Comparison 10. Topical sulphur versus no treatment.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
10.1 Participants' global self‐assessment of acne improvement (numerical point system defined by investigator, high = well)	1		Other data	No numeric data
10.1.1 medium term	1		Other data	No numeric data
10.2 Withdrawal for any reason	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
10.2.1 medium term	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
10.3 Change in lesion counts (scores, high = well)	1		Other data	No numeric data
10.4 Physicians' global evaluation of acne improvement	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
10.4.1 moderate to good improvement (medium term)	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected
10.5 Physicians' global evaluation of acne improvement (numerical point system defined by investigator, high=well)	1		Other data	No numeric data
10.5.1 medium term	1		Other data	No numeric data
10.6 Minor adverse events ‐ erythema and drying	1		Risk Ratio (M‐H, Random, 95% CI)	Totals not selected