2024
Falling Short in Bariatric Surgery: An Exploration of Key Barriers and Motivators of Attrition
Suvarnakar A, Hose B, Busog D, McCloud S, Chao G, Miller K, Pardo I, Alimi Y. Falling Short in Bariatric Surgery: An Exploration of Key Barriers and Motivators of Attrition. The American Journal Of Surgery 2024, 115827. DOI: 10.1016/j.amjsurg.2024.115827.Peer-Reviewed Original ResearchTheoretical Domains FrameworkProgram attritionTheoretical Domains Framework constructsDevelopment of tailored interventionsImprove patient engagementBehavioral factorsDeductive content analysisNon-surgical participantsSemi-structured interviewsDomains FrameworkPatient engagementTailored interventionsKey barriersObesity-related diseasesHispanic populationManaging obesityCompletion ratesParticipant populationEnhance skillsHealthcare challengesSignificant healthcare challengeDecision-makingContent analysisBlack populationParticipative decision-makingWeight 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 changeCollateral Benefit of Systematic Improvement in Bariatric Surgery Outcomes Following a Single Quality Improvement Project for Bleeding
Chao G, Nadzam G, Cheung M, Duffy A, Ghiassi S, Morton J. Collateral Benefit of Systematic Improvement in Bariatric Surgery Outcomes Following a Single Quality Improvement Project for Bleeding. Obesity Surgery 2024, 34: 1041-1044. PMID: 38280157, DOI: 10.1007/s11695-023-07037-9.Peer-Reviewed Original ResearchConceptsQuality improvement projectImprovement projectImprove patient careTargeted quality improvement projectsVenous thromboembolism prophylaxisPatient careRoot cause analysisBariatric surgery outcomesIndications conferencePatient outcomesPostoperative complicationsThromboembolism prophylaxisSurgery outcomesStudy aimCause analysisAdverse outcomesBleedingImprove outcomesOutcomesTechnique standardizationOutcomes of SADI and OAGB Compared to RYGB from the Metabolic and Bariatric Surgery Quality Improvement Program: The North American Experience
Chao G, Canner J, Hamid S, Ying L, Ghiassi S, Schwartz J, Gibbs K. Outcomes of SADI and OAGB Compared to RYGB from the Metabolic and Bariatric Surgery Quality Improvement Program: The North American Experience. Obesity Surgery 2024, 34: 337-346. PMID: 38170422, DOI: 10.1007/s11695-023-07019-x.Peer-Reviewed Original ResearchSleeve gastrectomyQuality Improvement Program databaseBariatric surgery casesImprovement Program databaseHigh complication rateStaple line leakBariatric-metabolic surgerySpecific patient needsDesire of patientsQuality Improvement ProgramBowel obstructionGastric bypassGastrointestinal bleedingComplication rateOAGBProgram databaseSurgery casesRYGBAnastomosis techniqueRobotic casesBetter outcomesPatient needsPatientsLogistic regressionOutcomes
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 gastrectomyTelehealth Policy Change for Surgical Updates: A Win-Win-Win
Chao G, Telem D. Telehealth Policy Change for Surgical Updates: A Win-Win-Win. The American Journal Of Surgery 2023, 226: 322-323. PMID: 37414609, DOI: 10.1016/j.amjsurg.2023.06.021.Peer-Reviewed Original ResearchA qualitative analysis describing attrition from bariatric surgery to identify strategies for improving retention in patients who desire treatment
Chao G, Lindquist K, Vitous C, Tolentino D, Delaney L, Alimi Y, Jafri S, Telem D. A qualitative analysis describing attrition from bariatric surgery to identify strategies for improving retention in patients who desire treatment. Surgical Endoscopy 2023, 37: 6032-6043. PMID: 37103571, PMCID: PMC10136401, DOI: 10.1007/s00464-023-10030-z.Peer-Reviewed Original ResearchConceptsBariatric surgeryBariatric surgery programFear of surgeryTheoretical Domains FrameworkSurgery programSerious chronic diseaseFuture theory-based interventionsNon-Hispanic whitesBackgroundAmong patientsResultsTwenty patientsTheory-based interventionChronic diseasesPatientsSurgeryClinical sitesConclusionsThis studyAnticipated regretTDF domainsDomains FrameworkIntervention designHealthy lifeSocial rolesDropout rateEnvironmental contextTreatmentOut-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
The role of preoperative toxicology screening in patients undergoing bariatric surgery
Chao G, Ying L, Chan S, Alturki N, Aravind P, Thaqi M, Mahmoud A, Morton J. The role of preoperative toxicology screening in patients undergoing bariatric surgery. Surgery For Obesity And Related Diseases 2022, 19: 187-193. PMID: 36443215, DOI: 10.1016/j.soard.2022.10.021.Peer-Reviewed Original ResearchConceptsPreoperative lengthBariatric surgeryToxicology testingWeight lossBariatric surgical populationBody mass indexImportant surgical outcomesAcademic health systemGastric bypassLack of evidenceSurgical populationPostoperative outcomesRetrospective reviewMass indexSurgical outcomesUrine testingPositivity rateMean changePositive testingPatientsNegative testingReadmissionHealth systemChi-squarePositivityBirths 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 morbidityExpectations and experiences following bariatric surgery: Perceptions of female patients across Michigan
Vitous C, Ehlers A, Chao G, Stricklen A, Ross R, Kullgren J, Ghaferi A. Expectations and experiences following bariatric surgery: Perceptions of female patients across Michigan. The American Journal Of Surgery 2022, 224: 1182-1184. PMID: 35595572, DOI: 10.1016/j.amjsurg.2022.05.010.Peer-Reviewed Original ResearchVariation in pre-operative insurance requirements for bariatric surgery
Gomez-Rexrode A, Chhabra K, Telem D, Chao G. Variation in pre-operative insurance requirements for bariatric surgery. Surgical Endoscopy 2022, 36: 8358-8363. PMID: 35513536, DOI: 10.1007/s00464-022-09293-9.Peer-Reviewed Original ResearchConceptsBariatric surgeryInsurance typePoisson regressionInsurance plan typeBariatric surgery programLife-saving interventionsCross-sectional assessmentPlan typeBackgroundFor patientsSecondary outcomesPrimary outcomeU.S. Census regionSurgery programMedicaid plansPatientsSurgeryWeight lossMedicaidNumber of monthsInsurance plansCommercial plansCensus regionGreater frequencyInsurance requirementsGreater numberLong-term comparative effectiveness of gastric bypass and sleeve gastrectomy on use of antireflux medication: a difference-in-differences analysis
Howard R, Yang J, Thumma J, Arterburn D, Ryan A, Chao G, Telem D, Dimick J. Long-term comparative effectiveness of gastric bypass and sleeve gastrectomy on use of antireflux medication: a difference-in-differences analysis. Surgery For Obesity And Related Diseases 2022, 18: 1033-1041. PMID: 35649735, DOI: 10.1016/j.soard.2022.04.016.Peer-Reviewed Original ResearchConceptsLong-term comparative effectivenessGERD medication useCommon bariatric operationGastric bypassMedication useSleeve gastrectomyAntireflux medicationComparative effectivenessBariatric surgeryBariatric operationsAntireflux medication useInpatient bariatric surgeryLong-term effectivenessGastroesophageal refluxRetrospective studyNational cohortGastrectomyTreatment decisionsMedicare beneficiariesPatientsSurgeryBypassMedicationsGreater reductionDifferential changesFemale Patient Perceptions on Financial Incentives to Promote Follow-Up After Bariatric Surgery
Ehlers A, Vitous C, Chao G, Stricklen A, Ross R, Kullgren J, Ghaferi A. Female Patient Perceptions on Financial Incentives to Promote Follow-Up After Bariatric Surgery. Journal Of Surgical Research 2022, 276: 195-202. PMID: 35366424, DOI: 10.1016/j.jss.2022.02.027.Peer-Reviewed Original ResearchUnderrepresented in medicine: Making surgical training anti-racist
Chao GF, Zakrison TL, Oyetunji S, Gaston-Hawkins L, Sosa JA, Joseph B, Lindeman B. Underrepresented in medicine: Making surgical training anti-racist. The American Journal Of Surgery 2022, 224: 302-306. PMID: 35300858, DOI: 10.1016/j.amjsurg.2022.02.056.Peer-Reviewed Original ResearchMedication Use for Obesity-Related Comorbidities After Sleeve Gastrectomy or Gastric Bypass
Howard R, Chao G, Yang J, Thumma J, Arterburn D, Telem D, Dimick J. Medication Use for Obesity-Related Comorbidities After Sleeve Gastrectomy or Gastric Bypass. JAMA Surgery 2022, 157: 248-256. PMID: 35019988, PMCID: PMC8756362, DOI: 10.1001/jamasurg.2021.6898.Peer-Reviewed Original ResearchConceptsTime of surgeryGastric bypassMedication discontinuationSleeve gastrectomyCumulative incidenceMedication useHyperlipidemia medicationsComorbidity resolutionLower incidenceCommon bariatric surgical proceduresLipid-lowering medication useComparative effectiveness research studyAdult Medicare beneficiariesDiabetes medication useAntihypertensive medication useLipid-lowering medicationsBariatric surgical proceduresSubset of patientsLong-term trialsAntihypertensive medicationsDiabetes medicationsLaparoscopic RouxBariatric surgeryPrimary outcomeMean ageComparative 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 weightingGastrectomyReinterventionRouxSurgeryPatientsBypassUnderstanding Racially Diverse Community Member Views of Obesity Stigma and Bariatric Surgery
Chao G, Diaz A, Ghaferi A, Dimick J, Byrnes M. Understanding Racially Diverse Community Member Views of Obesity Stigma and Bariatric Surgery. Obesity Surgery 2022, 32: 1216-1226. PMID: 35088253, PMCID: PMC8794039, DOI: 10.1007/s11695-022-05928-x.Peer-Reviewed Original ResearchQuestioning the legitimacy of bariatric surgery: a qualitative analysis of individuals from the community who qualify for bariatric surgery
Chao G, Diaz A, Ghaferi A, Dimick J, Byrnes M. Questioning the legitimacy of bariatric surgery: a qualitative analysis of individuals from the community who qualify for bariatric surgery. Surgical Endoscopy 2022, 36: 6733-6741. PMID: 34981224, PMCID: PMC8722749, DOI: 10.1007/s00464-021-08949-2.Peer-Reviewed Original ResearchConceptsBariatric surgeryMedical treatmentWeight loss requirementsInterpretive description frameworkNIH criteriaMajority of participantsDurable therapySurgeryMajority of individualsHealthcare providersDiverse cohortDescriptive studyWeight lossFirst qualitative studyPacific IslandersTreatmentQualitative studyParticipantsDoctorsImportant contributorFinal themeIndividualsObesityPatientsMajor themes
2021
Comparative Safety of Sleeve Gastrectomy and Gastric Bypass Up to 5 Years After Surgery in Patients With Severe Obesity
Howard R, Chao G, Yang J, Thumma J, Chhabra K, Arterburn D, Ryan A, Telem D, Dimick J. Comparative Safety of Sleeve Gastrectomy and Gastric Bypass Up to 5 Years After Surgery in Patients With Severe Obesity. JAMA Surgery 2021, 156: 1160-1169. PMID: 34613354, PMCID: PMC8495604, DOI: 10.1001/jamasurg.2021.4981.Peer-Reviewed Original ResearchConceptsAdjusted hazard ratioSleeve gastrectomyGastric bypassRisk of mortalityCumulative incidenceLong-term riskBariatric surgerySurgical revisionComparative safetyMAIN OUTCOMEUnknown raceLower long-term riskHigher long-term riskUnderwent sleeve gastrectomyRetrospective cohort studyEmergency department useHealth care useLong-term safetyMedicare claims databaseTotal health care spendingCause hospitalizationLaparoscopic RouxCohort studyHazard ratioSecondary outcomes