strength and BUA(broadband ultrasound attenuation)(R~2=0.37) is more strong than any other paratemer of QUS. The correlation formula is Y=0.143X-4.43).

• 跟骨定量超声检查；股骨上段强度与声幅衰减(BUA)的决定系数R2=0.；37；回归方程为Y=0