2018
Comparison of Physician Visual Assessment With Quantitative Coronary Angiography in Assessment of Stenosis Severity in China
Zhang H, Mu L, Hu S, Nallamothu BK, Lansky AJ, Xu B, Bouras G, Cohen DJ, Spertus JA, Masoudi FA, Curtis JP, Gao R, Ge J, Yang Y, Li J, Li X, Zheng X, Li Y, Krumholz HM, Jiang L. Comparison of Physician Visual Assessment With Quantitative Coronary Angiography in Assessment of Stenosis Severity in China. JAMA Internal Medicine 2018, 178: 239-247. PMID: 29340571, PMCID: PMC5838612, DOI: 10.1001/jamainternmed.2017.7821.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overChinaCoronary AngiographyCoronary StenosisCoronary VesselsCross-Sectional StudiesFemaleFollow-Up StudiesHumansIncidenceMaleMiddle AgedPercutaneous Coronary InterventionPractice Patterns, Physicians'Predictive Value of TestsProspective StudiesRisk AssessmentSeverity of Illness IndexTime FactorsConceptsPhysician visual assessmentPercutaneous coronary interventionAcute myocardial infarctionQuantitative coronary angiographyStenosis severityCoronary angiographyMean agePCI studiesMean percent diameter stenosisIndependent core laboratoryPercent diameter stenosisCross-sectional studyNon-AMI patientsStandard clinical practiceFractional flow reserveSubset of participantsQCA assessmentCoronary revascularizationMore stenosisCoronary interventionCoronary lesionsChina PatientCoronary angiogramDiameter stenosisMyocardial infarction
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