2025
Ambient Toxic Air Contaminants in the Maternal Residential Area during Pregnancy and Cerebral Palsy in the Offspring
Zhuo H, Ritz B, Warren J, Pollitt K, Liew Z. Ambient Toxic Air Contaminants in the Maternal Residential Area during Pregnancy and Cerebral Palsy in the Offspring. Environmental Health Perspectives 2025, 133: 017008. PMID: 39853265, PMCID: PMC11758984, DOI: 10.1289/ehp14742.Peer-Reviewed Original ResearchConceptsToxic air contaminantsVolatile organic compoundsMaternal residential exposureCerebral palsyMixtures of volatile organic compoundsRisk of CPResidential exposureAir contaminationTraffic emission sourcesRisk factors of CPIncreased risk of CPRisk ratioCP casesEstimate mixture effectsResidential areasInterquartile range increaseConfidence intervalsLive singleton birthsModified Poisson regressionNegative control exposureQuantile-based g-computationFactors of CPCase-cohort studyContaminant mixturesEnvironmental risk factors
2022
Parental Age and Childhood Risk for Cerebral Palsy in California
Zhou L, Meng Q, von Ehrenstein O, Xiao J, Gao Y, Wu Y, Ritz B, Liew Z. Parental Age and Childhood Risk for Cerebral Palsy in California. The Journal Of Pediatrics 2022, 255: 147-153.e6. PMID: 36372095, PMCID: PMC10121738, DOI: 10.1016/j.jpeds.2022.10.039.Peer-Reviewed Original ResearchConceptsCerebral palsyPaternal ageGreater riskPreterm birthMaternal ageParental ageRisk of CPYoung maternal ageBirth certificate recordsCase-control studyTime of deliveryChildren of mothersOlder paternal ageCP diagnosisPreterm deliveryOffspring riskCertificate recordsCP casesCP riskSingleton controlsAge 20Older mothersAge 25Older ageChildhood risk
2014
Prenatal Exposure to Perfluoroalkyl Substances and the Risk of Congenital Cerebral Palsy in Children
Liew Z, Ritz B, Bonefeld-Jørgensen EC, Henriksen TB, Nohr EA, Bech BH, Fei C, Bossi R, von Ehrenstein OS, Streja E, Uldall P, Olsen J. Prenatal Exposure to Perfluoroalkyl Substances and the Risk of Congenital Cerebral Palsy in Children. American Journal Of Epidemiology 2014, 180: 574-581. PMID: 25139206, DOI: 10.1093/aje/kwu179.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlkanesulfonic AcidsCaprylatesCase-Control StudiesCerebral PalsyCohort StudiesDenmarkEndocrine DisruptorsEnvironmental MonitoringEnvironmental PollutantsFemaleFluorocarbonsHumansInfant, NewbornMaleMaternal AgeOdds RatioPregnancyPrenatal Exposure Delayed EffectsSex DistributionSex FactorsYoung AdultConceptsCongenital cerebral palsyPrenatal exposureCerebral palsyDanish National Birth CohortCerebral Palsy RegisterNational Birth CohortFetal brain developmentDose-response patternCase-cohort designPerfluoroalkyl substancesLiveborn singletonsMaternal levelsRisk ratioHigh riskCP casesCP riskBirth cohortMaternal plasmaBrain developmentPalsyPerfluorooctane sulfonateRiskPFAS levelsCohortPerfluorooctanoic acid
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