TABLE 2.

Acne severity and menses

VARIABLE	PERIMENSTRUAL ACNE (%)
Severity of acne during menstrual cycle
Week preceding menses	56
During menses	17
After menses	3
Throughout cycle	24
Acne breakouts and number of days prior to menses
0-1 days	7
2-3 days	43
4-7 days	41
>7 days	9
Acne resolution and days post menses
0-1 days	14
2-3 days	41
4-7 days	22
Never resolves	23
Oral contraceptive pill use
Yes	35
No	65