Vasculitis & polymyalgia rheumatica
Incidence and clinical manifestations of giant cell arteritis in Spain: results of the ARTESER register
Authors' conclusion
We found a predominance among women and during the ninth decade of life with no clear variability according to geographical area or seasons of the year.
Study context
- Population
- Patients aged ≥50 years diagnosed with giant cell arteritis (GCA) between 1 June 2013 and 29 March 2019 at 26 hospitals of the Spanish National Health System (positive biopsy or imaging, 3/5 1990 ACR criteria, or expert clinical diagnosis)cases of GCA
- Participants
- 1,675 patients
- Comparison
- Women vs Men
- Outcome
- Annual incidence of GCA per 100 000 people ≥50 years
Methodological details26 hospitals of the National Health System, Poisson regression
- 26 hospitals of the National Health System
- Poisson regression
Main finding
As reported in the abstract
Annual incidence of GCA (cases per 100 000 people ≥50 years)
Annual incidence, overall
7.42
95% CI 6.57 to 8.27
Further findings
Incidence by sex (cases per 100 000 people ≥50 years)
Incidence by sex (cases per 100 000 people ≥50 years)
- Incidence greater in women than in men
Peak incidence, age 80-84 years (cases per 100 000)
- Incidence at age 80-84 years
- 23.06 (95% CI 20.89 to 25.4)
Geographical distribution and seasonal incidence
- No significant differences between geographical distribution and incidence throughout the year (p=0.125)
Phenotype at diagnosis (patients)
- Cranial
- 1091
- Extracranial
- 337
- Mixed
- 170
Age at diagnosis
- Mean age at diagnosis, years (±8.3)
- 76.9
Original publication
Incidence and clinical manifestations of giant cell arteritis in Spain: results of the ARTESER register. RMD Open. Published 26 March 2024. doi:10.
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