Incidence and Prevalence of Psoriasis in Denmark

The incidence and temporal trends of psoriasis in Denmark between 2003 and 2012 were examined. There was a female predominance ranging between 50.0% (2007) and 55.4% (2009), and the mean age at time of diagnosis was 47.7–58.7 years. A total of 126,055 patients with psoriasis (prevalence 2.2%) were i...

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Bibliographic Details
Main Authors: Alexander Egeberg, Lone Skov, Gunnar H. Gislason, Jacob P. Thyssen, Lotus Mallbris
Format: Article
Language:English
Published: Society for Publication of Acta Dermato-Venereologica 2017-05-01
Series:Acta Dermato-Venereologica
Subjects:
Online Access: https://www.medicaljournals.se/acta/content/html/10.2340/00015555-2672
Description
Summary:The incidence and temporal trends of psoriasis in Denmark between 2003 and 2012 were examined. There was a female predominance ranging between 50.0% (2007) and 55.4% (2009), and the mean age at time of diagnosis was 47.7–58.7 years. A total of 126,055 patients with psoriasis (prevalence 2.2%) were identified. Incidence rates of psoriasis (per 100,000 person years) ranged from 107.5 in 2005 to a peak incidence of 199.5 in 2010. Incidence rates were higher for women, and patients aged 60–69 years, respectively. Use of systemic non-biologic agents, i.e. methotrexate, cyclosporine, retinoids, or psoralen plus ultraviolet A (PUVA) increased over the study course, and were used in 15.0% of all patients. Biologic agents (efalizumab, etanercept, infliximab, adalimumab, or ustekinumab) were utilized in 2.7% of patients. On a national level, incidence of psoriasis fluctuated during the 10-year study course. The relationship between psoriasis incidence and age appeared to be relatively linear, and disease prevalence was comparable to that in other European countries.
ISSN:0001-5555
1651-2057