BJR -- Wu et al. 76 (907): 452 Figure 3

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Figure 3. The prevalence rates of osteoporosis diagnosed (subjects $>=$ 40 years of age, n=821) with bone mineral density at different groups according to World Health Organization (WHO) criteria. PA-aBMD, areal bone mineral density at posteroanterior spine; Lat-aBMD, areal bone mineral density at lateral spine; vBMD, volumetric bone mineral density; SBAG, small bone area group; MBAG, medial bone area group; GBAG, great bone area group.