GAGS and IGA Scoring Systems Are Reliable, Correlated for Acne Severity

The Global Acne Grading System (GAGS) and Investigator’s Global Assessment (IGA) are reliable for assessing acne severity and are correlated, but quality of life regarding acne is not correlated with the severity of the disease, according to findings from a study published in Clinical, Cosmetic, and Investigational Dermatology, per Dermatology Advisor.