CRP and rheumatoid arthritis: The median CRP levels in low-normal weight, overweight, and obese RA patients were respectively 7 mg/L (IQR = 3–23 mg/L), 12 mg/L (IQR = 4–23 mg/L), and 10 mg/L (IQR = 4–24 mg/L; p = 0.39).