Comparative Effectiveness and Safety of Fractional Laser and Fractional Radiofrequency for Atrophic Acne Scars: A Retrospective Propensity Score Analysis.

Life (Basel) · 2025 · PMC12471114 · PMID 41010320

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did not reach statistical significanceno p-value reported

A slightly higher incidence of acneiform eruptions was observed in the FL group, although this difference did not reach statistical significance.

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a numerical trendno p-value reported

While FRF showed a numerical trend toward greater clinical improvement at 1-, 3-, and 6-month follow-up intervals, these differences did not consistently achieve statistical significance.

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