0
0.5
1
1.5
2+
Case
35%
Improvement
Relative Risk
Vitamin D for COVID-19 Meltzer et al. Sufficiency
Are vitamin D levels associated with COVID-19 outcomes?
Retrospective 2,348 patients in the USA
Fewer cases with higher vitamin D levels (not stat. sig., p=0.11)
c19early.org
Meltzer et al., JAMA Netw Open., March 2021
Favors vitamin D
Favors control