Transient ischemic attack


transient ischemic attack: A brief attack (from a few minutes to an hour) of cerebral dysfunction of vascular origin, with no persistent neurological deficit.

Endpoint definition

FinnGen phenotype data

321302 individuals

diagram downward connector

Apply sex-specific rule None


diagram downward connector

Check conditions None


diagram downward connector
diagram bullet

Filter registries

Hospital Discharge: ICD-10 G45
Hospital discharge: ICD-9 435
Hospital discharge: ICD-8 435
Hospital discharge: excluded ICD-10 G45.4
Cause of death: ICD-10 G45
Cause of death: ICD-9 435
Cause of death: ICD-8 435
Cause of death: excluded ICD-10 G45.4


diagram downward connector
diagram bullet

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

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


diagram downward connector

Check minimum number of events None


diagram downward connector

Include endpoints None


diagram downward connector

Extra metadata

First used in FinnGen datafreeze DF2
Parent code in ICD-10 G40-G47
Name in latin Ischaemia cerebri transitoria et syndomata cognata

Summary Statistics

Key figures

All Female Male
Number of individuals 13790 6606 7184
Unadjusted prevalence (%) 4.47 3.81 5.32
Mean age at first event (years) 65.01 64.40 65.57


Follow-up Absolute risk HR [95% CI] p N
1998–2019 0.03 2.55 [2.18, 2.99] 4.7e-31 2659
15 years 0.01 1.51 [1.33, 1.72] 5.3e-10 1239
5 years 0.00 2.71 [2.42, 3.03] 1.6e-67 843
1 year - - - -

Age distribution of first events

Year distribution of first events

Cumulative Incidence


Index endpoint: I9_TIA – Transient ischemic attack
GWS hits: 0

Survival analyses between endpoints


before Transient ischemic attack
after Transient ischemic attack

loading spinner Loading survival analyses plot

Drugs most likely to be purchased after Transient ischemic attack