posted on 2021-12-07, 18:29authored byImad M. Tleyjeh, Basema Saddik, Nourah AlSwaidan, Ahmed AlAnazi, Rakhee K. Ramakrishnan, Deema Alhazmi, Ahmad Aloufi, Fahad AlSumait, Elie Berbari, Rabih Halwani
* Using Chi-Square analysis and Fisher’s exact test where appropriate # Seven category scale: Scale 3: admitted to hospital not requiring supplemental oxygen, Scale 4: admitted to hospital requiring supplemental oxygen; Scale 5: admitted to hospital requiring HFNC or non-IMV or both; Scale 6: admitted to hospital requiring ECMO or IMV or both.