Exploring the association between vitamin D status and Corona Virus-19 infection in a cohort of adults aged 50 years and older
s u m m a r yObjective: Evaluate the association between vitamin D (vitD) status and Corona infection in adults aged 50 years and older.Design: Adults 50 undergoing COVID-19 testing from July 2020 to December 2021, without prior vaccination, consented to blood analysis.SARS-CoV-2 PCR confirmed current COVID-19 infection.VitD status was assessed via 25(OH)D concentration (LCMS/MS, ZRT Labs, Portland, OR).Sociodemographic data were collected at enrollment.Statistical analyses (SAS 9.4) examined associations between sociodemographics, COVID-19, and vitD status.Multivariate logistic regression analyzed factors linked to COVID-19 or vitD status.Results: Of 131 participants, 46.6% were 65 years old, 71.0% married, 19.9% Black American, 36.6% male, 38.9% Medicaid/
Authors
- John E. Baatz (ORCID: https://orcid.org/0000-0001-5870-1000)
- Bruce W. Hollis (ORCID: https://orcid.org/0000-0002-2588-5568)
- Carole A. Baggerly (ORCID: https://orcid.org/0000-0001-6172-2005)
- Myla Ebeling (ORCID: https://orcid.org/0000-0001-5690-5245)
- Carol L. Wagner (ORCID: https://orcid.org/0000-0003-2764-6533)
- Danforth A. Newton (ORCID: https://orcid.org/0000-0002-6089-3213)
- Jeffrey E. Korte (ORCID: https://orcid.org/0000-0001-7369-9228)
- Judith Shary (ORCID: https://orcid.org/0000-0003-2064-1043)
- David T. Zava (ORCID: https://orcid.org/0000-0001-7558-8732)
- Mathew J. Gregoski (ORCID: https://orcid.org/0000-0002-6939-5771)
- Mark T. Wagner
- Sonya Ketchens
Institutions
- Medical University of South Carolina (US)
- ZRT Laboratory (US)
- GrassrootsHealth (US)
Publication Details
- Journal
- Clinical Nutrition Open Science
- Published
- 2025-05-27
- DOI
- https://doi.org/10.1016/j.nutos.2025.05.007
- Primary Topic
- Vitamin D Research Studies
- Type
- article
- Field-Weighted Citation Impact
- 0.00
Funders
- Medical University of South Carolina
- National Institutes of Health
- National Center for Advancing Translational Sciences