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. 2008 Aug 29;10(4):R102. doi: 10.1186/ar2494

Table 3.

Characteristics of the Framingham study population

Age (years; mean ± SD [range]) 68.5, 9.33 (49,90)
Body mass index (kg/m2; mean ± SD) 28.87 ± 5.24
Sex (% male) 39.9%
Proportion with BML > 0 54.9%
NTx/Cr (nM/mM; mean ± SD) 0.04 ± 0.02
BSAP (U/l; mean ± SD) 16.2 ± 7.5
Osteocalcin (U/l; mean ± SD) 33.9 ± 9.9

There were 144 participants. BSAP, bone-specific alkaline phosphatase; NTx/Cr, type I collagen N-telopeptide corrected for urinary creatinine; SD, standard deviation.