Role of Hospital Volumes in Identifying Low-Performing and High-Performing Aortic and Mitral Valve Surgical Centers in the United States
Khera R, Pandey A, Koshy T, Ayers C, Nallamothu BK, Das SR, Drazner MH, Jessen ME, Kirtane AJ, Gardner TJ, de Lemos JA, Bhatt DL, Kumbhani DJ. Role of Hospital Volumes in Identifying Low-Performing and High-Performing Aortic and Mitral Valve Surgical Centers in the United States. JAMA Cardiology 2017, 2: 1322-1331. PMID: 29117319, PMCID: PMC5815001, DOI: 10.1001/jamacardio.2017.4003.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAortic ValveBayes TheoremCoronary Artery BypassDatabases, FactualFemaleHeart Valve Prosthesis ImplantationHospital Bed CapacityHospital MortalityHospitals, High-VolumeHospitals, Low-VolumeHospitals, TeachingHumansMaleMiddle AgedMitral ValveMitral Valve AnnuloplastyQuality of Health CareUnited StatesConceptsSurgical aortic valve replacementRisk-standardized mortality ratesMV replacementHospital procedure volumeMV repair proceduresHospital volumeSurgical proceduresProcedure volumeMitral Valve Surgical ProceduresHospital risk-standardized mortality ratesHigh-volume tertilesHospital surgical volumeMV surgical proceduresRisk-standardized outcomesAortic valve replacementCoronary artery bypassLow-volume hospitalsGood surgical outcomeMedian annual volumeRisk-adjusted outcomesLowest volume tertileHospital performanceRepair proceduresSAVR proceduresArtery bypass