Sandbox: sadaf
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Vitamin D deficiency Microchapters |
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Diagnosis |
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Treatment |
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Case Studies |
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Sandbox: sadaf On the Web |
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American Roentgen Ray Society Images of Sandbox: sadaf |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Sadaf Sharfaei M.D.[2]
Overview
Vitamin D deficiency is common worldwide and the incidence is increasing in the recent years. In the US, vitamin D deficiency is more prevalent among non-white ethnic groups. The prevalence is different based on different laboratory methods and the cut-off for the vitamin D deficiency.
Epidemiology and Demographics
Prevalence
According to Institute of Medicine (IOM), based on the National Health and Nutrition Examination Survey (NHANES) 2003–2006, there is an overall 18.8% prevalence of serum 25OHD concentrations below 40 nmol/L in the US. [1] |-
| Prevalence of serum vitamin D concentrations below 40 nmol/l | |||||
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| Total | Non-Hispanic White | Non-Hispanic Black | Mexican American | Others | |
| Percent | 18.8 (16.3–21.5) | 10.6 (8.9–12.4) | 53.6 (48.9–58.2) | 27.2 (22.8–32.0) | 27.2 (23.2–31.7) |