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