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Post-treatment outcomes⁎
| Cases with improvement on face (%) | 23 (82.1%) |
| Mean improvement in CASS on face (SD) | –1.8 (1.4) |
| Cases with improvement on chest (%) | 24 (85.7%) |
| Mean improvement in CASS on chest (SD) | –0.5 (0.8) |
| Cases with improvement on back (%) | 20 (71.4%) |
| Mean improvement in CASS on back (SD) | –0.6 (1.0) |
CASS, Comprehensive Acne Severity Scale; SD, standard deviation
Outcomes are inclusive of cases that had no disease involvement of the respective treatment area at baseline.
