Bone Density Test Results (Cont.)

Healthy Bones

Bone Density Test Results Chart

The following chart provides a listing of osteoporosis definitions based on BMD as determined by the World Health Organization (WHO).

World Health Organization Definitions of Osteoporosis Based on Bone Density Levels
*Normal*	Bone density is within 1 SD (+1 or -1) of the young adult mean.
*Low Bone Mass*	Bone density is 1.0 to 2.5 SD below the young adult mean (-1.0 to -2.5 SD).
*Osteoporosis*	Bone density is 2.5 SD or more below the young adult mean (> -2.5 SD).
*Severe (established)* *osteoporosis*	Bone density is more than 2.5 SD below the young adult mean and there have been one or more osteoporotic fractures.

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Written by/reviewed by: Arthur Schoenstadt, MD

Last reviewed by: Arthur Schoenstadt, MD

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