Table 1

Characteristics of the BOKS study population

Parameter
Value

Age (years; mean ± SD [range])
67 ± 9 (50 to 93)
Sex (n [%] male)
91 (60%)
Proportion with BML > 0
69.5%
NTx/Cr (nM/mM; mean ± SD)
0.06 ± 0.12
BSAP (U/l; mean ± SD)
37.5 ± 23.2
Osteocalcin (U/l; mean ± SD)
19.2 ± 15.6

There were 151 participants. BOKS, Boston Osteoarthritis Knee Study; BSAP, bone-specific alkaline phosphatase; NTx/Cr, type I collagen N-telopeptide corrected for urinary creatinine; SD, standard deviation.

Hunter et al. Arthritis Research & Therapy 2008 10:R102   doi:10.1186/ar2494

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