Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Symptom improvement
RCT	56 people with mild to moderate chronic plaque psoriasis	Mean reduction in Psoriasis Area and Severity Index (PASI) score 3 months 1.3 with classic acupuncture 2.3 with sham acupuncture	P >0.05		Not significant