2022
Institutional Variation in 30‐Day Complications Following Catheter Ablation of Atrial Fibrillation
Ngo L, Ali A, Ganesan A, Woodman R, Krumholz HM, Adams R, Ranasinghe I. Institutional Variation in 30‐Day Complications Following Catheter Ablation of Atrial Fibrillation. Journal Of The American Heart Association 2022, 11: e022009. PMID: 35156395, PMCID: PMC9245833, DOI: 10.1161/jaha.121.022009.Peer-Reviewed Original ResearchConceptsProcedure-related complicationsComplication rateAF ablationAtrial fibrillationCatheter ablationStroke/transient ischemic attackCare qualityTransient ischemic attackRisk of complicationsIschemic attackHospital stayCohort studyCommon complicationHospital dischargePericardial effusionCardiorespiratory failurePrimary outcomeProcedural characteristicsComplicationsPatientsHospitalStudy periodBackground ComplicationsPotential disparitiesFibrillation
2014
Variation in Hospital-Level Risk-Standardized Complication Rates Following Elective Primary Total Hip and Knee Arthroplasty
Bozic KJ, Grosso LM, Lin Z, Parzynski CS, Suter LG, Krumholz HM, Lieberman JR, Berry DJ, Bucholz R, Han L, Rapp MT, Bernheim S, Drye EE. Variation in Hospital-Level Risk-Standardized Complication Rates Following Elective Primary Total Hip and Knee Arthroplasty. Journal Of Bone And Joint Surgery 2014, 96: 640-647. PMID: 24740660, DOI: 10.2106/jbjs.l.01639.Peer-Reviewed Original ResearchConceptsElective total hip arthroplastyTotal hip arthroplastyComplication rateBlack patientsStudy cohortTKA proceduresMedicaid patientsU.S. hospitalsMedicare feeElective primary total hip arthroplastyPrimary total hip arthroplastyElective primary total hipTotal knee arthroplasty proceduresPrimary total hipPeriprosthetic joint infectionKnee arthroplasty proceduresNational Medicare feeHigher proportionHospital-level riskNational Quality ForumCross-sectional analysisHierarchical logistic regressionTKA patientsCommon complicationPatient comorbidities
2008
Long-term Prognosis of Acute Kidney Injury After Acute Myocardial Infarction
Parikh CR, Coca SG, Wang Y, Masoudi FA, Krumholz HM. Long-term Prognosis of Acute Kidney Injury After Acute Myocardial Infarction. JAMA Internal Medicine 2008, 168: 987-995. PMID: 18474763, DOI: 10.1001/archinte.168.9.987.Peer-Reviewed Original ResearchConceptsSevere acute kidney injuryAcute kidney injuryAcute myocardial infarctionMild acute kidney injuryModerate acute kidney injuryKidney injuryLong-term riskMyocardial infarctionSeverity of AKIAdjusted hazard ratioLong-term mortalitySerum creatinine levelsLong-term prognosisCooperative Cardiovascular ProjectElderly Medicare patientsHigh-risk groupAssociation of severityHospital mortalityHospital survivorsCause mortalityCardiovascular mortalityCreatinine levelsHazard ratioInpatient mortalityCommon complication
2005
Pharmacologic prophylaxis for postoperative atrial tachyarrhythmia in general thoracic surgery: Evidence from randomized clinical trials
Sedrakyan A, Treasure T, Browne J, Krumholz H, Sharpin C, van der Meulen J. Pharmacologic prophylaxis for postoperative atrial tachyarrhythmia in general thoracic surgery: Evidence from randomized clinical trials. Journal Of Thoracic And Cardiovascular Surgery 2005, 129: 997-1005. PMID: 15867772, DOI: 10.1016/j.jtcvs.2004.07.042.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAgedAmiodaroneAnti-Arrhythmia AgentsAtrial FibrillationAtrial FlutterCalcium Channel BlockersDigitalis GlycosidesEvidence-Based MedicineFemaleFlecainideHospital CostsHumansLength of StayMagnesiumMaleMiddle AgedMorbidityPostoperative ComplicationsPremedicationPreoperative CareRandomized Controlled Trials as TopicTachycardia, SupraventricularThoracic Surgical ProceduresTreatment OutcomeConceptsPostoperative atrial tachyarrhythmiasGeneral thoracic surgeryAtrial tachyarrhythmiasCalcium channel blockersRandomized clinical trialsThoracic surgeryClinical trialsSingle small trialLonger hospital stayUse of digitalisPossible adverse eventsFixed-effects modelAntiarrhythmic medicationsPharmacologic prophylaxisHospital stayProphylactic regimenAdverse eventsCommon complicationPulmonary edemaSignificant morbidityUnblinded trialCochrane DatabaseProphylactic useSmall trialsPlacebo control
2004
Renal Function, Digoxin Therapy, and Heart Failure Outcomes: Evidence from the Digoxin Intervention Group Trial
SHLIPAK MG, SMITH GL, RATHORE SS, MASSIE BM, KRUMHOLZ HM. Renal Function, Digoxin Therapy, and Heart Failure Outcomes: Evidence from the Digoxin Intervention Group Trial. Journal Of The American Society Of Nephrology 2004, 15: 2195-2203. PMID: 15284305, DOI: 10.1097/01.asn.0000135121.81744.75.Peer-Reviewed Original ResearchConceptsGlomerular filtration rateHeart failure outcomesEffect of digoxinRenal functionHeart failureRenal dysfunctionGroup trialsMortality riskLow glomerular filtration rateLevel of GFRFailure outcomesSystolic heart failureHeart failure survivalLower mortality hazardDigoxin efficacyCause mortalityDigoxin therapyCommon complicationClinical outcomesFiltration rateGFR 60Failure survivalSimilar riskMortality hazardStable outpatients