Featured Publications
Sputum quality and diagnostic performance of GeneXpert MTB/RIF among smear-negative adults with presumed tuberculosis in Uganda
Meyer AJ, Atuheire C, Worodria W, Kizito S, Katamba A, Sanyu I, Andama A, Ayakaka I, Cattamanchi A, Bwanga F, Huang L, Davis JL. Sputum quality and diagnostic performance of GeneXpert MTB/RIF among smear-negative adults with presumed tuberculosis in Uganda. PLOS ONE 2017, 12: e0180572. PMID: 28686705, PMCID: PMC5501569, DOI: 10.1371/journal.pone.0180572.Peer-Reviewed Original ResearchConceptsGeneXpert MTB/RIFBlood-stained sputumSputum qualityMTB/RIFSalivary sputumXpert testingDiagnostic performanceMycobacterial cultureCross-sectional studyTB patientsPatient factorsSputum testTB diagnosisDiagnostic yieldMucoid sputumSputum samplesLED fluorescence microscopySputumXpertTuberculosis diagnosticsDemographic informationPatientsAdditional testingHigher proportionSample types
2021
Evaluating the Quality of Tuberculosis Contact Investigation in Cali, Colombia: A Retrospective Cohort Study.
Diaz G, Victoria AM, Meyer AJ, Niño Y, Luna L, Ferro BE, Davis J. Evaluating the Quality of Tuberculosis Contact Investigation in Cali, Colombia: A Retrospective Cohort Study. American Journal Of Tropical Medicine And Hygiene 2021, 104: 1309-1316. PMID: 33617470, PMCID: PMC8045602, DOI: 10.4269/ajtmh.20-0809.Peer-Reviewed Original ResearchConceptsRetrospective cohort studyTuberculosis contact investigationContact investigationTB patientsHousehold visitsTB evaluationClinic visitsCohort studyEarly TB diagnosisIndex TB patientsTB contact investigationActive TB patientsTherapy initiationPreventive therapyTB diagnosisSymptomatic contactsMultivariable modelClinic referralsIndex patientsPatientsContact tracingVisitsCumulative probabilityLittle dataReferral
2018
Social determinants of tuberculosis evaluation among household contacts: a secondary analysis
Shelby T, Meyer AJ, Ochom E, Turimumahoro P, Babirye D, Katamba A, Davis JL, Armstrong-Hough M. Social determinants of tuberculosis evaluation among household contacts: a secondary analysis. Public Health Action 2018, 8: 118-123. PMID: 30271727, PMCID: PMC6147061, DOI: 10.5588/pha.18.0025.Peer-Reviewed Original ResearchTB evaluationHousehold contactsContact investigationSocial determinantsHousehold contact investigationCross-sectional studyTuberculosis evaluationTB patientsPrimary level educationTuberculosis unitSputum collectionControl armIndividual symptomsSecondary analysisLow incomeSpecific mechanismsSocio-economic determinantsMedian incomeHead of householdFurther researchSocio-economic factorsPatientsDeterminantsClinicEvaluationIntegrating home HIV counselling and testing into household TB contact investigation: a mixed-methods study
Ochom E, Meyer AJ, Armstrong-Hough M, Kizito S, Ayakaka I, Turimumahoro P, Ggita JM, Katamba A, Davis JL. Integrating home HIV counselling and testing into household TB contact investigation: a mixed-methods study. Public Health Action 2018, 8: 72-78. PMID: 29946523, PMCID: PMC6012957, DOI: 10.5588/pha.18.0014.Peer-Reviewed Original ResearchCommunity health workersHome-based HCTHousehold contactsHIV testingContact investigationHuman immunodeficiency virus counsellingHousehold TB contactTB contact investigationTuberculosis contact investigationHousehold tuberculosis contact investigationFocus group discussionsProspective mixed-methods studyEnzyme-linked immunosorbentTB contactTB patientsHIV counsellingHealth workersHealth facilitiesIndeterminate resultsPanel testingHctMixed-methods studyAdequate volumeLaboratory techniciansMixed-method studyPatterns of usage and preferences of users for tuberculosis-related text messages and voice calls in Uganda
Ggita JM, Ojok C, Meyer AJ, Farr K, Shete PB, Ochom E, Turimumahoro P, Babirye D, Mark D, Dowdy D, Ackerman S, Armstrong-Hough M, Nalugwa T, Ayakaka I, Moore D, Haberer JE, Cattamanchi A, Katamba A, Davis JL. Patterns of usage and preferences of users for tuberculosis-related text messages and voice calls in Uganda. The International Journal Of Tuberculosis And Lung Disease 2018, 22: 530-536. PMID: 29663958, PMCID: PMC6350252, DOI: 10.5588/ijtld.17.0521.Peer-Reviewed Original ResearchConceptsClinic attendeesHousehold contactsTB patientsClinic visitsClinic patientsMHealth interventionsTuberculosisMobile phone accessHealth communicationPatientsUrban KampalaMost contactPhone accessPhone sharingLittle informationAttendeesText messagesPatterns of usageShort messaging service (SMS) messagesUgandaCentral UgandaVisitsRecipients
2017
Drop-out from the tuberculosis contact investigation cascade in a routine public health setting in urban Uganda: A prospective, multi-center study
Armstrong-Hough M, Turimumahoro P, Meyer AJ, Ochom E, Babirye D, Ayakaka I, Mark D, Ggita J, Cattamanchi A, Dowdy D, Mugabe F, Fair E, Haberer JE, Katamba A, Davis JL. Drop-out from the tuberculosis contact investigation cascade in a routine public health setting in urban Uganda: A prospective, multi-center study. PLOS ONE 2017, 12: e0187145. PMID: 29108007, PMCID: PMC5673209, DOI: 10.1371/journal.pone.0187145.Peer-Reviewed Original ResearchConceptsHousehold contact investigationNational TB ProgrammeContact investigationTB evaluationActive TBHealth workersPatient householdsMulti-center observational studyIndex TB patientsTB contact investigationLay health workersTuberculosis contact investigationMulti-center studyRoutine public health settingPublic health settingsTB patientsTB programsEligible contactsTuberculosis unitProgrammatic settingsRisk factorsIndex householdsIndex patientsObservational studyRisk contacts