Meta-analysis results for all treatments

Treatment relative effect with 95% CI; and degree of certainty (adaptated from GRADE). method

Treament Trials      
clinical deteriorationclinical improvementdeathsviral clearance
IFN alpha2- 0.68 [0.21; 2.20], 1 RCT, I2=0%
inconclusive result
2.45 [0.21; 28.37], 2 RCTs, I2=0%
inconclusive result
2.69 [1.48; 4.87], 2 RCTs, I2=0%
moderate degree of certainty
recombinant super-compound interferon rSIFN-co0----
SNG001 inhaled interferon beta0----