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. 2021 Dec 28;39(1):16–26. doi: 10.4103/lungindia.lungindia_493_21

Figure 2.

Figure 2

Kaplan–Meier survival estimates by COVID-19 baseline severity. Asymptomatic patients without symptoms of COVID-19. Mild patients with symptoms of COVID-19, but no breathlessness, SpO2 at baseline ≥94%. Moderate patients with COVID-19 pneumonia and breathlessness, SpO2 at baseline ≥94%. Severe patients with COVID-19 and severe hypoxia, SpO2 at baseline <94%