Compartment of Sub-Region analysis in a typical image of a whole body dual-energy X-ray absorptiometry (DXA) scan. (A) Sections arranged from elbow joint to the end of the finger. (B) Shoulder girdle compartment consisted of 4 lines; soft tissue margin of shoulder (Upper Edge), lower edge of 12th thoracic vertebra (Lower Edge), outside line of the spine (Inside Edge), soft tissue margin of chest (Outside Edge).