2011
National Trends in Use of Computed Tomography in the Emergency Department
Kocher KE, Meurer WJ, Fazel R, Scott PA, Krumholz HM, Nallamothu BK. National Trends in Use of Computed Tomography in the Emergency Department. Annals Of Emergency Medicine 2011, 58: 452-462.e3. PMID: 21835499, DOI: 10.1016/j.annemergmed.2011.05.020.Peer-Reviewed Original ResearchConceptsEmergency departmentCT useComputed tomographyED visitsRisk ratioNational Hospital Ambulatory Medical Care SurveyAmbulatory Medical Care SurveyShortness of breathLikelihood of admissionSpecific emergency departmentLarge nationwide surveyAbdominal painChest painFlank painAcute illnessED encountersRetrospective studyCare SurveyCommon complaintPatient visitsMultivariable modelingCT scanMAIN OUTCOMEED servicesPain
2010
Trends in Length of Stay and Short-term Outcomes Among Medicare Patients Hospitalized for Heart Failure, 1993-2006
Bueno H, Ross JS, Wang Y, Chen J, Vidán MT, Normand SL, Curtis JP, Drye EE, Lichtman JH, Keenan PS, Kosiborod M, Krumholz HM. Trends in Length of Stay and Short-term Outcomes Among Medicare Patients Hospitalized for Heart Failure, 1993-2006. JAMA 2010, 303: 2141-2147. PMID: 20516414, PMCID: PMC3020983, DOI: 10.1001/jama.2010.748.Peer-Reviewed Original ResearchConceptsLength of stayShort-term outcomesHeart failureReadmission ratesHospital mortalityDischarge dispositionRisk ratioThirty-day readmission ratesMortality risk ratioSkilled nursing facilitiesHome care servicesHospital stayOlder patientsUnadjusted analysesMedicare patientsObservational studyMedicare feeNursing facilitiesPatientsStayCare servicesMortalityMarked reductionMean lengthOutcomes
1999
Risk factors for heart failure in the elderly: a prospective community-based study
Chen Y, Vaccarino V, Williams C, Butler J, Berkman L, Krumholz H. Risk factors for heart failure in the elderly: a prospective community-based study. The American Journal Of Medicine 1999, 106: 605-612. PMID: 10378616, DOI: 10.1016/s0002-9343(99)00126-6.Peer-Reviewed Original ResearchConceptsTraditional cardiovascular risk factorsCardiovascular risk factorsHeart failureRisk factorsMyocardial infarctionRisk ratioCommunity-based elderly populationProportional hazards regression modelsProspective community-based studyIncident heart failureBody mass indexHazards regression modelsConfidence intervalsCommunity-based studyManagement of diabetesYears of ageConnecticut cohortChart reviewBlood pressureIndependent predictorsMass indexMale sexElderly ProgramPulse pressurePreventive strategies