Featured Publications
A Spatially Varying Distributed Lag Model with Application to an Air Pollution and Term Low Birth Weight Study
Warren JL, Luben TJ, Chang HH. A Spatially Varying Distributed Lag Model with Application to an Air Pollution and Term Low Birth Weight Study. Journal Of The Royal Statistical Society Series C (Applied Statistics) 2020, 69: 681-696. PMID: 32595237, PMCID: PMC7319179, DOI: 10.1111/rssc.12407.Peer-Reviewed Original ResearchHealth effect parametersLow birth weight riskTerm low birth weightLow birth weightPregnancy outcomesWeight riskBirth weightResidual confoundingPregnancy periodNull associationBirth recordsAverage weekly concentrationsCritical windowDiminished abilityPregnancyExposure characteristicsRisk estimationAssociationExposureGeographic variabilityAssessment of critical exposure and outcome windows in time-to-event analysis with application to air pollution and preterm birth study
Chang HH, Warren JL, Darrow LA, Reich BJ, Waller LA. Assessment of critical exposure and outcome windows in time-to-event analysis with application to air pollution and preterm birth study. Biostatistics 2015, 16: 509-521. PMID: 25572998, PMCID: PMC5963471, DOI: 10.1093/biostatistics/kxu060.Peer-Reviewed Original ResearchConceptsPreterm birthAir pollution exposureGestational air pollution exposureRisk of PTBPollution exposurePreterm Birth StudyCourse of pregnancyTime-varying exposureOngoing pregnancyBirth StudyGestational exposureReproductive epidemiologyWeek 30PregnancyWeekly exposureBirth recordsVulnerable periodPopulation studiesPositive associationCritical periodExposureInconsistent findingsAssociationExposure lengthFine particulate matter
2023
Associations between weekly gestational exposure of fine particulate matter, ozone, and nitrogen dioxide and preterm birth in a North Carolina Birth Cohort, 2003–2015
Krajewski A, Luben T, Warren J, Rappazzo K. Associations between weekly gestational exposure of fine particulate matter, ozone, and nitrogen dioxide and preterm birth in a North Carolina Birth Cohort, 2003–2015. Environmental Epidemiology 2023, 7: e278. PMID: 38912391, PMCID: PMC11189686, DOI: 10.1097/ee9.0000000000000278.Peer-Reviewed Original ResearchPreterm birthGestational exposureWeeks of pregnancyRisk of PTBInterquartile range increasePM 2.5 exposurePoisson regression modelsGestational weeksPotential confoundersFine particulate matterAssociation magnitudeRisk differenceNull associationBirth cohortExposure windowsResidential addressesMultipollutant modelsBirthWeeksPositive associationAssociationExposurePM 2.5Regression modelsCensus tracts