Accordingly, our meta-analysis showed a strong association of the NCF1 rs201802880 polymorphism with SLE, where the minor allele conferred a more than 3-fold risk of developing the disease (OR = 3.20; 95% CI = 2.79–3.66, p < 1 × 10−16). Here, NCF1 is linked to systemic lupus erythematosus.