Fig. 1From: Serum uric acid is associated with coronary artery calcification in early chronic kidney disease: a cross-sectional studyRestricted cubic splines of serum uric acid on the coronary artery calcium score > 0, stratified by CKD stage. A total, B eGFR < 30 ml/min/1.73m2, C eGFR 30–59 ml/min/1.73m , D eGFR ≥ 60 ml/min/1.73m2Back to article page