prevalence is estimated at between 1:100 and 1:600 (1,2)
a UK Population based clinical practice research of diagnosed and undiagnosed cases suggests a prevalence of 0.77% (3)
UK survey data suggest that the reported average age at disease onset is 21.8 years, but patients first enter hospital settings at the age of 38y (3)
is most common in women of childbearing age, with a female to male ratio of 3:1 (3)
Reference:
(1) Harrison BJ et al. The prevalence of hidradenitis suppuritiva in South Wales. In: Marks R, Plewig G (eds). Acne and related disorders. London: Martin Dunitz, 1991, 365-6.
(2) Jemec GBE et al . The prevalence of hidradenitis suppuritiva and its potential precursor lesions. J Am Acad Dermatol 1996,35, 191-4.
(3) Hasan S B, Harris C, Collier F. Hidradenitis suppurativa BMJ 2022; 379 :e068383 doi:10.1136/bmj-2021-068383
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