2022
Effect of preservation of antegrade hypogastric flow on development of claudication following aortoiliac aneurysm repair
Bennett K, Hurley L, Kyriakides T, Yi J, Freischlag J, Matsumura J, Group O. Effect of preservation of antegrade hypogastric flow on development of claudication following aortoiliac aneurysm repair. Journal Of Vascular Surgery 2022, 77: 1070-1076. PMID: 36565778, DOI: 10.1016/j.jvs.2022.12.022.Peer-Reviewed Original ResearchConceptsAortoiliac aneurysm repairDevelopment of claudicationButtock claudicationHypogastric flowClaudication symptomsHypogastric perfusionAneurysm repairArterial flowChronic obstructive pulmonary diseaseBilateral buttock claudicationPreoperative activity levelObstructive pulmonary diseaseBody mass indexIntervention-related changesOVER trialPulmonary diseaseStudy armsMass indexArterial perfusionClaudicationTrial investigatorsAnatomic levelTrial participantsTheoretical riskPatients
2015
Predictors and outcomes of endoleaks in the Veterans Affairs Open Versus Endovascular Repair (OVER) Trial of Abdominal Aortic Aneurysms
Lal BK, Zhou W, Li Z, Kyriakides T, Matsumura J, Lederle FA, Freischlag J, Group O. Predictors and outcomes of endoleaks in the Veterans Affairs Open Versus Endovascular Repair (OVER) Trial of Abdominal Aortic Aneurysms. Journal Of Vascular Surgery 2015, 62: 1394-1404. PMID: 26598115, DOI: 10.1016/j.jvs.2015.02.003.Peer-Reviewed Original ResearchConceptsType II endoleakEndovascular repairSecondary interventionsAortic aneurysmRisk factorsAneurysm sizeVeterans AffairsKaplan-Meier survival analysisInitial aneurysm sizeStandard-risk patientsSuccessful endovascular repairType of endoleakVascular risk factorsInfrarenal aortic aneurysmLong-term outcomesAnalysis of patientsLength of survivalAbdominal aortic aneurysmPresence of endoleaksLogistic regression analysisDiameter enlargementOVER trialPatient demographicsEndoleak developmentLong follow
2012
Cost-effectiveness of open versus endovascular repair of abdominal aortic aneurysm in the OVER trial
Stroupe KT, Lederle FA, Matsumura JS, Kyriakides TC, Jonk YC, Ge L, Freischlag JA, Group O. Cost-effectiveness of open versus endovascular repair of abdominal aortic aneurysm in the OVER trial. Journal Of Vascular Surgery 2012, 56: 901-909.e2. PMID: 22640466, DOI: 10.1016/j.jvs.2012.01.086.Peer-Reviewed Original ResearchConceptsTotal health care costsEndovascular repair groupEndovascular groupHealth care providersHealth care costsRepair groupEndovascular repairMean total health care costsCare costsAbdominal aortic aneurysm repairPatient's health care providersVeterans Affairs Cooperative StudyHealth care utilization dataVA Health Economics Resource CenterOpen repair groupAortic aneurysm repairEndovascular AAA repairNon-VA careLength of stayAbdominal aortic aneurysmLower mean costQuality of lifeGraft costsMedicare data sourcesOVER trial