No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
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At a Glance
Age
12 and older
Sex
Any
Study type
Observational
Participants needed
2,795 (estimated)
Sponsor
AbbVie · Industry
Who this trial is looking for
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This study is to assess the burden of disease in adolescent and adult participants with moderate or severe alopecia areata (AA), non-segmental vitiligo (NSV), or moderate to severe hidradenitis suppurativa (HS) in a large global real-world participant population.
Trial Locations
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Status
Eligibility Criteria
Inclusion Criteria:
* Participants with Physician-confirmed diagnosis of non-segmental vitiligo (NSV), moderate to severe Alopecia Areata (AA), or moderate to severe hidradenitis suppurativa (HS)
* Participants Ability to understand study questionnaires, with caregiver support as required for adole…
Inclusion Criteria:
* Participants with Physician-confirmed diagnosis of non-segmental vitiligo (NSV), moderate to severe Alopecia Areata (AA), or moderate to severe hidradenitis suppurativa (HS)
* Participants Ability to understand study questionnaires, with caregiver support as required for adolescents
Exclusion Criteria:
* Participating in interventional clinical trial(s) at time of study visit (participation in another non-interventional study or registry does not exclude a participant from this study)
* Unable or unwilling to comply with study requirements and PRO collection
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