IBD patients in KELA-register

inflammatory bowel disease: A spectrum of small and large bowel inflammatory diseases of unknown etiology. It includes Crohn's disease, ulcerative colitis, and colitis of indeterminate type.

Endpoint definition

FinnGen phenotype data
diagram bullet diagram downward connector

Filter registries KELA purch., KELA reimb.

KELA reimbursements: KELA codes 208|209

Check pre-conditions None

Include endpoints None

Check conditions None

Apply sex-specific rule None

diagram downward connector K11_KELAIBD

Extra metadata

Level in the ICD hierarchy 3
First used in FinnGen datafreeze DF3

Similar endpoints

List of similar endpoints to IBD patients in KELA-register based on the number of shared cases.

Venn diagram with an highlighted set fully inside another set Broader endpoints:

Venn diagram with a set fully inside an highlighted set Narrower endpoints:

Show all endpoint correlations

Summary Statistics

Key figures

All Female Male
Number of individuals 5047 2683 2364
Unadjusted prevalence (%) 1.94 1.83 2.09
Mean age at first event (years) 40.50 38.82 42.40


Follow-up Absolute risk HR [95% CI] p N
1998–2019 0.02 1.04 [0.73, 1.48] 8.4e-1 164
15 years 0.01 1.06 [0.75, 1.50] 7.3e-1 103
5 years 0.00 1.53 [0.99, 2.37] 5.5e-2 30
1 year - - - -


Index endpoint: K11_KELAIBD – IBD patients in KELA-register
GWS hits: 22

Survival analyses between endpoints


before IBD patients in KELA-register
after IBD patients in KELA-register

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Drugs most likely to be purchased after IBD patients in KELA-register