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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.