Felty syndrome

Felty's syndrome: Felty syndrome (FS), also known as ''super rheumatoid'' disease, is a severe form of rheumatoid arthritis (RA), characterized by a triad of RA, splenomegaly and neutropenia, resulting in susceptibility to bacterial infections.

Endpoint definition

Name FELTY
Long name Felty syndrome
Hospital Discharge registry ICD-10: M050, ICD-8: 71210
Cause of Death registry ICD-10: M050, ICD-8: 71210
First defined in version DF2
Latin name Syndroma Felty

Summary Statistics

Key figures

All Female Male
Number of individuals 66 43 23
Unadjusted prevalence (%) 0.03 0.04 0.02
Mean age at first event (years) 61.39 60.78 62.54
Case fatality at 5-years (%) 12.12 16.28 4.35

Longitudinal metrics

All Female Male
Median nb. of events per indiv. 1.0 1.0 1.0
Recurrence at 6 months (%) 27.27 25.58 30.43

Survival analyses between endpoints

Plot

before Felty syndrome
after Felty syndrome

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