Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Re-pigmentation
Systematic review	20 people (aged 10–49 years) with generalised vitiligo for at least 1 year with patches on body sites not exposed to the sunlight Data from 1 RCT	Proportion showing re-pigmentation 3 months 45% with blister grafts 65% with split-thickness grafts Absolute numbers not reported	Not reported