
FIGURE I-9 Cumulative distribution of serum 25OHD for 9- to 13-year-olds in Canada for the 2007 to 2009 time period.
SOURCE: CHMS, Cycle 1, 2007–2009.
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Appendix I: Proportion of the Population Above and Below 40 nmol/L Serum 25-Hydroxyvitamin D Concentrations and Cumulative Distribution of Serum 25-Hydroxyvitamin D Concentrations: United States and Canada ."
Dietary Reference Intakes for Calcium and Vitamin D . Washington, DC: The National Academies Press,
2011 .
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