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0 0.5 1 1.5 2+ Mortality 76% Improvement Relative Risk c19vitamind.com Abrishami et al. Vitamin D for COVID-19 Sufficiency Favors vitamin D Favors control
Abrishami, 73 patient vitamin D sufficiency study: 76% lower mortality [p=0.04] https://c19p.org/abrishami
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Possible association of vitamin D status with lung involvement and outcome in patients with COVID-19: a retrospective study
Abrishami et al., European Journal of Nutrition, doi:10.1007/s00394-020-02411-0
30 Oct 2020    Source   PDF   Share   Tweet
Retrospective 73 hospitalized patients showing the probability of death in patients with vitamin D deficiency (< 25ng/mL) was 34.6% compared with 6.4% in patients with sufficient vitamin D levels.
risk of death, 75.9% lower, RR 0.24, p = 0.04, high D levels (≥25ng/mL) 3 of 47 (6.4%), low D levels (<25ng/mL) 9 of 26 (34.6%), NNT 3.5, adjusted per study, Cox model 2.
Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates
Abrishami et al., 10/30/2020, retrospective, Iran, Middle East, peer-reviewed, mean age 55.2, 7 authors.
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