2022
Associations of Prenatal Metal Exposure and Non-nutritive Suck Among Infants from the Puerto Rico Testsite for Exploring Contamination Threats (PROTECT) Birth Cohort Study
Kim C, Watkins D, Zimmerman E, Mukherjee B, Rosario-Pabon Z, Velez-Vega C, Alshawabkeh A, Cordero J, Meeker J. Associations of Prenatal Metal Exposure and Non-nutritive Suck Among Infants from the Puerto Rico Testsite for Exploring Contamination Threats (PROTECT) Birth Cohort Study. ISEE Conference Abstracts 2022, 2022 DOI: 10.1289/isee.2022.p-1022.Peer-Reviewed Original ResearchBiomarkers of Exposure to Phthalate Mixtures and Adverse Birth Outcomes in a Puerto Rico Birth Cohort
Cathey A, Watkins D, Rosario Z, Vélez C, Mukherjee B, Alshawabkeh A, Cordero J, Meeker J. Biomarkers of Exposure to Phthalate Mixtures and Adverse Birth Outcomes in a Puerto Rico Birth Cohort. Environmental Health Perspectives 2022, 130: 037009. PMID: 35333099, PMCID: PMC8953418, DOI: 10.1289/ehp8990.Peer-Reviewed Original ResearchConceptsSpontaneous preterm birthPreterm birthFetal sexGestational agePregnancy outcomesBirth outcomesBayesian kernel machine regressionPhthalate metabolitesRisk of early deliveryAssociated with increased odds of PTBOdds of preterm birthPhthalate mixtureReduced gestational ageIndividual phthalate metabolitesMeasures of birth weightAssociated with increased riskPhthalate metabolite mixturesAdverse birth outcomesAssociated with increased oddsPuerto Rico TestsiteEnvironmental risk scoreEarly deliveryBirth weightPregnancy cohortLongitudinal pregnancy cohort
2021
Individual and joint effects of phthalate metabolites on biomarkers of oxidative stress among pregnant women in Puerto Rico
Cathey A, Eaton J, Ashrap P, Watkins D, Rosario Z, Vega C, Alshawabkeh A, Cordero J, Mukherjee B, Meeker J. Individual and joint effects of phthalate metabolites on biomarkers of oxidative stress among pregnant women in Puerto Rico. Environment International 2021, 154: 106565. PMID: 33882432, PMCID: PMC9923976, DOI: 10.1016/j.envint.2021.106565.Peer-Reviewed Original ResearchConceptsBayesian kernel machine regressionPhthalate metabolitesEnvironmental risk scoreBiomarkers of oxidative stressPregnant womenPhthalate mixtureBayesian kernel machine regression analysisEffects of phthalate metabolitesOxidative stressIndividual phthalate metabolitesLipid oxidative stressUrinary biomarker measurementsKernel machine regressionAdverse birth outcomesPuerto Rico TestsiteOxidative stress biomarkersChemical fractionationContamination threatLongitudinal birth cohortPhthalate compoundsLinear mixed effects modelsBirth outcomesOxidative stress mechanismsStudy visitsPhthalate exposurePsychosocial status modifies the effect of maternal blood metal and metalloid concentrations on birth outcomes
Ashrap P, Aker A, Watkins D, Mukherjee B, Rosario-Pabón Z, Vélez-Vega C, Alshawabkeh A, Cordero J, Meeker J. Psychosocial status modifies the effect of maternal blood metal and metalloid concentrations on birth outcomes. Environment International 2021, 149: 106418. PMID: 33548848, PMCID: PMC7897320, DOI: 10.1016/j.envint.2021.106418.Peer-Reviewed Original ResearchConceptsAdverse birth outcomesPsychosocial statusBirth outcomesBody mass indexPsychosocial stressPreterm birthOdds ratioAssociated with adverse birth outcomesPre-pregnancy body mass indexSecond-hand smoke exposurePrenatal psychosocial stressPregnant womenBlood metalsClusters of womenEffects of psychosocial stressPuerto Rico TestsiteIncreased odds ratioSocial supportPerceived stressMaternal educationAdverse associationOverall preterm birthLow birth weightSpontaneous preterm birthCohort study
2020
Maternal blood metal and metalloid concentrations in association with birth outcomes in Northern Puerto Rico
Ashrap P, Watkins D, Mukherjee B, Boss J, Richards M, Rosario Z, Vélez-Vega C, Alshawabkeh A, Cordero J, Meeker J. Maternal blood metal and metalloid concentrations in association with birth outcomes in Northern Puerto Rico. Environment International 2020, 138: 105606. PMID: 32179314, PMCID: PMC7198231, DOI: 10.1016/j.envint.2020.105606.Peer-Reviewed Original ResearchConceptsBayesian kernel machine regressionShorter gestational agePreterm birthGestational ageEnvironmental risk scoreBirth outcomesMetal concentrationsNon-essential metal(loid)sHigher risk of preterm birthRisk of preterm birthLow-level prenatal lead exposureInterquartile rangeOdds of preterm birthAssociated with higher risk of preterm birthRisk scoreEffects of metalsPredictors of birth outcomesAssociated with birth outcomesBayesian kernel machine regression modelsBirthweight z-scoreAssociated with adverse birth outcomesAssociated with higher riskAdverse birth outcomesKernel machine regressionPuerto Rico Testsite
2018
The associations between prenatal exposure to triclocarban, phenols and parabens with gestational age and birth weight in northern Puerto Rico
Aker A, Ferguson K, Rosario Z, Mukherjee B, Alshawabkeh A, Cordero J, Meeker J. The associations between prenatal exposure to triclocarban, phenols and parabens with gestational age and birth weight in northern Puerto Rico. Environmental Research 2018, 169: 41-51. PMID: 30412856, PMCID: PMC6347499, DOI: 10.1016/j.envres.2018.10.030.Peer-Reviewed Original ResearchConceptsAssociated with gestational ageGestational ageOdds of SGAInfant sexBirth outcomesStudy visitsVisit 1Odds of preterm birthOdds of LGAAssociated with adverse birth outcomesBirthweight z-scoreBiomarker concentrationsAdverse birth outcomesPuerto Rico TestsitePreterm birthPregnant womenBirth weightUrinary biomarker concentrationsExposure biomarkersLogistic regression modelsVisit 3SGADecreased oddsZ-scoreCalculate odds