Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Neutropenia
Systematic review	747 people 4 RCTs in this analysis	Proportion of people with neutropenia 10% with interferon 5 MU to 6 MU three times weekly 1% with interferon 3 MU three times weekly Absolute numbers not reported	P <0.001	Effect size not calculated	lower dose of interferon