Risk analysis of COVID-19 hospitalization and critical care by race and region in the United States: a cohort study.

BMC Public Health · 2023 · PMC10401821 · PMID 37542210

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showed a trendno p-value reported

Metformin has been reported to reduce the risk of COVID-19 severity [ 22 ]; while the present results showed a trend toward reduced risk, no significant difference was observed.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.