Skip to main content

Table 3 Ethnic variation in prevalence of rheumatoid arthritis: studies using radiography for primary screening

From: Risk for rheumatic disease in relation to ethnicity and admixture

     Prevalence/1000
Ethnicity Location Age range (years) Criteria Males Females
Chippewa Native American Minnesota, USA [34] >18 ACR 48 59
Pima Native American Arizona, USA [32] >30 ARA* 50 60
Pima Native American Arizona, USA [63] >20 ARA 32 70
Afro-American NHES, USA [37] 18–79 ARA* 7 16
European-American NHES, USA [37] 18–79 ARA* 7 16
European-American Sudbury, USA [64] 15–75 ARA* 5 15
  1. ARA* refers to diagnosis based on modified ARA criteria. ACR, American College of Rheumatology; ARA, American Rheumatism Association; NHES, National Health Examination Survey.