Retrospective 180 hospitalized COVID-19 patients in Sierra Leone, showing lower mortality with vitamin C treatment in unadjusted results.
risk of death, 83.0% lower, RR 0.17, p < 0.001, treatment 8 of 116 (6.9%), control 26 of 64 (40.6%), NNT 3.0.
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Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates
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This study is excluded in the after exclusion results of meta
analysis:
unadjusted results with no group details.
Tu et al., 1/13/2022, retrospective, Sierraleone, Africa, peer-reviewed, 11 authors, study period 31 March, 2020 - 11 August, 2020.
Contact:
cww302@126.com, jjzheng@vip.sina.com, stevesyllo@gmail.com.