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Table 2 Baseline characteristics of study patients with acne (n = 123)

From: Comparison of efficacy of commercially available vs. freshly prepared salicylic acid peel in treatment of acne: a randomized open-label study

Characteristic

No. of patients in commercially available SA peel group; n = 60(%)

No. of patients in freshly prepared SA peel group; n = 63(%)

Total

n = 123(%)

Chi-square test (P value)

Age in years

 12–20

24

18

42 (34.15)

 

 21–30

30

38

68 (55.28)

0.05

 31–40

6

7

13 (10.57)

 

Mean age (mean ± SD)

23.47 ± 5.62

22.99 ± 6.35

0.62

Gender (M:F)

0.62:1

0.66:1

0.54

Skin type

 2

2

3

5 (4.07)

0.71

 3

21

25

46 (37.40)

0.64

 4

34

30

64 (52.03)

0.42

 5

3

5

8 (6.50)

0.5

Common presentation

 Papules

60

63

123(100)

0.45

 Pustules

12

16

28 (22.76)

0.68

 Nodules

6

9

15 (12.20)

0.42

 Comedones

56

54

110 (89.43)

0.53

Grading of acne

 Grade 1

23

27

50

0.08

 Grade 2

32

30

62

0.06

 Grade 3

5

4

9

0.68

 Grade 4

0

2

2

0.53

  1. Chi-square test; P value < 0.05 is considered significant
  2. SD standard deviation, M:F male to female ratio