Skinner 1985

Methods	Individual randomised controlled trial
Participants	Dx: seborrhoeic dermatitis (physician diagnosis implied in text)
Interventions	Intervention: 2% ketoconazole cream applied twice daily to scalp, face and ears for 4 weeks (n = 20) Control: vehicle cream applied on similar regimen (n = 17)
Outcomes	Total clearance
Notes	Country: USA No conflict of interest. No baseline information on participants
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Unclear risk	"... assigned ... in a randomized fashion"
Allocation concealment (selection bias)	Unclear risk	Not reported
Baseline comparable?	Unclear risk	Not reported
Patient blinded?	Unclear risk	"... double-blind ..."
Provider blinded?	Unclear risk	"... double-blind ..."
Outcome assessor blinded?	Unclear risk	"... double-blind ..."
Co-interventions avoided?	Low risk	"... other medication not allowed"
Compliance acceptable?	Unclear risk	Not reported
Drop-out acceptable?	Low risk	No drop-out
Selective outcome reporting acceptable?	Low risk	All outcomes reported
ITT?	Unclear risk	Not reported