2024
Estimates of 30-day postoperative pulmonary complications after gastrointestinal endoscopic procedures: A retrospective cohort analysis of a health system population
Carr Z, Li J, Agarkov D, Gazura M, Karamchandani K. Estimates of 30-day postoperative pulmonary complications after gastrointestinal endoscopic procedures: A retrospective cohort analysis of a health system population. PLOS ONE 2024, 19: e0299137. PMID: 38394250, PMCID: PMC10889900, DOI: 10.1371/journal.pone.0299137.Peer-Reviewed Original ResearchConceptsPostoperative pulmonary complicationsGastrointestinal endoscopic proceduresCongestive heart failurePropensity score matchingEndoscopic proceduresPulmonary complicationsSecondary outcomesPropensity score matching adjustmentRetrospective cohort studyRetrospective cohort analysisPulmonary circulatory disordersMultivariate logistic regressionAlcohol abuse disordersUpper endoscopic proceduresHealth system populationPulmonary emboliUpper endoscopyRespiratory failureLower endoscopyElectrolyte disordersHeart failureCohort studyConscious sedationPrimary outcomeCohort analysis
2023
Predictors of Failure to Rescue After Postoperative Respiratory Failure: A Retrospective Cohort Analysis of 13,047 Patients Using the ACS-NSQIP Dataset
Karamchandani K, Khorsand S, Ebeling C, Yan L, Nakonezny P, Carr Z. Predictors of Failure to Rescue After Postoperative Respiratory Failure: A Retrospective Cohort Analysis of 13,047 Patients Using the ACS-NSQIP Dataset. Journal Of Surgical Research 2023, 293: 482-489. PMID: 37827025, DOI: 10.1016/j.jss.2023.09.030.Peer-Reviewed Original ResearchConceptsPostoperative respiratory failurePredictors of failureDay of surgeryRespiratory failureNoncardiac surgeryNational Surgical Quality Improvement Project databaseSurgeons National Surgical Quality Improvement Project databaseMultiple logistic regression modelACS-NSQIP datasetsPreoperative prealbumin levelRetrospective cohort studyAnesthesiologists physical statusRetrospective cohort analysisLogistic regression modelsPreoperative ascitesPreoperative creatininePostoperative complicationsPrealbumin levelsCohort studyStudy cohortDisseminated cancerCohort analysisAmerican CollegePatientsPhysical status
2020
Perioperative risk factors in patients with idiopathic pulmonary fibrosis: a historical cohort study
McDowell BJ, Karamchandani K, Lehman EB, Conboy MJ, Carr ZJ. Perioperative risk factors in patients with idiopathic pulmonary fibrosis: a historical cohort study. Journal Canadien D'anesthésie 2020, 68: 81-91. PMID: 33029686, DOI: 10.1007/s12630-020-01828-9.Peer-Reviewed Original ResearchMeSH KeywordsAdultCohort StudiesDisease ProgressionHumansIdiopathic Pulmonary FibrosisPrognosisRetrospective StudiesRisk FactorsConceptsAcute respiratory worseningIdiopathic pulmonary fibrosisOne-year mortalityHistorical cohort studyRisk factorsIPF patientsCohort studyPulmonary fibrosisSurgical timeSingle-center historical cohort studyHome oxygen requirementHome oxygen usePostoperative acute exacerbationAdverse postoperative outcomesPerioperative risk factorsIndependent risk factorDay of surgeryPerioperative risk stratificationMultivariable regression analysisActive pneumoniaAcute exacerbationAE-IPFPostoperative pneumoniaRespiratory worseningPerioperative factors
2019
Post‐operative intensive care unit admission after elective non‐cardiac surgery: A single‐center analysis of the NSQIP database
Bruceta M, De Souza L, Carr ZJ, Bonavia A, Kunselman AR, Karamchandani K. Post‐operative intensive care unit admission after elective non‐cardiac surgery: A single‐center analysis of the NSQIP database. Acta Anaesthesiologica Scandinavica 2019, 64: 319-328. PMID: 31710692, DOI: 10.1111/aas.13504.Peer-Reviewed Original ResearchMeSH KeywordsAcademic Medical CentersAdultAgedBody Mass IndexCohort StudiesCritical CareDatabases, FactualElective Surgical ProceduresFemaleHospital MortalityHumansIntensive Care UnitsLength of StayMaleMiddle AgedOperative TimePatient AdmissionPennsylvaniaPostoperative ComplicationsReoperationRisk FactorsSurgical Procedures, OperativeTertiary Care CentersConceptsElective non-cardiac surgeryPost-operative ICU admissionNon-cardiac surgeryIntensive care unitBody mass indexElevated body mass indexCurrent Procedural TerminologyICU admissionACS-NSQIPDisseminated cancerPost-operative intensive care unit admissionIntensive care unit admissionTertiary care academic medical centerLonger hospital lengthSurgery-specific characteristicsCare unit admissionObservational cohort studySingle-center analysisMultivariable logistic regressionICD-9 codesLonger procedure durationAcademic medical centerDisease billing codeHospital mortalityUnit admission