New Rheumatoid Arthritis Baseline ESR or CRP within Three Months
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This measure identifies adult patients newly diagnosed with rheumatoid arthritis during the first 8 months of the measurement year who received erythrocyte sedimentation rate (ESR) or C-reactive protein (CRP) lab tests either 4 months (3 months + 1-month grace period) before or after the initial diagnosis.
CBE ID0601