2022
Long-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 changes
2020
Comparative Safety of Sleeve Gastrectomy and Gastric Bypass
Chhabra K, Telem D, Chao G, Arterburn D, Yang J, Thumma J, Ryan A, Blumenthal B, Dimick J. Comparative Safety of Sleeve Gastrectomy and Gastric Bypass. Annals Of Surgery 2020, 275: 539-545. PMID: 33201113, DOI: 10.1097/sla.0000000000004297.Peer-Reviewed Original ResearchConceptsSleeve gastrectomyGastric bypassBariatric surgeryIBM MarketScanLarge cohortCommon bariatric operationBariatric surgery patientsSelection biasSuperior safety profileLong-term safetyOverall healthcare spendingGastroesophageal refluxSurgery patientsBariatric operationsSafety profileComparative safetyGastrectomyBACKGROUND DATAHigh riskInternational ClassificationPatientsSurgeryPayer decisionsBypassProcedural Terminology
2019
The Role of Commercial Health Insurance Characteristics in Bariatric Surgery Utilization
Chhabra KR, Fan Z, Chao GF, Dimick JB, Telem DA. The Role of Commercial Health Insurance Characteristics in Bariatric Surgery Utilization. Annals Of Surgery 2019, 273: 1150-1156. PMID: 31714318, DOI: 10.1097/sla.0000000000003569.Peer-Reviewed Original ResearchConceptsInsurance plan typeBariatric surgery utilizationHigher cost sharingBariatric surgerySurgery utilizationBariatric operationsIBM MarketScan Commercial Claims DatabasesMarketScan Commercial Claims databasePlan typeCommercial claims databaseHealth insurance characteristicsRetrospective reviewClaims databaseEligible personsSurgical careSurgerySurgical utilizationMedical careExposure variablesInsurance characteristicsCost sharingInsurance coverageLower cost sharingCareQuarter 4