CFD and rheumatoid arthritis: Additionally, prednisone use was associated with increased adipsin levels in early RA compared to those without the treatment (2.0 [1.5-2.5] μg/mL vs 1.6 [1.4-2.0] μg/mL) (B= 0.55 95%CI [0.12–0.99], and B = 0.52 95%CI[0.10–0.95]).