2024
Weight Nadir and Long-Term Weight Outcomes After Laparoscopic Sleeve Gastrectomy in a Diverse Cohort of Adolescents and Young Adults
Hornick M, Chao G, Ying L, Nadzam G, Duffy A, Ghiassi S, Graetz E, Gibbs K, Morton J. Weight Nadir and Long-Term Weight Outcomes After Laparoscopic Sleeve Gastrectomy in a Diverse Cohort of Adolescents and Young Adults. Obesity Surgery 2024, 1-9. PMID: 38935262, DOI: 10.1007/s11695-024-07374-3.Peer-Reviewed Original ResearchPreoperative weightSleeve gastrectomyWeight nadirWeight outcomesIntroductionLaparoscopic sleeve gastrectomyLaparoscopic sleeve gastrectomyGroup of patientsWeight loss strategiesYoung adultsDiverse group of patientsCohort of adolescentsLongitudinal weight dataBariatric proceduresFollow-upNon-Hispanic blacksLoss strategiesMedical recordsPatientsTWLLSGWeight dataWeight recurrenceDiverse cohortGastrectomyWeight change
2023
The Degree of Preoperative Hypoalbuminemia Is Associated with Risk of Postoperative Complications in Metabolic and Bariatric Surgery Patients
Ying L, Chao G, Canner J, Graetz E, Ghiassi S, Schwartz J, Zolfaghari E, Schneider E, Gibbs K. The Degree of Preoperative Hypoalbuminemia Is Associated with Risk of Postoperative Complications in Metabolic and Bariatric Surgery Patients. Obesity Surgery 2023, 34: 51-70. PMID: 37994997, DOI: 10.1007/s11695-023-06944-1.Peer-Reviewed Original ResearchConceptsBariatric surgery patientsPostoperative complicationsOdds ratioRevision patientsSurgery patientsRevision surgeryIntensive care unit admissionQuality Improvement Program databaseDegree of hypoalbuminemiaImpact of hypoalbuminemiaPrevalence of hypoalbuminemiaCare unit admissionLaparoscopic sleeve gastrectomyGastric bypass patientsImprovement Program databaseBody mass indexInsulin-dependent diabetesMultivariable logistic regressionAnesthesia classMild hypoalbuminemiaPreoperative hypoalbuminemiaUnit admissionUnplanned intubationPrimary surgerySleeve gastrectomyOut-of-pocket Costs for Commercially-insured Patients in the Years Following Bariatric Surgery
Chao G, Yang J, Thumma J, Chhabra K, Arterburn D, Ryan A, Telem D, Dimick J. Out-of-pocket Costs for Commercially-insured Patients in the Years Following Bariatric Surgery. Annals Of Surgery 2023, 277: e332-e338. PMID: 35129487, PMCID: PMC9091055, DOI: 10.1097/sla.0000000000005291.Peer-Reviewed Original ResearchConceptsSleeve gastrectomyBariatric surgeryOOP costsIBM MarketScan Commercial Claims DatabasesProcedure choiceMarketScan Commercial Claims databaseLaparoscopic sleeve gastrectomyBariatric surgery proceduresPostoperative year 1Commercial claims databaseTotal OOP costsYear 1Year 2Year 3Gastric bypassRetrospective studyClaims databaseSurgical episodesInsurance typeOperative yearBACKGROUND DATASurgery proceduresPatientsPrimary analysisClinical contributors
2022
Births After Bariatric Surgery in the United States
Chao G, Yang J, Peahl A, Thumma J, Dimick J, Arterburn D, Telem D. Births After Bariatric Surgery in the United States. Annals Of Surgery 2022, 277: e801-e807. PMID: 35762610, PMCID: PMC9794635, DOI: 10.1097/sla.0000000000005438.Peer-Reviewed Original ResearchConceptsRisk of reinterventionAdverse obstetric outcomesBariatric surgery patientsObstetric outcomesBariatric surgerySurgery patientsFemale patients ages 18Multivariable logistic regression analysisEvent ratesNational US cohortSevere maternal morbidityLaparoscopic sleeve gastrectomyPatients age 18Retrospective cohort studyIBM MarketScan databasesMultivariable logistic regressionKaplan-Meier estimatesLogistic regression analysisIncidence of birthsMaternal safetyDelivery complicationsGastric bypassGestational diabetesHypertensive disordersMaternal morbidityComparative effectiveness of sleeve gastrectomy vs Roux-en-Y gastric bypass in patients giving birth after bariatric surgery: reinterventions and obstetric outcomes
Chao G, Yang J, Peahl A, Thumma J, Dimick J, Arterburn D, Telem D. Comparative effectiveness of sleeve gastrectomy vs Roux-en-Y gastric bypass in patients giving birth after bariatric surgery: reinterventions and obstetric outcomes. Surgical Endoscopy 2022, 36: 6954-6968. PMID: 35099628, DOI: 10.1007/s00464-022-09063-7.Peer-Reviewed Original ResearchConceptsAdverse obstetric outcomesGastric bypassObstetric outcomesBariatric surgerySleeve gastrectomyComparative effectivenessRisk of reinterventionLaparoscopic sleeve gastrectomyRetrospective cohort studyMultivariable logistic regressionSignificant differencesCommon procedure todayResultsFrom 2011Reintervention rateBariatric proceduresCohort studyIBM MarketScanNational cohortInverse probability weightingGastrectomyReinterventionRouxSurgeryPatientsBypass
2020
Perioperative risks of bariatric surgery among patients with and without history of solid organ transplant
Montgomery JR, Cohen JA, Brown CS, Sheetz KH, Chao GF, Waits SA, Telem DA. Perioperative risks of bariatric surgery among patients with and without history of solid organ transplant. American Journal Of Transplantation 2020, 20: 2530-2539. PMID: 32243667, PMCID: PMC7838764, DOI: 10.1111/ajt.15883.Peer-Reviewed Original ResearchConceptsGlomerular filtration rateBariatric surgeryPrevious transplantSurgical complicationsPrimary outcomeMedical complicationsPatient populationFiltration rateLaparoscopic sleeve gastrectomySolid organ transplantsGastric bypass proceduresIncidence of deathLimited case seriesMultivariable logistic regressionIntraabdominal leakUnplanned reoperationDay readmissionInfectious complicationsPerioperative riskSleeve gastrectomyTransplant patientsBariatric proceduresPerioperative safetyIndividual complicationsCase series
2018
Extensive Thrombus and Brain Microabscesses After Sleeve Gastrectomy.
Chao G, Hirji S, Shikora S. Extensive Thrombus and Brain Microabscesses After Sleeve Gastrectomy. Journal Of Radiology Case Reports 2018, 12: 10-17. PMID: 29875989, PMCID: PMC5965401, DOI: 10.3941/jrcr.v12i3.3227.Peer-Reviewed Original ResearchConceptsSleeve gastrectomyNew bariatric surgical procedureRight common iliac veinMultifocal brain abscessesLaparoscopic sleeve gastrectomyPortal vein thrombosisBariatric surgical proceduresCommon iliac veinStaple line leakBrain microabscessesSleeve strictureSeptic emboliBariatric surgeryExtensive thrombusBrain abscessesComplication rateVein thrombosisDangerous complicationIliac veinSurgical proceduresGastrectomyThrombosisAbscessComplicationsHemorrhage