Table 2.

Post-adolescent acne and smoking

	Smokers	Non smokers	Total
Number of patients	277	723	1000
Acne*	155	70	185
APAA	105	33	138
mAPAA	96	31	127
sAPAA	9	2	11
CPAA	10	37	47
Healthy	162	653	815

*OR: 6.622; ci 95%: 4.7–9.3. APAA, atypical post-adolescent acne, CPAA, classical post-adolescent acne, m, mild to moderate, s, severe.