Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Healing
[56] RCT 3-armed trial	94 people	Rate of complete ulcer healing after 12 weeks 32% with repifermin 20 micrograms/cm2 38% with repifermin 60 micrograms/cm2 29% with placebo Absolute numbers not reported	P = 0.57 for all doses of human keratinocyte growth factor 2 v placebo		Not significant