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All Studies   Meta Analysis   Recent: 
0 0.5 1 1.5 2+ Mortality 32% Improvement Relative Risk c19hcq.org Lagier et al. HCQ for COVID-19 LATE TREATMENT Favors HCQ Favors control
Outcomes of 2,111 COVID-19 hospitalised patients treated with 2 hydroxychloroquine/azithromycin and other regimens in Marseille, France: a 3 monocentric retrospective analysis
Lagier et al., Therapeutics and Clinical Risk Management, doi:10.2147/TCRM.S364022
4 Jun 2021    Source   PDF   Share   Tweet
Retrospective 2,011 hospitalized patients in France, median age 67, showing lower mortality with HCQ+AZ, and further benefit with the addition of zinc.
risk of death, 32.0% lower, HR 0.68, p = 0.004, treatment 93 of 1,270 (7.3%), control 146 of 841 (17.4%), NNT 10.0, adjusted per study, multivariable, Cox proportional hazards.
Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates
Lagier et al., 4 Jun 2021, retrospective, France, peer-reviewed, 32 authors.
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This PaperHCQAll
Late treatment
is less effective
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