Analysis of Alopecia Areata Surveys Suggests a Threshold for Improved Patient-Reported Outcomes

June 2022 in “ British Journal of Dermatology ”

Yael Renert‐Yuval, Joel Corrêa da Rosa, Sandra Garcet, Ana B. Pavel, Jennifer Bares, Margot Chima, Jason E. Hawkes, Patricia Gilleaudeau, Mary Sullivan‐Whalen, Giselle Singer, James G. Krueger, Emma Guttman‐Yassky

alopecia areata Alopecia Areata Quality of Life Index Alopecia Areata Symptom Impact Scale SALT score scalp hair loss

Studysummary This study found that the Alopecia Areata Symptom Impact Scale (AASIS) is a better tool than the Alopecia Areata Quality of Life Index (AA-QLI) for assessing patient-reported outcomes in alopecia areata.

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This study analyzed the effectiveness of two alopecia areata-targeted questionnaires, the Alopecia Areata Quality of Life Index (AA-QLI) and the Alopecia Areata Symptom Impact Scale (AASIS), in assessing patient-reported outcomes. It found that AASIS was more effective in correlating with alopecia areata severity and clinical response. The study suggested that achieving a SALT score of ≤ 20, indicating 20% or less scalp hair loss after treatment, should be considered a threshold for meaningful therapeutic outcomes. This threshold could guide clinicians and improve the design of future clinical trials, as patients with this level of hair loss reported improvements in various quality-of-life aspects.

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