Total number comedones among participants

Number of comedones/person (average ± S.D.)

T0

T2

T0

T2

Forehead

53

34

1.77 ± 0.73

1.13 ± 0.43

Cheekbone

33

31

1.10 ± 0.31

1.03 ± 0.18

Nose

57

40

1.90 ± 0.48

1.33 ± 0.48

Cheeks

41

31

1.37 ± 0.56

1.03 ± 0.18

Chin

55

38

1.83 ± 0.53

1.27 ± 0.52