Willems, Damon http://orcid.org/0000-0001-8263-4047
Hinzpeter, Eva-Lotta
Van der Zee, Hessel H.
Sayed, Christopher J.
Ingram, John R.
Beaudart, Charlotte
Evers, Silvia M. A. A. http://orcid.org/0000-0003-1026-570X
Hiligsmann, Mickael http://orcid.org/0000-0003-4274-9258
Article History
Accepted: 15 December 2022
First Online: 11 January 2023
Declarations
:
: No funding was received for the conduct of this study.
: DW is a registered PhD student at Maastricht University and an employee of UCB Pharma, UCB Pharma had no role in the design, conduct, and analysis of the study, or in the writing/reviewing of this manuscript. EH is a registered PhD student at Maastricht University and an employee of EY-Parthenon, EY-Parthenon had no role in the design, conduct, and analysis of the study, or in the writing/reviewing of this manuscript. HZ received consultancy fees from Abbvie, InflaRX, Novartis, and Insmed. CS is a speaker for Abbvie and Novartis, a consultant for Abbvie, Novartis, UCB, InflaRx, and Alcaris, has received education grants from Abbvie, and has been an investigator with fees paid to his institution for Abbvie, Novartis, Incyte, InflaRx, Chemocentryx, and UCB. CS has an unpaid position on the board of the Hidradenitis Suppurativa Foundation. JRI received a stipend as Editor-in-Chief of the <i>British Journal of Dermatology</i> and an authorship honorarium from UpToDate. He is a consultant for Boehringer Ingelheim, ChemoCentryx, Citryll, Novartis, and UCB Pharma and has served on advisory boards for Insmed, Kymera Therapeutics, and Viela Bio. He is co-copyright holder of the HiSQOL Questionnaire, Investigator Global Assessment, and Patient Global Assessment instruments for HS. His department receives income from copyright of the Dermatology Life Quality Instrument and related instruments. CB, SE, and MH have no conflicts of interest that are directly relevant to the content of this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of Maastricht University and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Ethics approval was granted by the Faculty of Health, Medicine and Life Sciences of Maastricht University on 3 January, 2022 (FHML-REC/2021/115).
: Informed consent was obtained from all individual participants included in the study.
: The submission does not include personal details or images that may lead to the identification of participants and all participants gave consent to publish their anonymized data.
: Maastricht University is committed to share the data that support the findings of this study with qualified external researchers. The requests are to be made to the corresponding author and will be appraised based on their scientific merit.
: Not applicable.
: All authors contributed to the study conception and design. Material preparation, data collection, and analysis were performed by DW, LH, CB, and MH. The manuscript was written by DW and all authors provided feedback throughout the development of the manuscript and read and approved the final manuscript. All authors sufficiently contributed to this research according to ICMJE criteria to qualify as a listed author.