https://www.selleckchem.com/pr....oducts/prt062607-p50
A significantly higher number of patients were in grade II after three-month sessions compared with before treatment (p=0.009), and a significantly lesser number of patients were in grade III (p=0.045). A significantly higher proportion of patients with moderate acne scars, as compared to severe, were in grade II (77.3% vs. 22.7%; p less then 0.001). Conclusion In this study, we found an improvement in the scar grade after microneedling sessions. However, as the study was retrospective, we suggest prospective randomized co