2020
Cross‐sectional Analysis of Emergency Department and Acute Care Utilization Among Medicare Beneficiaries
Venkatesh AK, Mei H, Shuling L, D’Onofrio G, Rothenberg C, Lin Z, Krumholz HM. Cross‐sectional Analysis of Emergency Department and Acute Care Utilization Among Medicare Beneficiaries. Academic Emergency Medicine 2020, 27: 570-579. PMID: 32302034, DOI: 10.1111/acem.13971.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAmbulatory Care FacilitiesChronic DiseaseCross-Sectional StudiesEmergency Service, HospitalFemaleHumansMaleMedicareUnited StatesVulnerable PopulationsConceptsMultiple chronic conditionsEmergency departmentUnscheduled careMedicare beneficiariesCross-sectional analysisVisit ratesCare servicesHighest ED visit ratesNumber of EDVulnerable subpopulationsSkilled nursing facility useAmbulatory office settingNon-ED settingsUnscheduled care servicesAcute care utilizationED visit ratesOffice-based visitsAcute care servicesClaims-based definitionNursing facility useMedicare beneficiaries age 65Dual-eligible beneficiariesOlder adult populationBeneficiaries age 65Care visits
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