2023
Family and personal history of cancer in the All of Us research program for precision medicine
Bruce L, Paul P, Kim K, Kim J, Keegan T, Hiatt R, Ohno-Machado L, Investigators O. Family and personal history of cancer in the All of Us research program for precision medicine. PLOS ONE 2023, 18: e0288496. PMID: 37459328, PMCID: PMC10351738, DOI: 10.1371/journal.pone.0288496.Peer-Reviewed Original ResearchMeSH KeywordsDatabases, FactualHumansNeoplasmsPopulation HealthPrecision MedicineSurveys and Questionnaires
2021
Predictive Analytics for Glaucoma Using Data From the All of Us Research Program
Baxter S, Saseendrakumar B, Paul P, Kim J, Bonomi L, Kuo T, Loperena R, Ratsimbazafy F, Boerwinkle E, Cicek M, Clark C, Cohn E, Gebo K, Mayo K, Mockrin S, Schully S, Ramirez A, Ohno-Machado L, Investigators A. Predictive Analytics for Glaucoma Using Data From the All of Us Research Program. American Journal Of Ophthalmology 2021, 227: 74-86. PMID: 33497675, PMCID: PMC8184631, DOI: 10.1016/j.ajo.2021.01.008.Peer-Reviewed Original ResearchConceptsGlaucoma surgeryPrimary open-angle glaucomaOphthalmic researchSingle-center cohortElectronic health record dataMultivariable logistic regressionSingle-center dataOpen-angle glaucomaHealth record dataMean ageClaims dataUs Research ProgramLogistic regressionSurgeryRecord dataOphthalmic imagingCharacteristic curveExternal validationGlaucomaCohortAUCSingle-center model
2018
Infections and Cardiovascular Complications are Common Causes for Hospitalization in Older Patients with Inflammatory Bowel Diseases
Nguyen N, Ohno-Machado L, Sandborn W, Singh S. Infections and Cardiovascular Complications are Common Causes for Hospitalization in Older Patients with Inflammatory Bowel Diseases. Inflammatory Bowel Diseases 2018, 24: 916-923. PMID: 29562273, DOI: 10.1093/ibd/izx089.Peer-Reviewed Original ResearchConceptsInflammatory bowel diseaseOlder patientsYounger patientsAnnual burdenNationwide Readmissions Database 2013Treatment-related complicationsDisease-related complicationsCause of hospitalizationRepresentative cohort studyCohort studyBowel diseaseHigh riskPatientsMore daysHospitalizationComplicationsBurdenCauseRehospitalizationHospitalTherapyCohortPrevalenceDiseaseFinding relevant biomedical datasets: the UC San Diego solution for the bioCADDIE Retrieval Challenge
Wei W, Ji Z, He Y, Zhang K, Ha Y, Li Q, Ohno-Machado L. Finding relevant biomedical datasets: the UC San Diego solution for the bioCADDIE Retrieval Challenge. Database 2018, 2018: bay017. PMID: 29688374, PMCID: PMC5861401, DOI: 10.1093/database/bay017.Peer-Reviewed Original Research
2017
Finding useful data across multiple biomedical data repositories using DataMed
Ohno-Machado L, Sansone S, Alter G, Fore I, Grethe J, Xu H, Gonzalez-Beltran A, Rocca-Serra P, Gururaj A, Bell E, Soysal E, Zong N, Kim H. Finding useful data across multiple biomedical data repositories using DataMed. Nature Genetics 2017, 49: 816-819. PMID: 28546571, PMCID: PMC6460922, DOI: 10.1038/ng.3864.Peer-Reviewed Original ResearchMeSH KeywordsBiological OntologiesBiomedical ResearchComputational BiologyDatabases, FactualHumansMetadataSoftwareSystems IntegrationConceptsBiomedical data repositoriesHealth big dataData setsKnowledge discoveryBig dataMultiple repositoriesSearch enginesData indexFAIR principlesDataMedData repositoryService providersKnowledge initiativesKnowledge expertsBiomedical research communityResearch communityRepositoryScience landscapeUseful dataInteroperabilityMetadataFindabilitySetEngineDataA publicly available benchmark for biomedical dataset retrieval: the reference standard for the 2016 bioCADDIE dataset retrieval challenge
Cohen T, Roberts K, Gururaj A, Chen X, Pournejati S, Alter G, Hersh W, Demner-Fushman D, Ohno-Machado L, Xu H. A publicly available benchmark for biomedical dataset retrieval: the reference standard for the 2016 bioCADDIE dataset retrieval challenge. Database 2017, 2017: bax061. PMID: 29220453, PMCID: PMC5737202, DOI: 10.1093/database/bax061.Peer-Reviewed Original Research
2016
Data and the clinical decision support loop
Ohno-Machado L, Editor-in-Chief. Data and the clinical decision support loop. Journal Of The American Medical Informatics Association 2016, 23: e1-e1. PMID: 27071919, PMCID: PMC4954618, DOI: 10.1093/jamia/ocw060.Commentaries, Editorials and Letters
2015
Creating a Common Data Model for Comparative Effectiveness with the Observational Medical Outcomes Partnership
FitzHenry F, Resnic F, Robbins S, Denton J, Nookala L, Meeker D, Ohno-Machado L, Matheny M. Creating a Common Data Model for Comparative Effectiveness with the Observational Medical Outcomes Partnership. Applied Clinical Informatics 2015, 06: 536-547. PMID: 26448797, PMCID: PMC4586341, DOI: 10.4338/aci-2014-12-cr-0121.Peer-Reviewed Original ResearchMeSH KeywordsCommon Data ElementsComparative Effectiveness ResearchDatabases, FactualDelivery of Health CareFemaleHumansMaleOutcome Assessment, Health CareConceptsOMOP Common Data ModelPerson monthsHealth systemCount of medicationsMore outpatient visitsHealth system databaseMedication administration recordsComparative effectiveness analysisObservational Medical Outcomes Partnership (OMOP) CDMPharmacy fillsEligible cohortOutpatient visitsHigh prevalenceMedicationsComparative effectivenessAdministration recordsCommon data modelCohortMini-SentinelObservational Medical Outcomes PartnershipMonths
2014
NIH's Big Data to Knowledge initiative and the advancement of biomedical informatics
Ohno-Machado L. NIH's Big Data to Knowledge initiative and the advancement of biomedical informatics. Journal Of The American Medical Informatics Association 2014, 21: 193-193. PMID: 24509598, PMCID: PMC3932475, DOI: 10.1136/amiajnl-2014-002666.Commentaries, Editorials and Letters
2012
Privacy-preserving heterogeneous health data sharing
Mohammed N, Jiang X, Chen R, Fung B, Ohno-Machado L. Privacy-preserving heterogeneous health data sharing. Journal Of The American Medical Informatics Association 2012, 20: 462-469. PMID: 23242630, PMCID: PMC3628047, DOI: 10.1136/amiajnl-2012-001027.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsConfidentialityData MiningDatabases, FactualFemaleHumansInformation DisseminationMalePrivacyConceptsSet-valued dataDifferential privacyNoise additionPrivacy-preserving mannerAdversary's background knowledgeStrong privacy guaranteesBackground knowledgeHealth data sharingPrivacy modelPrivacy guaranteesSensitive dataData sharingHealthcare dataPrivate mannerAlgorithm designPrivacyRaw dataSynthetic dataAlgorithmHealth dataProbabilistic wayDiscriminative analysisExperimental resultsUseful informationClassification analysis
2007
MODELING CANCER: INTEGRATION OF "OMICS" INFORMATION IN DYNAMIC SYSTEMS
STRANSKY B, BARRERA J, OHNO-MACHADO L, DE SOUZA S. MODELING CANCER: INTEGRATION OF "OMICS" INFORMATION IN DYNAMIC SYSTEMS. Journal Of Bioinformatics And Computational Biology 2007, 5: 977-986. PMID: 17787066, DOI: 10.1142/s0219720007002990.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
2002
Visualization and evaluation of clusters for exploratory analysis of gene expression data
Kim J, Kohane I, Ohno-Machado L. Visualization and evaluation of clusters for exploratory analysis of gene expression data. Journal Of Biomedical Informatics 2002, 35: 25-36. PMID: 12415724, DOI: 10.1016/s1532-0464(02)00001-1.Peer-Reviewed Original ResearchConceptsClustering algorithmDifferent clustering algorithmsPopular clustering algorithmNew clustering algorithmComprehensive data visualizationGene expression data analysisData visualization strategiesExpression data analysisEvaluation of clustersData visualizationSoftware toolsCluster qualityCluster consistencyAlgorithmActual implementationData setsGene expression dataQuality measuresVisualizationPromising resultsFrameworkData analysisObjective evaluationUsersExpression data
2001
Using patient-reportable clinical history factors to predict myocardial infarction
Wang S, Ohno-Machado L, Fraser H, Kennedy R. Using patient-reportable clinical history factors to predict myocardial infarction. Computers In Biology And Medicine 2001, 31: 1-13. PMID: 11058690, DOI: 10.1016/s0010-4825(00)00022-6.Peer-Reviewed Original Research
1999
Using Boolean reasoning to anonymize databases
Øhrn A, Ohno-Machado L. Using Boolean reasoning to anonymize databases. Artificial Intelligence In Medicine 1999, 15: 235-254. PMID: 10206109, DOI: 10.1016/s0933-3657(98)00056-6.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlgorithmsComputer SecurityConfidentialityDatabases, FactualFemaleHumansMaleMedical RecordsConceptsBoolean reasoningMedical data repositoriesMeasure of anonymitySensitive dataPrivacy issuesDatabase fieldAmount of trustConfidential informationDegree of anonymityData repositoryDeterministic inferenceIndividual objectsAnonymityParticular pieceAlgorithmElectronic medical recordsSpecific needsReasoningDatabasePossible misuseAnonymizationInformationRepositoryOutside worldIssues
1998
Building manageable rough set classifiers.
Ohrn A, Ohno-Machado L, Rowland T. Building manageable rough set classifiers. AMIA Annual Symposium Proceedings 1998, 543-7. PMID: 9929278, PMCID: PMC2232320.Peer-Reviewed Original ResearchMeSH KeywordsClassificationData Interpretation, StatisticalDatabases, FactualDecision Support TechniquesFuzzy LogicROC CurveConceptsReal-world medical datasetsRule-based classifierRough set classifierRough set theoryKnowledge discoveryData miningMedical datasetsBoolean reasoningSet classifierSet theoryClassifierBetter performanceSmall modelsMiningAvailable informationDatasetReasoningInteresting aspectsModelCapabilityInformationSetInspectionRulesPerformance
1997
A virtual repository approach to clinical and utilization studies: application in mammography as alternative to a national database.
Ohno-Machado L, Boxwala A, Ehresman J, Smith D, Greenes R. A virtual repository approach to clinical and utilization studies: application in mammography as alternative to a national database. AMIA Annual Symposium Proceedings 1997, 369-73. PMID: 9357650, PMCID: PMC2233552.Peer-Reviewed Original ResearchConceptsMammography databaseVisualization of resultsHeterogeneous databasesFederated databasesCentralized architectureExploratory analysis toolLegacy systemsCommon queriesPrototype systemQueriesVirtual repositoryAlternative architecturesImmediate displayDifferent databasesArchitectureAnalysis toolsMammography dataUse of dataRepositoryMammography reportsDatabaseUsersDownloadSystemVisualization