External validation of the 4C Mortality Score for hospitalised patients with COVID-19 in the RECOVER network.
Alexandra June GordonPrasanthi GovindarajanChristopher L BennettLoretta MathesonMichael A KohnCarlos CamargoJeffrey A KlinePublished in: BMJ open (2022)
We independently validated 4C Score as predicting risk of 30-day mortality in hospitalised SARS-CoV-2+ patients. We recommend dropping the CRP component of the score and using our recalibrated mortality risk estimates.