High Rate of Negative Results of Tuberculin and QuantiFERON Tests Among Individuals With a History of Positive Skin Test Results
Friedman LN, Nash ER, Bryant J, Henry S, Shi J, D'Amato J, Khaled GH, Russi MB, O'Connor PG, Edberg SC, Pisani MA, Cain HC, Tanoue L, Weissman DN. High Rate of Negative Results of Tuberculin and QuantiFERON Tests Among Individuals With a History of Positive Skin Test Results. Infection Control And Hospital Epidemiology 2006, 27: 436-441. PMID: 16671022, DOI: 10.1086/503690.Peer-Reviewed Original ResearchConceptsQuantiFERON-TB testTuberculin skin testPrevious tuberculin skin testTST statusInitial tuberculin skin testPositive tuberculin skin testSecond tuberculin skin testPositive skin test resultsExperienced healthcare workersNegative TST resultsTST-negative groupSkin test resultsTST protocolWhole blood assaysNegative resultsPositive resultsTuberculosis exposureImmunocompetent subjectsQuantiFERON testSkin testTST resultsMedical recordsInduration diameterHealthcare workersHigh riskAre Commonly Ordered Lab Tests Useful Screens for Alcohol Disorders in Older Male Veterans Receiving Primary Care?
Reid MC, Guo Z, Van Ness PH, O'Connor PG, Concato J. Are Commonly Ordered Lab Tests Useful Screens for Alcohol Disorders in Older Male Veterans Receiving Primary Care? Substance Abuse 2006, 26: 25-32. PMID: 16687367, DOI: 10.1300/j465v26n02_04.Peer-Reviewed Original ResearchConceptsAST/ALT ratioAlcohol abuse/dependenceMean corpuscular volumeOlder male veteransAbuse/dependenceAlcohol Use Disorders Identification TestCAGE positivityRisk drinkingAlanine aminotransferaseALT ratioAspartate aminotransferaseAlcohol disordersMale veteransPrimary careMedical recordsParticipants' medical recordsAbnormal test resultsTest performance characteristicsDisorders Identification TestPositive likelihood ratioNegative likelihood ratioLikelihood ratioRoutine careVA databasesCAGE questionnaire