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
2019
On the analysis of two‐phase designs in cluster‐correlated data settings
Rivera‐Rodriguez C, Spiegelman D, Haneuse S. On the analysis of two‐phase designs in cluster‐correlated data settings. Statistics In Medicine 2019, 38: 4611-4624. PMID: 31359448, PMCID: PMC6736737, DOI: 10.1002/sim.8321.Peer-Reviewed Original ResearchConceptsSmall-sample operating characteristicsInverse probability weighting estimatorData settingClosed-form expressionTwo-phase designStatistical efficiencyComprehensive simulation studyWeighting estimatorCovariance structureSandwich estimatorInvalid inferencesValid inferencesSimulation studyCovariate dataInverse probability weightingEstimatorNaïve methodSampling designNovel analysis approachInferenceRobust sandwich estimatorAnalysis methodAnalysis approachNational antiretroviral treatment programmeCategorical risk
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