At baseline, the mean (range) for duration of RA was 79 (2-243) months, TJC was 18.6 (5.3-48.2) joints, SJC was 15.8 (5.0-41.6) joints, baseline ESR was 51.6 (23.8-91.6) mm/h, baseline CRP level was 4.12 (1.10-8.64) mg/dL (to convert to milligrams per liter, multiply by 10), DAS28 was 6.3 (4.0-8.8), and rheumatoid factor positivity was 77% (0%-100%). This evidence concerns the gene CRP and rheumatoid arthritis.