2023
Racial, Ethnic, and Rural Disparities in U.S. Veteran COVID-19 Vaccine Rates
Bernstein E, DeRycke E, Han L, Farmer M, Bastian L, Bean-Mayberry B, Bade B, Brandt C, Crothers K, Skanderson M, Ruser C, Spelman J, Bazan I, Justice A, Rentsch C, Akgün K. Racial, Ethnic, and Rural Disparities in U.S. Veteran COVID-19 Vaccine Rates. AJPM Focus 2023, 2: 100094. PMID: 37362395, PMCID: PMC10038675, DOI: 10.1016/j.focus.2023.100094.Peer-Reviewed Original ResearchRace/ethnicity groupsFirst vaccinationFirst COVID-19 vaccinationVeterans AffairsWhite veteransCharlson Comorbidity IndexRetrospective cohort studyPrimary care visitsEthnicity groupsCOVID-19 vaccinationLarge healthcare systemEquitable vaccine distributionAsian Americans/Pacific IslandersRace/ethnicityUnvaccinated patientsComorbidity indexInfluenza vaccinationSelf-reported categoriesBlack groupCare visitsCohort studyHazard ratioPrimary outcomeWhite patientsBlack patients
2022
Characteristics Associated with Spirometry Guideline Adherence in VA Patients Hospitalized with Chronic Obstructive Pulmonary Disease
Rodwin BA, DeRycke EC, Han L, Bade BC, Brandt CA, Bastian LA, Akgün KM. Characteristics Associated with Spirometry Guideline Adherence in VA Patients Hospitalized with Chronic Obstructive Pulmonary Disease. Journal Of General Internal Medicine 2022, 38: 619-626. PMID: 36241942, PMCID: PMC9971396, DOI: 10.1007/s11606-022-07826-5.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseHigh-risk COPD patientsObstructive pulmonary diseaseAnnual spirometryCOPD patientsClinic visitsPulmonary diseaseChronic obstructive lung diseaseVeterans Health Administration facilitiesPost-hospitalization careGuideline-concordant careObstructive lung diseaseYear of hospitalizationCorporate Data WarehouseProvider-level dataPulmonary clinicGuideline adherencePatient demographicsConcordant careCOPD hospitalizationsPrimary outcomeVA patientsLung diseaseProvider variablesProvider age
2020
Guardianship and End‐of‐Life Care for Veterans with Dementia in Nursing Homes
Cohen AB, Han L, OʼLeary JR, Fried TR. Guardianship and End‐of‐Life Care for Veterans with Dementia in Nursing Homes. Journal Of The American Geriatrics Society 2020, 69: 342-348. PMID: 33170957, PMCID: PMC7902349, DOI: 10.1111/jgs.16900.Peer-Reviewed Original ResearchConceptsDays of lifeHospital deathHigh-intensity treatmentMechanical ventilationTube placementHome residentsCardiopulmonary resuscitationNursing homesIntensive care unit admissionMinimum Data Set assessmentsCare unit admissionRetrospective cohort studyNursing home residentsHigh-intensity endMore nursing homesUnit admissionICU admissionCohort studySecondary outcomesPrimary outcomeHospital transferLife hospitalizationsSevere dementiaLife careDementia severityConcurrent Hospice Care and Cancer-Directed Treatment for Advanced Lung Cancer and Receipt of Aggressive Care at the End of Life in the Veteran's Health Administration
Presley CJ, Han L, O'Leary JR, Zhu W, Corneau E, Chao H, Shamas T, Rose M, Lorenz K, Levy CR, Mor V, Gross CP. Concurrent Hospice Care and Cancer-Directed Treatment for Advanced Lung Cancer and Receipt of Aggressive Care at the End of Life in the Veteran's Health Administration. Journal Of Palliative Medicine 2020, 23: 1038-1044. PMID: 32119800, PMCID: PMC7404822, DOI: 10.1089/jpm.2019.0485.Peer-Reviewed Original ResearchConceptsNonsmall cell lung cancerVeterans Health AdministrationStage IV nonsmall cell lung cancerCancer-directed treatmentEnd of lifeAggressive careConcurrent careHealth AdministrationVHA facilitiesLung cancerHospice careConcurrent hospice careLung cancer careAdvanced lung cancerCell lung cancerMultilevel logistic regression modelsLogistic regression modelsPrimary outcomeCancer careHospice useStudy periodCareLast monthPatientsVeterans
2006
Recoverable Cognitive Dysfunction at Hospital Admission in Older Persons During Acute Illness
Inouye SK, Zhang Y, Han L, Leo‐Summers L, Jones R, Marcantonio E. Recoverable Cognitive Dysfunction at Hospital Admission in Older Persons During Acute Illness. Journal Of General Internal Medicine 2006, 21: 1276-1281. PMID: 16965558, PMCID: PMC1924736, DOI: 10.1111/j.1525-1497.2006.00613.x.Peer-Reviewed Original ResearchMeSH KeywordsActivities of Daily LivingAcute DiseaseAgedAged, 80 and overCognition DisordersCohort StudiesDeliriumDementiaEducational StatusFemaleHospitalizationHumansIncidenceMalePredictive Value of TestsProspective StudiesPsychiatric Status Rating ScalesRecovery of FunctionSeverity of Illness IndexConceptsMini-Mental State ExaminationCognitive dysfunctionAcute illnessOlder personsProspective cohort studyAdjusted odds ratioHigher illness severityPotential clinical implicationsMajority of casesHigher educational levelCohort studyHospital admissionPrimary outcomeIllness severityMultivariable analysisConsecutive admissionsOdds ratioAcademic hospitalFunctional impairmentMMSE scoresState ExaminationDeliriumMMSE impairmentDysfunctionPatients
2004
Modifiable Risk Factors for Nursing Home-Acquired Pneumonia
Quagliarello V, Ginter S, Han L, Van Ness P, Allore H, Tinetti M. Modifiable Risk Factors for Nursing Home-Acquired Pneumonia. Clinical Infectious Diseases 2004, 40: 1-6. PMID: 15614684, DOI: 10.1086/426023.Peer-Reviewed Original ResearchConceptsModifiable risk factorsElderly nursing home residentsInadequate oral careNursing home residentsCox proportional hazards modelCases of pneumoniaRisk factorsProportional hazards modelOral careHome residentsSurveillance periodHazards modelCandidate modifiable risk factorNursing Home-Acquired PneumoniaPneumonia prevention strategiesRisk of pneumoniaPrimary outcomeSwallowing difficultiesIndependent associationAttributable fractionPneumoniaNursing homesPrevention strategiesElderly residentsSame covariates