Table 1 Published estimates for GCA and PMR prevalence
From: The prevalence of giant cell arteritis and polymyalgia rheumatica in a UK primary care population
Author | Country; survey type; age threshold | GCA and PMR prevalence | Classification |
|---|---|---|---|
Kyle et al. 1985 [5] | UK; GP practice based survey; ≥ 65 years. | GCA: 1.23 % (95 % CI 0.38 to 2.08) PMR: 1.69 % (95 % CI 0.70 to 2.68) | GCA: Jones and Hazleman PMR: Jones and Hazleman |
Koboyashi et al. 2003 [20] | Japan; Hospital only treated patients in 1997; ≥50 years | GCA: 0.002 % | GCA: ACR 1990 |
Lawrence et al. 2008 [7] Salvarni et al., 1999 [8]. Doran et al. 2002 [9]. | USA; Olmsted County survey of cumulative incidence 1950–1999; ≥50 years | GCA: 0.28 % (95 % CI, 0.19–0.27) - PMR: 0.74 % (95 % CI, 0.67–0.81) | GCA: ACR 1990 PMR: Doran et al. |
Mohammad et al. 2011 [21] | Skåne,Sweden; survey of cumulative incidence 1997 – 2010; ≥50 years | GCA: 0.11 % (95 % CI, 0.10–0.12). | GCA: Temporal artery biopsy positive only |
Herlyn et al. 2014 [10] | Germany; Survey of hospitals, private physicians and insurance companies in 2006; ≥50 years | GCA: 0.04 % (95 % CI 0.04 to 0.05) | GCA: ACR 1990 |
Salaffi et al. 2005 [24] | Italian MAPPING study; population survey; age ≥65 years | PMR: 0.37 % (95 % CI 0.29–0.44) | PMR: Bird et al. |
Bernatsky et al. 2009 [23] | Canada; hospital record survey, cumulative incidence 1995–2006; ≥50 years | PMR: 0.64 % (urban); 0.86 % (rural) | PMR: Physician billing twice within 2 months or stated on hospital discharge. |
Pamuk et al. 2009 [19] | Turkey. Single rheumatology department in a tertiary referral centre, cumulative incidence, ≥50 years | PMR and GCA: 0.02 % | GCA: ACR 1990 PMR: Chuang et al. |