BMC (g), BMD (g/cm~2) and bone size (cm~2) were measured at the lumbar spine and the hip region using dual-energy X-ray absorptiometry (DXA).

• 腰椎和髋部的BMC(g)、BMD(g/cm~2)和骨大小(cm~2)均采用双能X射线骨密度仪(Dual-energy X-ray Absorptiometry,DXA)测量得到。