Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Remission
RCT	97 people with psoriasis that was stable for at least 3 months, and who had finished at least 6 months' treatment with methotrexate	Median time to relapse (defined as doubling of baseline modified psoriasis severity score) 113 days with maintenance treatment with calcipotriol 35 days with placebo	P <0.001	Effect size not calculated	calcipotriol