4C Mortality Score for COVID-19Score of 9 or more is high riskLoading...Age (in years)less than 50050-59+260-69+470-79+680 or older+7SexFemale0Male+1Glasgow Coma Score150less than 15+2C reactive proteinless than 50050-99+1100 or more+2No of comorbidities001+12 or more+2Respiratory rateless than 20020-29+130 or more+2Urea7 or less07-14+1more than 14+3Peripheral oxygen saturation on room air92 or more0less than 92+2Indications for UseInsights & Cautions