2020
Burden and Outcomes of Fragmentation of Care in Hospitalized Patients With Inflammatory Bowel Diseases: A Nationally Representative Cohort
Nguyen N, Luo J, Ohno-Machado L, Sandborn W, Singh S. Burden and Outcomes of Fragmentation of Care in Hospitalized Patients With Inflammatory Bowel Diseases: A Nationally Representative Cohort. Inflammatory Bowel Diseases 2020, 27: 1026-1034. PMID: 32944753, PMCID: PMC8205632, DOI: 10.1093/ibd/izaa238.Peer-Reviewed Original ResearchConceptsInflammatory bowel diseaseFragmentation of careHigh riskCohort studyBowel diseaseNationwide Readmissions Database 2013Nationally Representative CohortUS cohort studyRisk of surgeryNumber of patientsRepresentative cohort studyHealth care qualityHospital mortalityHospitalized patientsCohort 2Outpatient careChronic diseasesCohort 1Representative cohortPatientsSingle episodeReadmissionHospitalizationCare qualityCare
2015
The differential associations of preexisting conditions with trauma-related outcomes in the presence of competing risks
Calvo R, Lindsay S, Edland S, Macera C, Wingard D, Ohno-Machado L, Sise M. The differential associations of preexisting conditions with trauma-related outcomes in the presence of competing risks. Injury 2015, 47: 677-684. PMID: 26684173, DOI: 10.1016/j.injury.2015.10.055.Peer-Reviewed Original ResearchConceptsPre-existing chronic conditionsOlder trauma patientsHospital mortalityTrauma patientsMortality riskHigh-risk groupLow-risk subgroupsLower mortality riskLonger HLOSHospital lengthMost patientsRisk patientsClinical outcomesLiver diseaseRetrospective studyTrauma populationTrauma-related outcomesRisk regressionChronic conditionsExcess mortalityParkinson's diseaseLevel ICare facilitiesPatientsClinical decision
2007
Risk-adjusted sequential probability ratio test control chart methods for monitoring operator and institutional mortality rates in interventional cardiology
Matheny M, Ohno-Machado L, Resnic F. Risk-adjusted sequential probability ratio test control chart methods for monitoring operator and institutional mortality rates in interventional cardiology. American Heart Journal 2007, 155: 114-120. PMID: 18082501, DOI: 10.1016/j.ahj.2007.08.022.Peer-Reviewed Original Research
2005
Monitoring Device Safety in Interventional Cardiology
Matheny M, Ohno-Machado L, Resnic F. Monitoring Device Safety in Interventional Cardiology. Journal Of The American Medical Informatics Association 2005, 13: 180-187. PMID: 16357356, PMCID: PMC1447549, DOI: 10.1197/jamia.m1908.Peer-Reviewed Original Research
2004
Prediction of mortality in an Indian intensive care unit
Nimgaonkar A, Karnad D, Sudarshan S, Ohno-Machado L, Kohane I. Prediction of mortality in an Indian intensive care unit. Intensive Care Medicine 2004, 30: 248-253. PMID: 14727015, DOI: 10.1007/s00134-003-2105-4.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAPACHEFemaleHospital MortalityHumansIndiaIntensive Care UnitsLogistic ModelsMaleMiddle AgedProbabilityProspective StudiesConceptsNeural networkIndian data setAPACHE IIArtificial neural network modelBack-propagation algorithmNeural network modelAnalysis of informationDay 1 APACHE II scoreIndian Intensive Care UnitsNetwork modelAPACHE II equationAPACHE II systemAPACHE II scoreIntensive care unitRisk of deathPrediction of mortalityNetworkHosmer-Lemeshow statisticData setsLogistic regression modelsHospital outcomesII scoreCare unitUniversity HospitalConsecutive admissions
2001
Simplified risk score models accurately predict the risk of major in-hospital complications following percutaneous coronary intervention
Resnic F, Ohno-Machado L, Selwyn A, Simon D, Popma J. Simplified risk score models accurately predict the risk of major in-hospital complications following percutaneous coronary intervention. The American Journal Of Cardiology 2001, 88: 5-9. PMID: 11423050, DOI: 10.1016/s0002-9149(01)01576-4.Peer-Reviewed Original ResearchMeSH KeywordsAngioplasty, Balloon, CoronaryCardiopulmonary BypassCoronary DiseaseFemaleHospital MortalityHumansLogistic ModelsMaleMiddle AgedMyocardial InfarctionNeural Networks, ComputerPostoperative ComplicationsPredictive Value of TestsPrognosisProspective StudiesRisk AssessmentRisk FactorsROC CurveConceptsPercutaneous coronary interventionRisk score modelHospital complicationsCoronary interventionScore modelGlycoprotein IIb/IIIa antagonistsIIb/IIIa antagonistsMultiple logistic regression modelBedside risk stratificationCombined end pointUse of stentsMultiple logistic modelLogistic regression modelsBypass surgeryRisk stratificationSingle centerDecreased riskMyocardial infarctionRisk factorsComplicationsInterventional proceduresEnd pointLogistic regressionLogistic modelROC curve