Table 1

Clinical phenotypic classification of COVID-19 infection

Clinical phenotype classificationType
Mild disease
Possible fever without respiratory failure, negative chest radiograph or CT chest scan1
Moderate disease
Possible fever with chest X-ray (or chest CT scan) positive for consolidation and/or arterial blood gas analysis consistent with mild respiratory failure2
Severe disease
Possible fever with severe respiratory failure evidenced by arterial blood gas analysis during triage3
‚ÄÉRespiratory failure with a suspicion of initial ARDS or complicated pneumonia4
  • ARDS, acute respiratory distress syndrome.