2013
ICD-9 tobacco use codes are effective identifiers of smoking status
Wiley L, Shah A, Xu H, Bush W. ICD-9 tobacco use codes are effective identifiers of smoking status. Journal Of The American Medical Informatics Association 2013, 20: 652-658. PMID: 23396545, PMCID: PMC3721171, DOI: 10.1136/amiajnl-2012-001557.Peer-Reviewed Original ResearchConceptsSmoking statusClinic populationGeneral clinic populationClinical populationsSmoking cessation attemptCancer-free controlsElectronic health recordsFull-text recordsCancer casesCessation attemptsTobacco useInternational ClassificationSmokersHealth recordsGenetic association studiesGenetic association analysisStatusPopulationLittle evidenceBiorepositoryInitial success
2011
Extracting and integrating data from entire electronic health records for detecting colorectal cancer cases.
Xu H, Fu Z, Shah A, Chen Y, Peterson N, Chen Q, Mani S, Levy M, Dai Q, Denny J. Extracting and integrating data from entire electronic health records for detecting colorectal cancer cases. AMIA Annual Symposium Proceedings 2011, 2011: 1564-72. PMID: 22195222, PMCID: PMC3243156.Peer-Reviewed Original ResearchConceptsEntire electronic health recordElectronic health recordsNatural language processingHealth recordsStructured EHR dataMachine learningText dataNarrative text dataF-measureLanguage processingClinical narrativesEHR dataSuch tasksColorectal cancerDetection methodConcept identificationCohort of patientsColorectal cancer casesVanderbilt University HospitalCase detection methodsClinical notesCRC patientsCRC casesUniversity HospitalCancer cases