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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+ Case 42% Improvement Relative Risk c19vitamind.com/fasano.html Favors vitamin D Favors control
2 June 2021 - Prophylaxis study
COVID-19 in Parkinson’s Disease Patients Living in Lombardy, Italy
Fasano et al., Movement Disorders, doi:10.1002/mds.28176 (Peer Reviewed)
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Retrospective phone survey of 1,486 Parkinson's disease patients in Italy, showing lower risk of COVID-19 cases with vitamin D supplementation. This paper also presents a case control study of PD patients and family member control patients.
risk of case, 42.0% lower, RR 0.58, p = 0.048, treatment 13 of 329 (4.0%), control 92 of 1,157 (8.0%), NNT 25, odds ratio converted to relative risk.
Effect extraction follows pre-specified rules prioritizing more serious outcomes.
Fasano et al., 6/2/2021, retrospective, Italy, Europe, peer-reviewed, 7 authors, dosage not specified.
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