2018
Serum vitamin D levels and risk of prevalent tuberculosis, incident tuberculosis and tuberculin skin test conversion among prisoners
Maceda EB, Gonçalves C, Andrews JR, Ko AI, Yeckel CW, Croda J. Serum vitamin D levels and risk of prevalent tuberculosis, incident tuberculosis and tuberculin skin test conversion among prisoners. Scientific Reports 2018, 8: 997. PMID: 29343733, PMCID: PMC5772514, DOI: 10.1038/s41598-018-19589-3.Peer-Reviewed Original ResearchConceptsVitamin D levelsTuberculin skin test conversionPoor vitamin D statusSkin test conversionVitamin D statusActive tuberculosisRisk of progressionCase-control studyD levelsRisk factorsTST conversionD statusCigarette smokingTest conversionSerum vitamin D levelsSubnormal vitamin D levelsMultivariable conditional logistic regressionConditional logistic regressionConsequence of diseaseIncident tuberculosisActive diseaseLatent tuberculosisPrevalent tuberculosisVitamin DBlack race
2016
Impact of mass-screening on tuberculosis incidence in a prospective cohort of Brazilian prisoners
Paião DS, Lemos EF, Carbone AD, Sgarbi RV, Junior AL, da Silva FM, Brandão LM, dos Santos LS, Martins VS, Simionatto S, Motta-Castro AR, Pompílio MA, Urrego J, Ko AI, Andrews JR, Croda J. Impact of mass-screening on tuberculosis incidence in a prospective cohort of Brazilian prisoners. BMC Infectious Diseases 2016, 16: 533. PMID: 27716170, PMCID: PMC5048439, DOI: 10.1186/s12879-016-1868-5.Peer-Reviewed Original ResearchConceptsTuberculin skin testingActive tuberculosisRisk factorsSubsequent diseaseProspective cohort studyEarly case detectionHigh transmission settingsHigh-risk populationPotential risk factorsProportional hazards modelSubsequent disease riskMass screening interventionTST conversionCohort studyProspective cohortHIV testingTuberculosis infectionScreening interventionsSkin testingTB notificationsTuberculosis incidenceSubsequent riskCase detectionSputum samplesActive screening