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Table 3 Objective evaluation of acne after peeling with commercially available SA peel

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

Morphology of lesions Commercially available SA peel (day 0) (mean) Commercially available SA peel (at 12 week) (mean) Mean percentage of reduction P value*
Comedones 6.27 + 2.4 1.24 + 0.79 88.45 + 0.15 0.002
Papules 7.11 + 4.35 1.58 + 0.6 89.16 + 0.15 0.01
Pustules 2.06 + 1.8 0.17 + 0.37 31.47 + 0.45 0.06
Nodules 1.04 + 0.23 0.04 + 0.2 50.0 + 0.22 0.5
  1. *Paired t test; P < 0.05 was considered significant