Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Psoriasis severity
RCT	88 people with mild to moderate chronic plaque psoriasis	Change in PASI score from baseline 4 weeks –58% with calcipotriol –36% with dithranol plus coal tar Absolute numbers not reported	P = 0.004	Effect size not calculated	calcipotriol