2020
Use of intravenous magnesium sulfate among patients with acute myocardial infarction in China from 2001 to 2015: China PEACE—Retrospective AMI Study
Wang X, Du X, Yang H, Bucholz E, Downing N, Spertus JA, Masoudi FA, Li J, Guan W, Gao Y, Hu S, Bai X, Krumholz HM, Li X. Use of intravenous magnesium sulfate among patients with acute myocardial infarction in China from 2001 to 2015: China PEACE—Retrospective AMI Study. BMJ Open 2020, 10: e033269. PMID: 32220910, PMCID: PMC7170603, DOI: 10.1136/bmjopen-2019-033269.Peer-Reviewed Original ResearchConceptsIntravenous magnesium sulfateAcute myocardial infarctionMagnesium sulfate useMyocardial infarctionMagnesium sulfateChina PEACE-Retrospective AMI StudyHospital-level variationProportion of hospitalsHospital-specific characteristicsMedian ORsSignificant initial decreaseReperfusion therapyCardiac arrestAMI careIneffective therapyPatient outcomesRepresentative sampleObservational studyMAIN OUTCOMEChinese guidelinesPatientsChinese hospitalsRoutine useAMI studyInfarction
2017
Admission Glucose and In-hospital Mortality after Acute Myocardial Infarction in Patients with or without Diabetes: A Cross-sectional Study
Zhao S, Murugiah K, Li N, Li X, Xu ZH, Li J, Cheng C, Mao H, Downing NS, Krumholz HM, Jiang LX. Admission Glucose and In-hospital Mortality after Acute Myocardial Infarction in Patients with or without Diabetes: A Cross-sectional Study. Chinese Medical Journal 2017, 130: 767-775. PMID: 28345539, PMCID: PMC5381309, DOI: 10.4103/0366-6999.202733.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionAbsence of diabetesAdverse clinical eventsAdmission glucoseNondiabetic patientsClinical eventsPrognostic valueBlood glucoseMyocardial infarctionRepresentative sampleGlucose levelsPatientsAdmissionMortalityGlucosePrior studiesHyperglycemiaInfarctionDiabetesMixed resultsStatistical power
2014
Age-specific gender differences in early mortality following ST-segment elevation myocardial infarction in China
Zheng X, Dreyer RP, Hu S, Spatz ES, Masoudi FA, Spertus JA, Nasir K, Li X, Li J, Wang S, Krumholz HM, Jiang L. Age-specific gender differences in early mortality following ST-segment elevation myocardial infarction in China. Heart 2014, 101: 349. PMID: 25510395, PMCID: PMC4453015, DOI: 10.1136/heartjnl-2014-306456.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic beta-AntagonistsAge FactorsAgedAged, 80 and overChinaDrug UtilizationFemaleHospital MortalityHumansHydroxymethylglutaryl-CoA Reductase InhibitorsMaleMiddle AgedMyocardial InfarctionMyocardial RevascularizationPercutaneous Coronary InterventionPlatelet Aggregation InhibitorsRetrospective StudiesRural PopulationSex FactorsUrban PopulationConceptsST-segment elevation myocardial infarctionElevation myocardial infarctionGender-age interactionHospital mortalityEarly mortalityMyocardial infarctionChina PEACE-Retrospective AMI StudyHospital mortality rateYears of ageAge-specific gender differencesPatient characteristicsHospital characteristicsMultivariable modelMortality rateGender differencesChinese populationMortalityYounger groupChinese hospitalsWomenAMI studyMenInfarctionAgeRepresentative sampleHospital variation in risk-standardized hospital admission rates from US EDs among adults
Capp R, Ross JS, Fox JP, Wang Y, Desai MM, Venkatesh AK, Krumholz HM. Hospital variation in risk-standardized hospital admission rates from US EDs among adults. The American Journal Of Emergency Medicine 2014, 32: 837-843. PMID: 24881514, DOI: 10.1016/j.ajem.2014.03.033.Peer-Reviewed Original ResearchConceptsHospital admission ratesEmergency departmentAdmission ratesClinical characteristicsED visitsHospital factorsClinical factorsAdult ED visitsUS emergency departmentsHospital teaching statusCross-sectional analysisPatient characteristicsHospital admissionHospital variationPatientsTeaching statusHospitalED dataVisitsRepresentative sampleAdultsRural locationsAdmissionFactorsNational variations