From: A principal-components-based clustering method to identify multiple variants associated with rheumatoid arthritis and arthritis-related autoantibodies
Cases (n= 515)
Controls (n= 672)
Sex
   Male n (%)
131 (25.4%)
200 (29.8%)
   Female n (%)
384 (74.6%)
472 (70.2%)
Anti-CCP (units/mL) Mean (SD)
194.9 (234.9)
N/A
RFUW (IU/mL) Mean (SD)
271.1 (471.7)