2001
Risk adjustment for older hospitalized persons A comparison of two methods of data collection for the Charlson index
van Doorn C, Bogardus S, Williams C, Concato J, Towle V, Inouye S. Risk adjustment for older hospitalized persons A comparison of two methods of data collection for the Charlson index. Journal Of Clinical Epidemiology 2001, 54: 694-701. PMID: 11438410, DOI: 10.1016/s0895-4356(00)00367-x.Peer-Reviewed Original ResearchConceptsICD-9 dataCharlson indexMortality predictionComorbid conditionsOlder general medical patientsYale-New Haven HospitalRisk adjustmentOriginal Charlson indexSpecific comorbid conditionsGeneral medical patientsGeneral medicine wardsHospital admission dateCharlson scoreIndividual comorbiditiesConsecutive patientsMedicine wardsClinical evidenceMedical patientsAdmission dateChart-based dataMortality riskICD-9PatientsChart dataLow agreement
1999
A Multicomponent Intervention to Prevent Delirium in Hospitalized Older Patients
Inouye S, Bogardus S, Charpentier P, Leo-Summers L, Acampora D, Holford T, Cooney L. A Multicomponent Intervention to Prevent Delirium in Hospitalized Older Patients. New England Journal Of Medicine 1999, 340: 669-676. PMID: 10053175, DOI: 10.1056/nejm199903043400901.Peer-Reviewed Original ResearchConceptsSeverity of deliriumRisk factorsCognitive impairmentRecurrence rateIntervention groupRisk factor intervention strategyHearing impairmentVisual impairmentHospitalized Older PatientsPatients 70 yearsPrevention of deliriumUsual care unitsUsual care groupGeneral medicine serviceEffective treatment strategiesDuration of episodesPrevent DeliriumOlder patientsRate of usePrimary outcomeSleep medicationPoor outcomePrimary preventionPatient's deliriumTeaching hospital