Blood urea nitrogen to creatinine ratio is associated with congestion and mortality in heart failure patients with renal dysfunction
Parrinello G, Torres D, Testani JM, Almasio PL, Bellanca M, Pizzo G, Cuttitta F, Pinto A, Butler J, Paterna S. Blood urea nitrogen to creatinine ratio is associated with congestion and mortality in heart failure patients with renal dysfunction. Internal And Emergency Medicine 2015, 10: 965-972. PMID: 26037394, DOI: 10.1007/s11739-015-1261-1.Peer-Reviewed Original ResearchConceptsBUN/CrInferior vena cavaRenal dysfunctionHeart failureVenous congestionBUN/Cr ratioMultiple logistic regression modelNYHA class 3Independent risk factorLong-term mortalityHeart failure patientsGlomerular filtration rateBlood urea nitrogenReceiver-operating characteristic analysisLogistic regression modelsCause deathHF outpatientsHF severityLower eGFRRenal functionAmbulatory visitsFailure patientsCreatinine ratioSingle centerRenal biomarkers