Table 3 Pairwise comparisons of area under the receiver operator characteristic curve of early warning scores for in-hospital mortality and mechanical ventilation among emergency patients with COVID-19

Mechanical ventilation

qSOFA

0.063

< 0.001

< 0.001

MEWS

< 0.001

< 0.001

<0.001

NEWS

< 0.001

< 0.001

0.037

REMS

< 0.001

0.012

0.793