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Table 1 WHO definitions of normal bone, osteopenia and osteoporosis used to interpret central dual-energy X-ray absorptiometry scans

From: The clinical outcomes of cementless unicompartmental knee replacement in patients with reduced bone mineral density

Bone status

T score

Normal

T ≥ − 1.0

Osteopenia

− 2.5 < T < − 1.0

Osteoporosis

T ≤ − 2.5

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X