In the RCTs performed on HCWs, the overall reduction in risk in the population supplemented with vitamin D was approximately 80%.
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Vitamin D supplementation has a protective effect, against the incidence of COVID-19 in RCT studies,
OR 0.403, (95% IC 0.218, 0.747)
In the RCTs performed on HCWs, the overall reduction in risk in the population supplemented with vitamin D was approximately 80%
Against the incidence of COVID-19 in analytical studies
OR = 0.592, (95% IC 0.476–0.736)
Against the incidence of COVID-19 ICU admission
OR 0.317, (95% IC 0.147–0.680).
Our meta-analysis suggests a definitive and significant association between the protective role of vitamin D and COVID-19 incidence and ICU admission.
Preventive Vitamin D Supplementation and Risk for COVID-19 Infection: A Systematic Review and Meta-Analysis
https://www.mdpi.com/2072-6643/16/5/679
(28th Feb 2024)