Vitamin D supplementation for managing COVID-19 in patients with vitamin D deficiency: a systematic review and meta-analysis of randomised controlled trials.

ABSTRACT:

Objectives

Vitamin D deficiency is prevalent among the population. Previous studies have shown that vitamin D supplementation might be useful for treating COVID-19 infection. Therefore, we performed a meta-analysis to explore vitamin D supplementation efficacy in treating COVID-19 patients with vitamin D deficiency.

Design

Systematic review and meta-analysis DATA SOURCES: PubMed, Cochrane Library, Embase and Web of Science.

Eligibility criteria

Randomised controlled trials exploring vitamin D supplementation for patients with COVID-19 and vitamin D deficiency.

Data extraction and synthesis

Two independent reviewers employed standardised methods to search, screen and code the included studies. The primary outcomes included mortality during follow-up, 28-day mort

SUBMITTER: Zhu L 

PROVIDER: S-EPMC11950963 | biostudies-literature | 2025 Mar

REPOSITORIES: biostudies-literature