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
1993
Therapies for Benign Prostatic Hyperplasia
Concato J, Horwitz R, Feinstein A, Elmore J, Schiff S. Therapies for Benign Prostatic Hyperplasia. JAMA 1993, 269: 867-867. PMID: 7678874, DOI: 10.1001/jama.1993.03500070047017.Peer-Reviewed Original ResearchConceptsBenign prostatic hyperplasiaProstatic hyperplasiaOpen prostatectomyHigh mortalityYale-New Haven HospitalSurvival of patientsTime of surgeryT-testStudent's t-testTransurethral resectionTrial investigatorsTURPMortalityHyperplasiaPatientsProstatectomyResectionSurgeryHospitalTherapyProstateTrials
1992
Problems of Comorbidity in Mortality After Prostatectomy
Concato J, Horwitz R, Feinstein A, Elmore J, Schiff S. Problems of Comorbidity in Mortality After Prostatectomy. JAMA 1992, 267: 1077-1082. PMID: 1370963, DOI: 10.1001/jama.1992.03480080047025.Peer-Reviewed Original ResearchConceptsBenign prostatic hyperplasiaLong-term mortalityTime of surgeryTreatment of BPHOpen prostatectomyTURP groupOpen groupHigher long-term mortalityYale-New Haven HospitalClassifications of comorbidityRetrospective cohort studyFive-year mortalityAssessment of comorbiditiesSeverity of illnessProblem of comorbidityAdjusted riskComorbid illnessesCohort studyTransurethral resectionProstatic hyperplasiaPatient outcomesMortality ratePatientsProstatectomyHigh mortality