2025
A flexible Bayesian g-formula for causal survival analyses with time-dependent confounding
Chen X, Hu L, Li F. A flexible Bayesian g-formula for causal survival analyses with time-dependent confounding. Lifetime Data Analysis 2025, 31: 394-421. PMID: 40227517, DOI: 10.1007/s10985-025-09652-3.Peer-Reviewed Original ResearchConceptsG-formulaBalance scoresHealth system electronic health recordDiscrete survival dataTime-to-event outcomesPosterior sampling algorithmParametric g-formulaElectronic health recordsBayesian additive regression treesTime-varying treatmentsHypothetical intervention scenariosAdditive regression treesLongitudinal observational studyGeneral classModel misspecificationHealth recordsEmpirical performanceSampling algorithmObservational studySurvival dataIntervention scenariosScoresTreatment strategiesMisspecificationCausality analysis
2024
Prepare Romania: study protocol for a randomized controlled trial of an intervention to promote pre-exposure prophylaxis adherence and persistence among gay, bisexual, and other men who have sex with men
Lelutiu-Weinberger C, Filimon M, Zavodszky A, Lixandru M, Hanu L, Fierbinteanu C, Patrascu R, Streinu-Cercel A, Luculescu S, Bora M, Filipescu I, Jianu C, Hightow-Weidman L, Rochelle A, Yi B, Buckner N, Golub S, van Dyk I, Burger J, Li F, Pachankis J. Prepare Romania: study protocol for a randomized controlled trial of an intervention to promote pre-exposure prophylaxis adherence and persistence among gay, bisexual, and other men who have sex with men. Trials 2024, 25: 470. PMID: 38987812, PMCID: PMC11238350, DOI: 10.1186/s13063-024-08313-4.Peer-Reviewed Original ResearchConceptsGBMSM livingPrEP adherenceRandomized controlled trial designMobile health interventionsRollout of PrEPMonths post-randomizationPre-exposure prophylaxisPre-exposure prophylaxis adherenceSelf-report surveyRandomized Controlled TrialsPromotion interventionsPrescribed PrEPEfficacy of toolsHealth interventionsNational rolloutHealth systemPrEP rolloutDiscussionThe knowledgeIntervention efficacyEffectiveness trialBlood spot testingPost-randomizationHigh-risk groupHIV transmissionDried blood spot testing
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