Fig. 1From: Association between inflammation and systolic blood pressure in RA compared to patients without RAThe relationship between C-reactive protein levels (CRP) and systolic blood pressure with 95% confidence intervals, in the rheumatoid arthritis (RA) outpatient population and the general population (National Health and Nutrition Examination Survey (NHANES)). RA outpatient population CRP range 0.20–126.90 mg/L; NHANES CRP range 0.01–18.01 mg/LBack to article page