FCGR2A and rheumatoid arthritis: A meta-analysis performed by Lee et al. revealed an association of the protective allele G of the FCGR2A with RA in Europeans OR = 0.8 [CI: 0.687–0.968], p = 0.02, but not in Asian population: OR = 0.9 [CI: 0.778–1.040] p = 0.15 [29].