Lesion

Weeks

Group

Mean

P-value

Decreation (%)

Whiteheads

4W

Con

PAC

8.50

6.15

0.005*

27.2

Blackheads

4W

Con

PAC

7.05

6.20

0.003*

11.3

Papules

4W

Con

PAC

2.13

1.83

0.123*

14.1

Pustules

4W

Con

PAC

0.55

0.50

0.614*

9.1