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Home   COVID-19 treatment studies for Vitamin D  COVID-19 treatment studies for Vitamin D  C19 studies: Vitamin D  Vitamin D   Select treatmentSelect treatmentTreatmentsTreatments
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0 0.25 0.5 0.75 1 1.25 1.5 1.75 2+ Mortality 32% Improvement Relative Risk Hospitalization time 22% c19vitamind.com/ramirezsandoval.html Favors vitamin D Favors control
15 October 2021 - Analysis of outcomes based on serum levels
Very Low Vitamin D Levels are a Strong Independent Predictor of Mortality in Hospitalized Patients with Severe COVID-19
Ramirez-Sandoval et al., Archives of Medical Research, doi:10.1016/j.arcmed.2021.09.006 (Peer Reviewed)
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Retrospective 2,908 hospitalized patients in Mexico with vitamin D levels measured on admission, showing significantly lower mortality for patients without vitamin D deficiency.
risk of death, 31.5% lower, RR 0.68, p < 0.001, high D levels 2,337, low D levels 571, adjusted per study, >12.5ng/mL, 30 day in-hospital mortality.
hospitalization time, 22.2% lower, relative time 0.78, p < 0.001, high D levels 2,337, low D levels 571.
Effect extraction follows pre-specified rules prioritizing more serious outcomes.
Ramirez-Sandoval et al., 10/15/2021, retrospective, Mexico, North America, peer-reviewed, 7 authors.
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