21 November 2021 - Analysis of outcomes based on serum levels
Vitamin D Insufficiency in Disease Severity and Prognosis of the Patients With SARS Corona Virus-2 Infection
et al., Acta Medica Iranica, doi:10.18502/acta.v59i11.7779 (Peer Reviewed)
Retrospective 98 moderate/severe hospitalized COVID-19+ patients in Iran, showing significantly increased risk of mortality and severity with vitamin D deficiency. IR.AJAUMS.REC.1399.060.
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risk of death, 72.5% lower, RR 0.27, p = 0.03, adjusted per study, RR approximated with OR.
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risk of progression, 65.6% lower, RR 0.34, p = 0.02, adjusted per study, RR approximated with OR.
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| Effect extraction follows pre-specified rules prioritizing more serious outcomes. |
Asgari et al., 11/21/2021, retrospective, Iran, Middle East, peer-reviewed, 6 authors, study period 21 May, 2020 - 4 September, 2020.
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