Use of Administrative Claims Models to Assess 30-Day Mortality Among Veterans Health Administration Hospitals
Ross JS, Maynard C, Krumholz HM, Sun H, Rumsfeld JS, Normand SL, Wang Y, Fihn SD. Use of Administrative Claims Models to Assess 30-Day Mortality Among Veterans Health Administration Hospitals. Medical Care 2010, 48: 652-658. PMID: 20548253, PMCID: PMC3020977, DOI: 10.1097/mlr.0b013e3181dbe35d.Peer-Reviewed Original ResearchConceptsStatistical modelAcute myocardial infarctionVeterans Health Administration hospitalsVHA hospitalsHeart failurePneumonia hospitalizationsC-statisticNon-federal hospitalsMedian numberModest heterogeneityAdministration HospitalAdministrative claims dataService Medicare beneficiariesYears of ageThe relationship between systolic blood pressure on admission and mortality in older patients with heart failure
Vidán MT, Bueno H, Wang Y, Schreiner G, Ross JS, Chen J, Krumholz HM. The relationship between systolic blood pressure on admission and mortality in older patients with heart failure. European Journal Of Heart Failure 2010, 12: 148-155. PMID: 20083624, PMCID: PMC2807767, DOI: 10.1093/eurjhf/hfp195.Peer-Reviewed Original ResearchConceptsAdmission systolic blood pressureSystolic blood pressureHeart failureBlood pressureOlder patientsNational Heart Failure ProjectHigher systolic blood pressureInitial systolic blood pressureHeart Failure ProjectMultivariable logistic regressionPrevious hypertensionSBP 90Ventricular dysfunctionClinical factorsIndependent associationOdds ratioMedicare patientsMortality ratePatientsMmHgLogistic regressionMortalityAdmissionSubgroupsInverse relationship