2014
Hospital Variation in the Use of Noninvasive Cardiac Imaging and Its Association With Downstream Testing, Interventions, and Outcomes
Safavi KC, Li SX, Dharmarajan K, Venkatesh AK, Strait KM, Lin H, Lowe TJ, Fazel R, Nallamothu BK, Krumholz HM. Hospital Variation in the Use of Noninvasive Cardiac Imaging and Its Association With Downstream Testing, Interventions, and Outcomes. JAMA Internal Medicine 2014, 174: 546-553. PMID: 24515551, PMCID: PMC5459406, DOI: 10.1001/jamainternmed.2013.14407.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionNoninvasive cardiac imagingDownstream testingReadmission ratesRevascularization proceduresCardiac imagingHospital variationCardiac ischemiaProportion of patientsNoninvasive imagingLower readmission ratesPrincipal discharge diagnosisCross-sectional studyCardiac biomarker testsQ4 hospitalsChest discomfortCoronary angiographyCoronary diseaseDischarge diagnosisCoronary angiogramEmergency departmentMyocardial infarctionSame hospitalCurrent guidelinesInpatient wards
2011
Use of Observation Care in US Emergency Departments, 2001 to 2008
Venkatesh AK, Geisler BP, Chambers J, Baugh CW, Bohan JS, Schuur JD. Use of Observation Care in US Emergency Departments, 2001 to 2008. PLOS ONE 2011, 6: e24326. PMID: 21935398, PMCID: PMC3173457, DOI: 10.1371/journal.pone.0024326.Peer-Reviewed Original ResearchConceptsNational Hospital Ambulatory Medical Care SurveyDedicated observation unitED visitsObservation careObservation unitClinical conditionsUS hospitalsAmbulatory Medical Care SurveyEmergency department observation unitLogistic regressionHospital-level predictorsLonger ED lengthPatient-level predictorsProportion of hospitalsHospital ownership statusPolytomous logistic regressionUnited States hospitalsNon-teaching statusEmergency care deliveryVisit dispositionChest painED lengthPatient dispositionDischarge diagnosisCare Survey