2017
The independent effect of cancer on outcomes: a potential limitation of surgical risk prediction
Leeds IL, Canner JK, Efron JE, Ahuja N, Haut ER, Wick EC, Johnston FM. The independent effect of cancer on outcomes: a potential limitation of surgical risk prediction. Journal Of Surgical Research 2017, 220: 402-409.e6. PMID: 28923559, PMCID: PMC5712450, DOI: 10.1016/j.jss.2017.08.039.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overDigestive System Surgical ProceduresFemaleGastrointestinal NeoplasmsHumansMaleMiddle AgedRisk AssessmentUnited StatesConceptsCancer patientsDiagnosis of cancerBenign diseaseCancer populationNational Surgical Quality Improvement Program 2005Chronic obstructive pulmonary diseaseSurgical risk modelsSurgical risk predictionObstructive pulmonary diseaseWorse surgical outcomesMalignant gastrointestinal diseasesOdds of deathHigh complication rateMultivariable logistic regressionParticipant Use FileRisk of deathPrimary procedure codeHigh mortality rateComplication rateSurgical complicationsIndependent predictorsMultiple complicationsPulmonary diseaseElective surgeryNoncancer patients
2016
Locally advanced primary recto-sigmoid cancers: Improved survival with multivisceral resection
Laurence G, Ahuja V, Bell T, Grim R, Ahuja N. Locally advanced primary recto-sigmoid cancers: Improved survival with multivisceral resection. The American Journal Of Surgery 2016, 214: 432-436. PMID: 28082009, DOI: 10.1016/j.amjsurg.2016.12.018.Peer-Reviewed Original ResearchConceptsMultivisceral resectionAdvanced colorectal cancerColorectal cancerCancer patientsYear survivalNon-metastatic colorectal cancerRadiation treatmentRecto-sigmoid cancerFive-year survivalSignificant associated morbidityKaplan-Meier analysisExtensive surgical proceduresGreatest survival advantageEligible patientsAssociated morbiditySelect patientsMeier analysisStandard surgeryRadical operationSEER dataAdjacent organsSurgical proceduresSurvival advantagePatientsSurgical specialists
2014
A comparison of open and minimally invasive surgery for hepatic and pancreatic resections using the nationwide inpatient sample
Ejaz A, Sachs T, He J, Spolverato G, Hirose K, Ahuja N, Wolfgang CL, Makary MA, Weiss M, Pawlik TM. A comparison of open and minimally invasive surgery for hepatic and pancreatic resections using the nationwide inpatient sample. Surgery 2014, 156: 538-547. PMID: 25017135, PMCID: PMC4316739, DOI: 10.1016/j.surg.2014.03.046.Peer-Reviewed Original ResearchConceptsMIS patientsInpatient outcomesLiver operationsNationwide Inpatient Sample databasePreoperative medical comorbiditiesIncidence of complicationsMultiple comorbid conditionsShorter median lengthAppropriate International ClassificationNationwide Inpatient SampleInvasive surgery techniquesDuration of stayHospital mortalityPostoperative morbidityHepatic resectionMedical comorbiditiesPancreatic resectionComorbid conditionsMIS groupMedian lengthOpen surgeryInpatient SampleOpen procedureRobotic assistInternational ClassificationAssessing the experience in complex hepatopancreatobiliary surgery among graduating chief residents: Is the operative experience enough?
Sachs TE, Ejaz A, Weiss M, Spolverato G, Ahuja N, Makary MA, Wolfgang CL, Hirose K, Pawlik TM. Assessing the experience in complex hepatopancreatobiliary surgery among graduating chief residents: Is the operative experience enough? Surgery 2014, 156: 385-393. PMID: 24953270, PMCID: PMC4316664, DOI: 10.1016/j.surg.2014.03.006.Peer-Reviewed Original ResearchMeSH KeywordsAccreditationBiliary Tract Surgical ProceduresDigestive System Surgical ProceduresGeneral SurgeryHumansInternship and ResidencyLiverPancreasRetrospective StudiesUnited StatesConceptsMedian numberBiliary tractHPB casesHepatopancreatobiliary surgeryCase volumeMean numberPancreas casesChief yearChief residentsAccreditation CouncilGeneral surgery residentsHPB operationsMajor resectionAnatomic resectionSimple cholecystectomyPancreatic operationsPostgraduate year 1TA casesComplex liverPancreasOperative experienceResident operative autonomyLiverSame time periodSurgery residents