Table 1.

Breakdown of 25-Hydroxy vitamin D concentrations by age

Age (years)% of total testsAverage nmol/L% <25 nmol/L% 25–50 nmol/L% 50–75 nmol/L% >75 nmol/L
75 and over26.456.825.924.220.229.7
60–74.925.260.815.826.027.330.9
30–59.938.557.113.432.728.525.4
<309.952.615.937.326.520.3
Total10057.517.529.225.827.4