IFNA1 and systemic lupus erythematosus: In this hospital-based case-control study, we found that the miR-181b rs322931 C but not IFNA1 rs1332190 and rs10811543 was associated with an increased trend of SLE risk, whereas combined analysis showed a significant association of rs322931-rs1332190 and rs322931-rs10811543 with SLE risk.