2024
Assessing Direct and Spillover Effects of Intervention Packages in Network-randomized Studies
Buchanan A, Hernández-Ramírez R, Lok J, Vermund S, Friedman S, Forastiere L, Spiegelman D. Assessing Direct and Spillover Effects of Intervention Packages in Network-randomized Studies. Epidemiology 2024, 35: 481-488. PMID: 38709023, DOI: 10.1097/ede.0000000000001742.Peer-Reviewed Original ResearchIntervention packageEffectiveness of interventional packageImprove intervention deliveryPeer education interventionHIV prevention trialsPeer educator trainingMarginal structural modelsPublic health impactHIV risk behaviorsIntervention deliveryIntervention NetworkEducational interventionParticipant visitsPrevention trialsFollow-up visitRisk behaviorsHealth impactsInterventionEducational trainingParticipantsSpillover effectsVisitsHIVExposed networksPeer
2023
Overall, Direct, Spillover, and Composite Effects of Components of a Peer-Driven Intervention Package on Injection Risk Behavior Among People Who Inject Drugs in the HPTN 037 Study
Hernández-Ramírez R, Spiegelman D, Lok J, Forastiere L, Friedman S, Latkin C, Vermund S, Buchanan A. Overall, Direct, Spillover, and Composite Effects of Components of a Peer-Driven Intervention Package on Injection Risk Behavior Among People Who Inject Drugs in the HPTN 037 Study. AIDS And Behavior 2023, 28: 225-237. PMID: 37932493, PMCID: PMC11062514, DOI: 10.1007/s10461-023-04213-x.Peer-Reviewed Original ResearchInjection risk behaviorsPeer education interventionRisk behaviorsClinical trial registrationSubsequent risk behaviorsTRIAL REGISTRATIONOutcome ratesSecondary data analysisIndex individualsRoutine evaluationIntervention componentsIntervention NetworkMixed effects modelsIntervention packageGroups/networksPeer education trainingPeer educatorsOverall rateInterventionPeer educationEffects modelTraining sessionsDrugsControl conditionBehavioral measures
2020
Optimizing the development and evaluation of complex interventions: lessons learned from the BetterBirth Program and associated trial
Barnhart DA, Semrau KEA, Zigler CM, Molina RL, Delaney MM, Hirschhorn LR, Spiegelman D. Optimizing the development and evaluation of complex interventions: lessons learned from the BetterBirth Program and associated trial. Implementation Science Communications 2020, 1: 29. PMID: 32885188, PMCID: PMC7427863, DOI: 10.1186/s43058-020-00014-8.Peer-Reviewed Original ResearchSafe Childbirth ChecklistComplex intervention developmentComplex interventionsBetterBirth ProgramWorld Health Organization Safe Childbirth ChecklistIntervention developmentIntervention packageEffective intervention componentsReal-world studyFuture complex interventionsNeonatal healthAdvanced stageIntervention componentsComplete data collectionTrialsInterventionHealth impactsImplementation intensityFull-scale trialFuture studiesOutcomesFull-scale evaluationEvaluation