2015
Differences in Colonoscopy Quality Among Facilities: Development of a Post-Colonoscopy Risk-Standardized Rate of Unplanned Hospital Visits
Ranasinghe I, Parzynski CS, Searfoss R, Montague J, Lin Z, Allen J, Vender R, Bhat K, Ross JS, Bernheim S, Krumholz HM, Drye EE. Differences in Colonoscopy Quality Among Facilities: Development of a Post-Colonoscopy Risk-Standardized Rate of Unplanned Hospital Visits. Gastroenterology 2015, 150: 103-113. PMID: 26404952, DOI: 10.1053/j.gastro.2015.09.009.Peer-Reviewed Original ResearchConceptsUnplanned hospital visitsDay of colonoscopyHospital visitsOutpatient facilitiesColonoscopy qualityHealthcare costsRisk-standardized ratesHospital outpatient departmentsUtilization Project dataAmbulatory surgery centersLogistic regression modelsHierarchical logistic regressionQuality improvement effortsPrior arrhythmiaAbdominal painElectrolyte imbalanceOutpatient departmentSurgery centersCommon causeHospital careOutcome measuresPsychiatric disordersColonoscopyUtilization ProjectPatient choice
2006
Relation Between Medicare Screening Reimbursement and Stage at Diagnosis for Older Patients With Colon Cancer
Gross CP, Andersen MS, Krumholz HM, McAvay GJ, Proctor D, Tinetti ME. Relation Between Medicare Screening Reimbursement and Stage at Diagnosis for Older Patients With Colon Cancer. JAMA 2006, 296: 2815-2822. PMID: 17179458, DOI: 10.1001/jama.296.23.2815.Peer-Reviewed Original ResearchConceptsProximal colon lesionsColon lesionsMedicare beneficiariesColon cancerColonoscopy useEnd Results-MedicareProportion of patientsUse of colonoscopyEnd Results (SEER) areasMultivariate logistic regressionReimbursement policiesColon cancer screeningColon cancer riskMultivariate Poisson regressionYears of ageReimbursement policy changesSigmoidoscopy useEligible patientsOlder patientsColorectal cancerCancer screeningPrimary diagnosisScreening modalityColon cancer diagnosisCancer risk