Ankylosing spondylitis

ankylosing spondylitis: An autoimmune chronic inflammatory disorder characterized by inflammation in the vertebral joints of the spine and sacroiliac joints. It predominantly affects young males. Patients present with stiffness and pain in the spine.

Endpoint definition

Long name Ankylosing spondylitis
Hospital Discharge registry ICD-10: M45, ICD-8: 7124
Cause of Death registry ICD-10: M45, ICD-8: 7124
Level in the ICD-hierarchy 4
First defined in version DF2
Latin name Spondylarthritis/spondylitis ancylopoetica

Summary Statistics

Key figures

All Female Male
Number of individuals 1462 691 771
Unadjusted prevalence (%) 0.67 0.56 0.82
Mean age at first event (years) 42.31 42.56 42.08
Case fatality at 5-years (%) 0.68 0.72 0.65

Longitudinal metrics

All Female Male
Median nb. of events per indiv. 5.0 4.0 5.0
Recurrence at 6 months (%) 65.18 63.82 66.41

Survival analyses between endpoints


before Ankylosing spondylitis
after Ankylosing spondylitis

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Drugs most likely to be purchased after Ankylosing spondylitis