2019
Urinary concentrations of phenols in association with biomarkers of oxidative stress in pregnancy: Assessment of effects independent of phthalates
Ferguson K, Lan Z, Yu Y, Mukherjee B, McElrath T, Meeker J. Urinary concentrations of phenols in association with biomarkers of oxidative stress in pregnancy: Assessment of effects independent of phthalates. Environment International 2019, 131: 104903. PMID: 31288179, PMCID: PMC6728185, DOI: 10.1016/j.envint.2019.104903.Peer-Reviewed Original ResearchConceptsUrinary phthalate metabolitesOxidative stress biomarkersNon-null associationsPhthalate metabolitesBiomarkers of oxidative stressInterquartile rangeBenzophenone-3Associated with increasesOutcome biomarkersIncreased maternal oxidative stressStress biomarkersExposure to environmental phenolsOxidative stressReduced fetal growthUrinary oxidative stress biomarkersMaternal oxidative stressEffect estimatesAdaptive elastic net modelStudy populationPreterm birthFetal growthConcentration of phenolUrinary phenolPregnancyUrinary concentrations
2018
Bone Lead Levels and Risk of Incident Primary Open-Angle Glaucoma: The VA Normative Aging Study
Wang W, Moroi S, Bakulski K, Mukherjee B, Weisskopf M, Schaumberg D, Sparrow D, Vokonas P, Hu H, Park S. Bone Lead Levels and Risk of Incident Primary Open-Angle Glaucoma: The VA Normative Aging Study. Environmental Health Perspectives 2018, 126: 087002. PMID: 30102601, PMCID: PMC6108844, DOI: 10.1289/ehp3442.Peer-Reviewed Original ResearchConceptsPrimary open-angle glaucomaIncident primary open-angle glaucomaRisk of primary open-angle glaucomaOpen-angle glaucomaHazard ratioIncident cases of POAGCases of primary open-angle glaucomaAsymmetric cup-to-disc ratioFollow-upPrimary open-angle glaucoma casesEtiology of primary open-angle glaucomaCup-to-disc ratioVisual field defectsCox proportional hazards regressionAssociated with hazard ratiosProportional hazards regressionOxidative stressEstimate hazard ratiosDisc hemorrhageOcular evaluationPatella leadField defectsCumulative lead doseProspective cohortSurvival curvesAssociations between mixtures of urinary phthalate metabolites with gestational age at delivery: a time to event analysis using summative phthalate risk scores
Boss J, Zhai J, Aung M, Ferguson K, Johns L, McElrath T, Meeker J, Mukherjee B. Associations between mixtures of urinary phthalate metabolites with gestational age at delivery: a time to event analysis using summative phthalate risk scores. Environmental Health 2018, 17: 56. PMID: 29925380, PMCID: PMC6011420, DOI: 10.1186/s12940-018-0400-3.Peer-Reviewed Original ResearchConceptsMono-2-ethyl-5-carboxypentyl phthalateEnvironmental risk scoreGestational ageHazard ratioPreterm birthRisk scoreInterquartile rangeIncreased odds of preterm birthCases of preterm birthOdds of preterm birthUrinary phthalate metabolite concentrationsPhthalate metabolite concentrationsUrinary phthalate metabolitesPhthalate metabolite measurementsCox proportional hazards modelsInterquartile range changeTime to deliveryProportional hazards modelLongitudinal birth cohortSingle-pollutant analysesSignificant public health concernUrinary metabolite concentrationsBackgroundPreterm birthPregnant womenExposure to phthalatesAssociations between maternal phenol and paraben urinary biomarkers and maternal hormones during pregnancy: A repeated measures study
Aker A, Johns L, McElrath T, Cantonwine D, Mukherjee B, Meeker J. Associations between maternal phenol and paraben urinary biomarkers and maternal hormones during pregnancy: A repeated measures study. Environment International 2018, 113: 341-349. PMID: 29366524, PMCID: PMC5866216, DOI: 10.1016/j.envint.2018.01.006.Peer-Reviewed Original ResearchConceptsThyroid hormonesAssociated with altered thyroid hormone levelsFetal health outcomesThyroid hormone levelsIQR increaseMultivariate regression analysisGestational ageMultivariate linear regression modelFetal neurodevelopmentPregnant womenFree thyroxinePotential biological mechanismsTime of exposureUrinary biomarkersCohort studyHormone levelsParaben biomarkersTotal triiodothyronineCase-control samplePregnancyBlood samplesTotal thyroxineHormone concentrationsHealth outcomesHormone
2017
Urinary BPA and Phthalate Metabolite Concentrations and Plasma Vitamin D Levels in Pregnant Women: A Repeated Measures Analysis
Johns L, Ferguson K, Cantonwine D, McElrath T, Mukherjee B, Meeker J. Urinary BPA and Phthalate Metabolite Concentrations and Plasma Vitamin D Levels in Pregnant Women: A Repeated Measures Analysis. Environmental Health Perspectives 2017, 125: 087026. PMID: 28934718, PMCID: PMC5783673, DOI: 10.1289/ehp1178.Peer-Reviewed Original ResearchConceptsCohort of pregnant womenMono-3-carboxypropyl phthalateVitamin D levelsPregnant womenD levelsNested case-control study of preterm birthMeasures of urinary phthalate metabolitesProspective cohort of pregnant womenOdds of vitamin D deficiencyCase-control study of preterm birthDi(2-ethylhexyl) phthalate metabolitesInverse associationStudy of preterm birthInterquartile rangePlasma vitamin D levelsCirculating total 25(OH)DNested case-control studyMetabolites of di(2-ethylhexyl) phthalateVitamin D deficiencyDi(2-ethylhexyl) phthalatePhthalate metabolite concentrationsUrinary phthalate metabolitesUrinary bisphenol AProspective birth cohortPreterm birth
2016
Urinary phthalate metabolite and bisphenol A associations with ultrasound and delivery indices of fetal growth
Ferguson K, Meeker J, Cantonwine D, Chen Y, Mukherjee B, McElrath T. Urinary phthalate metabolite and bisphenol A associations with ultrasound and delivery indices of fetal growth. Environment International 2016, 94: 531-537. PMID: 27320326, PMCID: PMC4980186, DOI: 10.1016/j.envint.2016.06.013.Peer-Reviewed Original ResearchConceptsActual fetal weightUrinary phthalate metabolitesPhthalate metabolitesFetal weightFetal growthDi-2-ethylhexyl phthalate metabolitesNon-anomalous singleton pregnanciesAssociated with decreased fetal growthConcentrations of phthalate metabolitesTime pointsExposure to di-2-ethylhexyl phthalateSingleton pregnanciesLongitudinal birth cohortFetal sexDi-2-ethylhexyl phthalateInterquartile range increaseCross-sectional associationsUltrasound scanPregnancyInverse associationMaternal exposureDelivery indexUrine samplesStandard deviation decreaseBirth cohort
2015
Statistical methods for modeling repeated measures of maternal environmental exposure biomarkers during pregnancy in association with preterm birth
Chen Y, Ferguson K, Meeker J, McElrath T, Mukherjee B. Statistical methods for modeling repeated measures of maternal environmental exposure biomarkers during pregnancy in association with preterm birth. Environmental Health 2015, 14: 9. PMID: 25619201, PMCID: PMC4417225, DOI: 10.1186/1476-069x-14-9.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsBiomarkersBostonCase-Control StudiesCross-Sectional StudiesData Interpretation, StatisticalEnvironmental ExposureFemaleHazardous SubstancesHumansInfant, NewbornMaternal ExposureMiddle AgedModels, StatisticalPhthalic AcidsPregnancyPremature BirthSocioeconomic FactorsYoung AdultConceptsPreterm birthEnvironmental chemical exposuresMeasures of urinary phthalate metabolitesNested case-control studyCross-sectional analysisAverage exposureMeasures of exposureCase-control studyUrinary phthalate metabolitesModel repeated measuresEpidemiological research projectsLongitudinal exposureRepeated measuresPremature birthPretermEnvironmental exposure biomarkersExposure measurementsUrinary metabolitesMaternal factorsPhthalate metabolitesPregnancyStudy of phthalatesLongitudinal predictorsChemical exposureBirth
2014
Variability in urinary phthalate metabolite levels across pregnancy and sensitive windows of exposure for the risk of preterm birth
Ferguson K, McElrath T, Ko Y, Mukherjee B, Meeker J. Variability in urinary phthalate metabolite levels across pregnancy and sensitive windows of exposure for the risk of preterm birth. Environment International 2014, 70: 118-124. PMID: 24934852, PMCID: PMC4104181, DOI: 10.1016/j.envint.2014.05.016.Peer-Reviewed Original ResearchConceptsAdjusted odds ratiosUrinary phthalate metabolite levelsPreterm birthPhthalate metabolite levelsOdds ratioOdds of preterm birthAssociated with increased odds of preterm birthIncreased risk of delivering pretermCases of preterm birthWeeks of completed gestationRisk of delivering pretermAssociated with increased oddsMetabolite levelsPresentation of preeclampsiaSignificant public health problemSpontaneous preterm birthIntrauterine growth restrictionLongitudinal birth cohortPhthalate metabolite concentrationsPublic health problemBirth outcomesBirth cohortGrowth restrictionThird trimesterPregnant women
2013
Propensity score‐based diagnostics for categorical response regression models
Boonstra P, Bondarenko I, Park S, Vokonas P, Mukherjee B. Propensity score‐based diagnostics for categorical response regression models. Statistics In Medicine 2013, 33: 455-469. PMID: 23934948, PMCID: PMC3911784, DOI: 10.1002/sim.5940.Peer-Reviewed Original ResearchConceptsRetrospective sampling designsChi-square distributionCategorical response modelsGoodness-of-fit statisticsPredicted response probabilitiesResponse regression modelsConditional distributionProportional odds modelAssess model adequacyData examplesSimulation studyVA Normative Aging StudyNormative Aging StudyPropensity scoreCumulative lead exposureOdds modelModel diagnosticsCase-control studyAssociated with diabetesBalance scoresResponse probabilityModel adequacyCohort studyAging StudyNumerical summaries
2009
Bone Lead Level Prediction Models and Their Application to Examine the Relationship of Lead Exposure and Hypertension in the Third National Health and Nutrition Examination Survey
Park S, Mukherjee B, Xia X, Sparrow D, Weisskopf M, Nie H, Hu H. Bone Lead Level Prediction Models and Their Application to Examine the Relationship of Lead Exposure and Hypertension in the Third National Health and Nutrition Examination Survey. Journal Of Occupational And Environmental Medicine 2009, 51: 1422-1436. PMID: 19952788, PMCID: PMC2939477, DOI: 10.1097/jom.0b013e3181bf6c8d.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBone and BonesBostonCohort StudiesEnvironmental ExposureFemaleHumansHypertensionLeadLongitudinal StudiesMaleMiddle AgedNutrition SurveysPatellaRadiographyRegression AnalysisRisk AssessmentRisk FactorsSpectrometry, X-Ray EmissionTibiaUnited StatesUnited States Department of Veterans AffairsYoung AdultConceptsNational Health and Nutrition Examination SurveyThird National Health and Nutrition Examination SurveyHealth and Nutrition Examination SurveyNutrition Examination SurveyCommunity-based cohortPatella leadExamination SurveyCohort of older menCommunity-based cohort of older menK X-ray fluorescenceNHANES-IIISignificant associationBlood lead levelsOlder menStandard covariatesPatellaExternal validationCorrelation coefficientBlood leadLead exposureTibiaLead levelsAssociationSurveyLead studies