8.1. Analysis.

Comparison 8: Topical sulphur versus other topical treatments, Outcome 1: Participants' global self assessment of acne improvement (numerical point system defined by investigator, high = well)

Participants' global self assessment of acne improvement (numerical point system defined by investigator, high = well)
Study	Sulfur‐benzoyl peroxide	Benzoyl peroxide	Sulfur	Placebo	P value
medium term
Vasarinsh 1969	1.15	0.66	0.75	0.53	not report, the author did not state whether the difference is statistical significant.