ENO1 and rheumatoid arthritis: In addition, anti-ENO1 antibody titers correlated with RA clinical characteristics such as DAS28 (r = 0.17, p = 0.009 by Spearman test), ESR (r = 0.21, p = 0.001), and anti-CCP antibody titer (r = 0.17, p = 0.015) in RA patients (Table 3).