Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Psoriasis severity
RCT	46 people with mild to moderate chronic plaque psoriasis	Mean PASI scores 6 weeks 0.0 with calcipotriol plus short-contact dithranol 1.2 with dithranol alone	P = 0.0001	Effect size not calculated	calcipotriol plus dithranol