KDR and rheumatoid arthritis: Our results indicated that VEGFR2 rs11941492 C/T polymorphism (TT vs CC, P = .012, OR = 0.61, 95% CI = 0.41–0.89; TT vs CT + CC, P = .017, OR = 0.63, 95% CI = 0.43–0.92) was associated with a significantly decreased risk of RA.