Alopecia areata
Description
alopecia areata: Loss of scalp and body hair involving microscopically inflammatory patchy areas.
Data source
| FinnGen phenocode | L12_ALOPECAREATA |
| Hospital Discharge registry | ICD-10: L63, ICD-9: 7040B/7040C, ICD-8: 70400 |
| Cause of Death registry | ICD-10: L63, ICD-9: 7040B/7040C, ICD-8: 70400 |
| Level in the ICD-hierarchy | 3 |
| First defined in version | DF2 |
Key figures
| Sex | All | Female | Male |
| Number of individuals | 219 | 172 | 47 |
| Unadjusted prevalence (%) | 0.13 | 0.17 | 0.06 |
| Mean age at first event (years) | 40.48 | 40.91 | 38.9 |
| Case fatality at 5-years (%) | 0.0 | 0.0 | 0.0 |
Longitudinal metrics
| Sex | All | Female | Male |
| Median nb. of events per indiv. | 2 | 2 | 1 |
| Recurrence at 6 months (%) | 47.49 | 49.42 | 40.43 |
Associations
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