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Identifying risk factors for mortality in patients admitted to hospital with COVID-19

This article is an evidence commentary based on the study ‘Predictors of mortality in hospitalised COVID-19 patients: a systematic review and meta-analysis’ by Tian et al, published in volume 92 of the Journal of Medical Virology in 2020. This commentary critically appraises the methods used within this systematic review and meta-analysis and discusses the findings in the context of clinical practice.