Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Recovery of motor function
Systematic review	1987 people 7 RCTs in this analysis	Proportion of people with incomplete recovery end of trial 51/330 (15%) with corticosteroids plus antiviral treatment 91/328 (28%) with placebo	RR 0.56 95% CI 0.41 to 0.76 P = 0.002	Moderate effect size	corticosteroids plus antiviral treatment