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The Epidemiology, Management, and the Associated Burden of Related Conditions in Alopecia Areata

CompletedN/A

Sponsor: Momentum Data

Conditions: Alopecia Areata, Depressive Episode, Recurrent Depressive Disorder, Anxiety Disorders, Atopic Dermatitis

Interventions: Exposure of interest (studies 2 & 3).

Countries: United Kingdom

This study series consists of four related studies and aims to explore and describe many important elements of alopecia areata over three key areas: (1) the current epidemiology of alopecia areata, (2) the prevalence and incidence of psychiatric co-morbidities in people with alopecia areata, (3) the prevalence and incidence of autoimmune and atopic conditions in people with alopecia areata, and (4) the incidence of common infections in people with alopecia areata.

Eligibility overview

Sex: ALL

Study type: OBSERVATIONAL

Eligibility criteria

Inclusion Criteria:

* Patients contributing to Royal College of General Practitioners Research and Surveillance Centre(RCGP RCS) primary care database between January 1, 2009 and December 31, 2018, will be eligible for inclusion.
* Only patients aged ≥18 will be eligible for studies 2 and 3.
* Only patients aged ≥ 18 and ≤ 65 will be included in the unemployment and sick day analysis (study 2)

Exclusion Criteria:

* People with the alternative non-AA diagnoses.
* People with AA diagnosis within 6 months of registration.
* People with less than 1 year of follow up available

Locations (1)

London, United Kingdom