Alopecia areata

DOID EFO MESH SNOMED PheWeb

L12_ALOPECAREATA

alopecia areata: Loss of scalp and body hair involving microscopically inflammatory patchy areas.

Endpoint definition

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FinnGen phenotype data

321302 individuals

Apply sex-specific rule None

321302

Check conditions None

321302

Filter registries

Hospital Discharge: ICD-10 L63

Hospital discharge: ICD-9 7040B|7040C

Hospital discharge: ICD-8 70400

Cause of death: ICD-10 L63

Cause of death: ICD-9 7040B|7040C

Cause of death: ICD-8 70400

509

Check pre-conditions, main-only, mode, ICD version

Look only at ICD versions H.D: 10, 8, 9 ; C.O.D: 10, 8, 9

509

Check minimum number of events None

509

Include endpoints None

509

L12_ALOPECAREATA

Extra metadata

Level in the ICD hierarchy 3

First used in FinnGen datafreeze DF2

Parent code in ICD-10 L60-L75

Name in latin Alopecia areata

Similar endpoints

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List of similar endpoints to Alopecia areata based on the number of shared cases.

Broader endpoints:

Narrower endpoints:

None

Show all endpoint correlations

Summary Statistics

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Key figures

	All	Female	Male
Number of individuals	483	365	118
Unadjusted prevalence (%)	0.16	0.21	0.09
Mean age at first event (years)	41.42	41.76	40.39

Mortality

Follow-up	Absolute risk	HR [95% CI]	p	N
1998–2019	0.04	3.58 [2.00, 6.42]	1.8e-5	15
15 years	0.02	2.92 [1.54, 5.54]	1.0e-3	11
5 years	-	-	-	-
1 year	-	-	-	-

Age distribution of first events

Year distribution of first events

Cumulative Incidence

Correlations

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Index endpoint: L12_ALOPECAREATA – Alopecia areata
GWS hits: 0

Survival analyses between endpoints

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Plot

before Alopecia areata
after Alopecia areata

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Table

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Drugs most likely to be purchased after Alopecia areata

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