CRP and systemic lupus erythematosus: In addition, anti-dsDNA IgG [1093.37 (448.21–2215.30) U/L], ESR [25.45 (18.13–54.48) mm/h], CRP [1.66 (0.67–5.49) mg/mL] serum levels and the number of neutrophils [3.73(2.60–5.65) × 109/mL] were significantly increased in the SLE group compared with healthy controls (p < 0.05).