2025
Validity of Diagnostic Codes and Laboratory Tests to Identify Cholangiocarcinoma and Its Subtypes
Ferrante N, Hubbard R, Weinfurtner K, Mezina A, Newcomb C, Furth E, Bhattacharya D, Njei B, Taddei T, Singal A, Hoteit M, Park L, Kaplan D, Re V. Validity of Diagnostic Codes and Laboratory Tests to Identify Cholangiocarcinoma and Its Subtypes. Pharmacoepidemiology And Drug Safety 2025, 34: e70154. PMID: 40328444, PMCID: PMC12055315, DOI: 10.1002/pds.70154.Peer-Reviewed Original ResearchConceptsPositive predictive valueVeterans Health AdministrationExtrahepatic cholangiocarcinomaValidity of diagnostic codesInternational Classification of Diseases for OncologyUS Veterans Health AdministrationConfidence intervalsPharmacoepidemiological studiesICD-O-3Days of diagnosisVA dataHealth AdministrationIntrahepatic cholangiocarcinomaDiagnostic codesHistology codesCholangiocarcinomaUnique patientsInclusion criteriaCholangiocarcinoma subtypesTopography codesPredictive valuePatientsEvaluate medicationsSubtypesEvaluate determinants
2013
Accounting for the Hierarchical Structure in Veterans Health Administration Data: Differences in Healthcare Utilization between Men and Women Veterans.
Allore HG, Ning Y, Brandt CA, Goulet JL. Accounting for the Hierarchical Structure in Veterans Health Administration Data: Differences in Healthcare Utilization between Men and Women Veterans. International Journal Of Statistics In Medical Research 2013, 2: 94-103. PMID: 24910720, PMCID: PMC4047985, DOI: 10.6000/1929-6029.2013.02.02.03.Peer-Reviewed Original ResearchHealthcare utilizationWomen veteransUS Veterans Health Administration patientsVeterans Health Administration dataVeterans Health Administration patientsHealthcare needsUS women veteransHealth Administration dataHierarchical logistic regression modelsLogistic regression modelsHierarchical logistic regressionAssociation of genderBranch of serviceMilitary service personnelVA dataLogistic regressionCombat exposureAdministration dataMarital statusDifferent risksVeteransMenRegression modelsGenderAssociation
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