CRP and transient ischemic attack: BMI, body mass index (kilograms per square meter); RF, rheumatoid factor (yes/no); ACPA, anti-citrullinated peptide antibody (yes/no); CRP, C-reactive protein (milligrams per liter); ESR, erythrocyte sedimentation rate (millimeters per hour); DAS, disease activity score (DAS28 score); HAQ, health assessment questionnaire disability index; AUC, area under the curve; TIA, transient ischemic attack.