Table 1.

Respiratory support requirements.

Parameter	Odds ratio at 95%
Reduction of RSR (severely-ill)	2.71 (1.37–4.85)
Reduction of RSR (moderately-ill)	2.82 (1.47–4.91)
Prevention of progression to MV‡	2.02 (0.51–8.0)

CI confidence interval, RSR respiratory support requirements, MV mechanical ventilation.