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. 2021 Mar 4;160(7):2435–2450.e34. doi: 10.1053/j.gastro.2021.02.056

Supplementary Table 3.

Criteria for Scoring Disease Severity in Patients With COVID-19

Severity score Criteria
Mild Spo2 of >94% on room air AND no pneumonia on imaging
Moderate Spo2 of <94% on room air OR pneumonia on imaging
Severe High-flow nasal cannula, non-rebreather mask, bilevel positive airway pressure (noninvasive positive airway ventilation), or mechanical ventilation AND no pressor medications AND creatinine clearance >30 mL/min AND alanine aminotransferase of <5 times the upper limit of normal
Severe with EOD High-flow nasal cannula, non-rebreather mask, bilevel positive airway pressure (noninvasive positive airway ventilation), or mechanical ventilation AND pressor medications OR creatinine clearance of <30 OR new renal replacement therapy OR alanine aminotransferase of >5 times the upper limit of normal