oglobulin; IL-1, interleukin 1; IQR, interquartile range; ITT, intent to treat; mITT, modified intent to treat; Pao2/Fio2, of arterial oxygen partial pressure to fractional inspired oxygen; RCT, randomized controlled trial; RT-PCR, real-time PCR; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; WHO, W