2025
Statistical methods for cost-effectiveness analysis of left-truncated and right-censored survival data with treatment delays
Khudyakov P, Xu L, Yang C, Spiegelman D, Wang M. Statistical methods for cost-effectiveness analysis of left-truncated and right-censored survival data with treatment delays. Journal Of The Royal Statistical Society Series C (Applied Statistics) 2025, qlaf035. DOI: 10.1093/jrsssc/qlaf035.Peer-Reviewed Original ResearchIncremental net benefitExcellent finite sample propertiesRight-censored survival dataCost-effectiveness analysisFinite sample propertiesIncremental cost-effectiveness ratioExtensive simulation studyLeft-truncatedSample propertiesSimulation studyNet benefitsSurvival dataCost-effectiveness ratioHealth settingsSwitching treatmentDelay scenariosEstimationPublic health settingsTreatment initiationDelayInferenceStatistical methods
2024
Estimation and inference for causal spillover effects in egocentric-network randomized trials in the presence of network membership misclassification
Chao A, Spiegelman D, Buchanan A, Forastiere L. Estimation and inference for causal spillover effects in egocentric-network randomized trials in the presence of network membership misclassification. Biostatistics 2024, 26: kxaf009. PMID: 40159413, PMCID: PMC11955068, DOI: 10.1093/biostatistics/kxaf009.Peer-Reviewed Original ResearchConceptsHIV Prevention Trials NetworkBehavioral changesImpact of interventionsPopulation behavior changePeer-based strategiesRandomized trialsIntervention effectsBehavioral interventionsStudy designSpillover effectsInterventionTrials NetworkInvestigate finite sample propertiesAverage spillover effectFinite sample propertiesBehavioral trainingParticipantsLeverage peer influenceMisclassificationDisseminate informationInterference settingOutcomesPeer influenceSurrogate networksSample properties
2008
Multivariate meta-analysis for data consortia, individual patient meta-analysis, and pooling projects
Ritz J, Demidenko E, Spiegelman D. Multivariate meta-analysis for data consortia, individual patient meta-analysis, and pooling projects. Journal Of Statistical Planning And Inference 2008, 138: 1919-1933. DOI: 10.1016/j.jspi.2007.07.004.Peer-Reviewed Original Research
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