2021
A hierarchical integrative group least absolute shrinkage and selection operator for analyzing environmental mixtures
Boss J, Rix A, Chen Y, Narisetty N, Wu Z, Ferguson K, McElrath T, Meeker J, Mukherjee B. A hierarchical integrative group least absolute shrinkage and selection operator for analyzing environmental mixtures. Environmetrics 2021, 32 PMID: 34899005, PMCID: PMC8664243, DOI: 10.1002/env.2698.Peer-Reviewed Original ResearchGroup least absolute shrinkageEnvironmental health studiesHealth outcomesHealth StudyLIFECODES birth cohortBirth cohortExposure interactionsPenalized regression methodsDose-response relationshipExposure mixturesComprehensive R Archive NetworkInteraction effectsInduce sparsityAdaptive weightsGroup lassoSelection operatorHeredity constraintLeast Absolute ShrinkageSelection frameworkNonlinear interaction effectsSample sizeVariable selectionJoint effectsCoefficient estimatesGroup structure
2014
Testing departure from additivity in Tukey's model using shrinkage: application to a longitudinal setting
Ko Y, Mukherjee B, Smith J, Park S, Kardia S, Allison M, Vokonas P, Chen J, Diez‐Roux A. Testing departure from additivity in Tukey's model using shrinkage: application to a longitudinal setting. Statistics In Medicine 2014, 33: 5177-5191. PMID: 25112650, PMCID: PMC4227925, DOI: 10.1002/sim.6281.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAgingAtherosclerosisBone and BonesComputer SimulationEnvironmental ExposureEthnicityFemaleGene-Environment InteractionHumansIronLeadLeast-Squares AnalysisLikelihood FunctionsLongitudinal StudiesMaleMiddle AgedModels, GeneticUnited StatesUnited States Department of Veterans AffairsConceptsGene-environment interactionsMulti-Ethnic Study of AtherosclerosisModel of gene-environment interactionMulti-Ethnic StudyTukey's modelLongitudinal settingStudy of AtherosclerosisNormative Aging StudyCase-control studyIncreasing categoriesAging StudyTested interactionsLongitudinal studyCategorical variablesRobust to misspecificationInteraction termsTest departuresShrinkage estimatorsWald testInteraction estimatesIncreased powerOne-degree-of-freedom modelInteraction effectsSetsEnvironmental markers