Table 4.

Proportion of patients achieving success on the Investigator's Global Assessment^a

Study arm	Investigator's Global Assessment		Investigator's Global Assessment including erythema
	Proportion	OR (95% CI)b	Proportion	OR (95% CI)b
Minocycline 3%	43/93	2·03 (1·04–3·95)	36/93	1·66 (0·83–3·32)
Minocycline 1%	35/90	1·40 (0·71–2·75)	32/90	1·35 (0·67–2·73)
Vehicle	24/78	–	22/78	–

OR, odds ratio; CI, confidence interval; ^asuccess is defined as a two‐grade reduction from baseline and assessments of ‘clear’ or ‘almost clear’ at week 12; ^bvs. the vehicle arm.