Methods:Broadband ultrasound attenuation(BUA),speed of ultrasound(SOS),bone quality index(BQI) and T-score of right calcaneum bone were measured by SONOST 2000 QUS ultrasound in 214 middle-aged people.

• 方法:采用韩国Osteosys公司生产的SONOST2000型定量超声仪对214名中年男性右跟骨宽波段超声衰减(BUA)和T-值(T-Score)进行检测。