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. Author manuscript; available in PMC: 2016 Nov 15.
Published in final edited form as: J Obstet Gynaecol Can. 2006 Feb;28(2 Suppl 1):S95–112. doi: 10.1016/s1701-2163(16)32087-4

Table 11.2.

WHO Diagnostic Categories for BMD in Postmenopausal Caucasian Women37

  1. Normal: BMD or BMC not more than 1 SD below the peak bone mass or young adult mean (T-score above −1).

  2. Osteopenic: BMD or BMC between 1 and 2.5 SD below the young adult mean (T-score between −1 and −2.5).

  3. Osteoporosis: BMD or BMC 2.5 SD or more below the young adult mean (T-score at or below −2.5).

  4. Severe osteoporosis (established osteoporosis): BMD or BMC 2.5 SD or more below the young adult mean (T-score at or below −2.5) and the presence of one or more fragility fractures.

WHO: World Health Organization; BMD: bone mineral density; BMC: bone mineral content; SD: standard deviation.