Association of vitamin D deficiency with COVID‐19 infection severity: Systematic review and meta‐analysis
Wang Z, Joshi A, Leopold K, Jackson S, Christensen S, Nayfeh T, Mohammed K, Creo A, Tebben P, Kumar S. Association of vitamin D deficiency with COVID‐19 infection severity: Systematic review and meta‐analysis. Clinical Endocrinology 2021, 96: 281-287. PMID: 34160843, PMCID: PMC8444883, DOI: 10.1111/cen.14540.Peer-Reviewed Original ResearchConceptsVitamin D deficiencyD deficiencyCOVID-19 infectionAssociation of vitamin D deficiencyAssociated with significantly higher mortalityIntensive care unit admissionVitamin D supplementationHospital admissionSeverity of COVID-19 infectionSeverity of coronavirus disease 2019Length of hospitalizationSignificantly higher mortalityAssociated with greater severityCOVID-19 infection severitySeverity of COVID-19D supplementationStudy geographic locationUnit admissionRate of hospital admissionsLonger hospitalSubgroup analysisObservational studyCoronavirus disease 2019Higher mortalityMeta-analysis