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. Author manuscript; available in PMC: 2010 Feb 24.
Published in final edited form as: J Immunol. 2009 Dec 15;183(12):8258–8267. doi: 10.4049/jimmunol.0901784

Table I.

Demographic characteristics of RA patients and control populations

RA Controls p
n 67 54
Age (years) 51.8±8.4 49.4±10.2 0.158
Gender (F/M) 52/15 43/11 0.788
Ethnicity (AA/C/H/A)a 25/37/1/4 27/22/1/4 0.471
a

AA, African American; C, Caucasian; H, Hispanic; A, Asian