Hidradenitis suppurativa

hidradenitis suppurativa: a common (though rarely diagnosed), chronic skin disease characterized by clusters of abscesses or subcutaneous boil-like "infections" (oftentimes free of actual bacteria) that most commonly affects apocrine sweat gland bearing areas, such as the underarms, under the breasts, inner thighs, groin and buttocks.The disease is not contagious. There are indications that it is hereditary among certain ethnic groups and autoimmune in nature. Onset is most common in the late teens and early 20's.

Endpoint definition

Name L12_HIDRADENITISSUP
Long name Hidradenitis suppurativa
Hospital Discharge registry ICD-10: L732, ICD-9: 7058C
Cause of Death registry ICD-10: L732, ICD-9: 7058C
Level in the ICD-hierarchy 4
First defined in version DF2
Latin name Hidradenitis suppurativa

Summary Statistics

Key figures

All Female Male
Number of individuals 409 281 128
Unadjusted prevalence (%) 0.19 0.23 0.14
Mean age at first event (years) 41.50 40.09 44.57
Case fatality at 5-years (%) 0.73 0.36 1.56

Longitudinal metrics

All Female Male
Median nb. of events per indiv. 2.0 2.0 3.0
Recurrence at 6 months (%) 54.28 51.96 59.38

Survival analyses between endpoints

Plot

before Hidradenitis suppurativa
after Hidradenitis suppurativa

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Drugs most likely to be purchased after Hidradenitis suppurativa