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Article History

Accepted: 27 July 2021

First Online: 23 September 2021

Declarations

:

: The study was funded by Incyte Corporation, Wilmington, DE, USA.

: KE is a consultant for AbbVie, Incyte Corporation, La Roche-Posay, Pfizer, Pierre Fabre, Sanofi, and Viela Bio. VE has nothing to disclose. HJ and FIK were employees and shareholders of Incyte Corporation when the study was conducted. KB and DS are employees and shareholders of Incyte Corporation. AGP has served as an investigator for Aclaris Therapeutics, Immune Tolerance Network, Incyte Corporation, and Pfizer; a consultant for Arcutis, Avita, Chromaderm, Immune Tolerance Network, Incyte Corporation, Pfizer, Viela Bio, and Villaris; and a board member who also holds stock options for Clarify Medical and Tara Medical.

: Because data were collected from published articles, no ethical approval was required for the study.

: Not applicable.

: Not applicable.

: All data were collected from published articles available in the public domain.

: Not applicable.

: KE, VE, HJ, KB, FIK, DS, and AGP contributed to the study design, including formulation of the search strategy, had access to extracted data, and contributed to data interpretation. KE, VE, HJ, KB, FIK, DS, and AGP were involved in drafting the manuscript. KE, VE, HJ, KB, FIK, DS, and AGP approved the final version for submission and agree to be accountable for all aspects of the work.

: Data in this article were previously presented, in part, at the European Academy of Dermatology and Venereology 2020 Virtual Congress (29–31 October, 2020) and the Vitiligo International Symposium 2020 Virtual Conference (5–6 December, 2020).