0
0.5
1
1.5
2+
Death/intubation
-0%
Improvement
Relative Risk
Vitamin D for COVID-19 Walk et al. Sufficiency
Are vitamin D levels associated with COVID-19 outcomes?
Retrospective 133 patients in Netherlands
No significant difference in death/intubation
c19early.org
Walk et al., medRxiv, November 2020
Favors vitamin D
Favors control