2017
Long‐term survival benefit of upfront chemotherapy in patients with newly diagnosed borderline resectable pancreatic cancer
Shrestha B, Sun Y, Faisal F, Kim V, Soares K, Blair A, Herman JM, Narang A, Dholakia AS, Rosati L, Hacker‐Prietz A, Chen L, Laheru DA, De Jesus‐Acosta A, Le DT, Donehower R, Azad N, Diaz LA, Murphy A, Lee V, Fishman EK, Hruban RH, Liang T, Cameron JL, Makary M, Weiss MJ, Ahuja N, He J, Wolfgang CL, Huang C, Zheng L. Long‐term survival benefit of upfront chemotherapy in patients with newly diagnosed borderline resectable pancreatic cancer. Cancer Medicine 2017, 6: 1552-1562. PMID: 28639410, PMCID: PMC5504321, DOI: 10.1002/cam4.1104.Peer-Reviewed Original ResearchConceptsMedian overall survivalUpfront chemotherapyNeoadjuvant chemotherapyNeoadjuvant therapySurgical resectionOverall survivalUpfront chemoradiationBorderline resectable pancreatic adenocarcinomaLong-term survival benefitBorderline resectable pancreatic cancerCurative surgical resectionResectable pancreatic cancerUpfront neoadjuvant chemotherapyResectable pancreatic adenocarcinomaSubpopulation of patientsJohns Hopkins HospitalLong-term survivalCurative intentNeoadjuvant chemoradiationConsecutive patientsSurvival benefitPancreatic cancerPancreatic adenocarcinomaRetrospective analysisChemoradiation
2015
Tracking Early Readmission After Pancreatectomy to Index and Nonindex Institutions: A More Accurate Assessment of Readmission
Tosoian JJ, Hicks CW, Cameron JL, Valero V, Eckhauser FE, Hirose K, Makary MA, Pawlik TM, Ahuja N, Weiss MJ, Wolfgang CL. Tracking Early Readmission After Pancreatectomy to Index and Nonindex Institutions: A More Accurate Assessment of Readmission. JAMA Surgery 2015, 150: 152-158. PMID: 25535811, PMCID: PMC4461067, DOI: 10.1001/jamasurg.2014.2346.Peer-Reviewed Original ResearchConceptsTertiary care referral centerPatient-level factorsNonindex hospitalEarly readmissionReferral centerMultivariable analysisPatterns of readmissionPostoperative drain placementRate of readmissionRisk of readmissionData of patientsAge 65 yearsHigh-volume institutionsDistal pancreatectomyPostoperative infectionPrimary outcomeLiver diseaseDrain placementInstitutional databaseRisk factorsPancreatectomyRetrospective analysisReadmissionMAIN OUTCOMEPatients
2011
Early-Stage Gallbladder Cancer in the Surveillance, Epidemiology, and End Results Database: Effect of Extended Surgical Resection
Downing SR, Cadogan KA, Ortega G, Oyetunji TA, Siram SM, Chang DC, Ahuja N, Leffall LD, Frederick WA. Early-Stage Gallbladder Cancer in the Surveillance, Epidemiology, and End Results Database: Effect of Extended Surgical Resection. JAMA Surgery 2011, 146: 734-738. PMID: 21690451, DOI: 10.1001/archsurg.2011.128.Peer-Reviewed Original ResearchConceptsEarly-stage gallbladder cancerEnd Results (SEER) databaseMore lymph nodesLymph nodesGallbladder cancerSurgical resectionSurvival benefitT2 lesionsResults databaseMultivariate analysisDisease-positive lymph nodesPrimary gallbladder cancerExtended surgical resectionLN excisionOverall survivalSimple cholecystectomyAdvanced cancerFemale patientsCertain patientsRetrospective analysisSurgical proceduresSurvival advantagePatientsCancerResection
2009
Variations in Referral Patterns to High-Volume Centers for Pancreatic Cancer
Chang DC, Zhang Y, Mukherjee D, Wolfgang CL, Schulick RD, Cameron JL, Ahuja N. Variations in Referral Patterns to High-Volume Centers for Pancreatic Cancer. Journal Of The American College Of Surgeons 2009, 209: 720-726. PMID: 19959040, PMCID: PMC4036485, DOI: 10.1016/j.jamcollsurg.2009.09.011.Peer-Reviewed Original ResearchConceptsHigh-volume centersHigh-volume hospitalsNationwide Inpatient SamplePancreatic cancer patientsArea Resource FilePancreatic resectionCancer patientsInpatient SamplePancreatic cancerRadiation oncologistsCharlson Comorbidity Index scoreComorbidity Index scoreOdds of referralPrimary outcome variableResource FileCommunity poverty levelCalendar yearPatient ageOverall referralsReferral patternsVolume centersInsurance statusPrimary diagnosisInclusion criteriaRetrospective analysis
2008
What Constitutes a “High-Volume” Hospital for Pancreatic Resection?
Meguid RA, Ahuja N, Chang DC. What Constitutes a “High-Volume” Hospital for Pancreatic Resection? Journal Of The American College Of Surgeons 2008, 206: 622.e1-622.e9. PMID: 18387466, DOI: 10.1016/j.jamcollsurg.2007.11.011.Peer-Reviewed Original ResearchConceptsPancreatic resectionResection volumeCenters of excellenceNationwide Inpatient SampleMultivariable logistic regressionImproved postoperative outcomesHospital mortalityPostoperative mortalityPerioperative deathsPostoperative outcomesInpatient SampleRetrospective analysisResectionVolume thresholdImperfect surrogateLogistic regressionPatients