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Home   COVID-19 treatment studies for Vitamin C  COVID-19 treatment studies for Vitamin C  C19 studies: Vitamin C  Vitamin C   Select treatmentSelect treatmentTreatmentsTreatments
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All Studies   Meta Analysis   Recent: 
0 0.5 1 1.5 2+ Mortality 36% Improvement Relative Risk Ventilation 20% Recovery time 26% Hospitalization time 24% c19vitaminc.com Kumari et al. Vitamin C for COVID-19 RCT LATE TREATMENT Favors vitamin C Favors control
Kumari, 150 patient vitamin C late treatment RCT: 36% lower mortality [p=0.45], 20% lower ventilation [p=0.67], 26% faster recovery [p=0.0001], and 24% shorter hospitalization [p=0.0001] https://c19p.org/kumari
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The Role of Vitamin C as Adjuvant Therapy in COVID-19
Kumari et al., Cureus 12(11): e11779, doi:10.7759/cureus.11779
30 Nov 2020    Source   PDF   Share   Tweet
RCT 150 hospitalized patients in Pakistan showing 26% faster recovery, p < 0.0001. 36% lower mortality, not statistically significant due to the small number of events. Dosage was 50 mg/kg/day of intravenous vitamin C.
risk of death, 36.4% lower, RR 0.64, p = 0.45, treatment 7 of 75 (9.3%), control 11 of 75 (14.7%), NNT 19.
risk of mechanical ventilation, 20.0% lower, RR 0.80, p = 0.67, treatment 12 of 75 (16.0%), control 15 of 75 (20.0%), NNT 25.
recovery time, 26.0% lower, relative time 0.74, p < 0.001, treatment 75, control 75, days to symptom-free.
hospitalization time, 24.3% lower, relative time 0.76, p < 0.001, treatment 75, control 75, days spent in hospital.
Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates
Kumari et al., 30 Nov 2020, Randomized Controlled Trial, Pakistan, peer-reviewed, 10 authors.
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This PaperVitamin CAll
Late treatment
is less effective
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