2023
Randomized Trial of BCG Vaccine to Protect against Covid-19 in Health Care Workers
Pittet L, Messina N, Orsini F, Moore C, Abruzzo V, Barry S, Bonnici R, Bonten M, Campbell J, Croda J, Dalcolmo M, Gardiner K, Gell G, Germano S, Gomes-Silva A, Goodall C, Gwee A, Jamieson T, Jardim B, Kollman T, Lacerda M, Lee K, Lucas M, Lynn D, Manning L, Marshall H, McDonald E, Munns C, Nicholson S, O’Connell A, de Oliveira R, Perlen S, Perrett K, Prat-Aymerich C, Richmond P, Rodriguez-Baño J, dos Santos G, da Silva P, Teo J, Villanueva P, Warris A, Wood N, Davidson A, Curtis N. Randomized Trial of BCG Vaccine to Protect against Covid-19 in Health Care Workers. New England Journal Of Medicine 2023, 388: 1582-1596. PMID: 37099341, PMCID: PMC10497190, DOI: 10.1056/nejmoa2212616.Peer-Reviewed Original ResearchConceptsBacille Calmette-GuerinModified intention-to-treat populationIntention-to-treat populationSevere COVID-19Placebo groupSymptomatic COVID-19Health care workersBCG-DenmarkPlacebo-controlled trialCare workersRisk of severe COVID-19Double-blindSaline placeboRisk of symptomatic COVID-19Severe acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2Negative testRandomized trialsRespiratory syndrome coronavirus 2Hazard ratioPrimary outcomeBCG vaccinationTrial definitionSyndrome coronavirus 2Risk difference
2020
Primary Prophylaxis to Prevent Tuberculosis Infection in Prison Inmates: A Randomized, Double-Blind, Placebo-Controlled Trial.
Dias de Oliveira R, da Silva Santos A, Reis C, de Cássia Leite A, Correia Sacchi F, de Araujo R, Dos Santos P, Rolla V, Martinez L, Andrews J, Croda J. Primary Prophylaxis to Prevent Tuberculosis Infection in Prison Inmates: A Randomized, Double-Blind, Placebo-Controlled Trial. American Journal Of Tropical Medicine And Hygiene 2020, 103: 1466-1472. PMID: 32876010, PMCID: PMC7543866, DOI: 10.4269/ajtmh.20-0110.Peer-Reviewed Original ResearchConceptsQFT conversionTB infectionSecondary outcomesPlacebo-controlled trialQuantiFERON-TB GoldFuture clinical trialsPrimary prophylaxisMiddle-income countriesPrimary outcomeTuberculosis infectionIntervention armTuberculosis incidenceControl armTrial protocolClinical trialsElevated riskInterim analysisLatent infectionCutoff pointInfectionTrialsHigher cutoffSustained conversionInternational unitsLower rates