2006
Caffeine Metabolites in Umbilical Cord Blood, Cytochrome P-450 1A2 Activity, and Intrauterine Growth Restriction
Grosso LM, Triche EW, Belanger K, Benowitz NL, Holford TR, Bracken MB. Caffeine Metabolites in Umbilical Cord Blood, Cytochrome P-450 1A2 Activity, and Intrauterine Growth Restriction. American Journal Of Epidemiology 2006, 163: 1035-1041. PMID: 16641310, DOI: 10.1093/aje/kwj125.Peer-Reviewed Original ResearchConceptsIntrauterine growth restrictionRisk of IUGRUmbilical cord bloodGrowth restrictionCord bloodCaffeine consumptionRatio of paraxanthineCytochrome PSelf-reported caffeine consumptionPreterm deliveryFetal exposureHighest quartileAdjusted analysisPregnant womenFetal growthObstetric practiceCYP1A2 activityParaxanthine levelsReproductive outcomesAdjusted modelAssociation of caffeineCaffeine metabolitesStandard deviation changeConflicting resultsQuartile
2005
Association of caffeine metabolites in umbilical cord blood with IUGR and preterm delivery: A prospective cohort study of 1609 pregnancies
Grosso L, Triche E, Belanger K, Benowitz N, Holford T, Bracken M. Association of caffeine metabolites in umbilical cord blood with IUGR and preterm delivery: A prospective cohort study of 1609 pregnancies. Annals Of Epidemiology 2005, 15: 659-660. DOI: 10.1016/j.annepidem.2005.07.037.Peer-Reviewed Original ResearchPreterm deliveryQuartile changeCohort studyCord bloodRatio of paraxanthineProspective cohort studyMethodsProspective cohort studyUmbilical cord bloodSelf-reported caffeine consumptionLogistic regression modelsOne-unit increaseThird trimesterSerum caffeineIUGRUmbilical cordCaffeine exposureReproductive outcomesAssociation of caffeineCaffeine consumptionHealth outcomesCaffeine ratioImportant covariatesRiskOutcomesBlood
2003
Association of Maternal Caffeine Consumption with Decrements in Fetal Growth
Bracken MB, Triche EW, Belanger K, Hellenbrand K, Leaderer BP. Association of Maternal Caffeine Consumption with Decrements in Fetal Growth. American Journal Of Epidemiology 2003, 157: 456-466. PMID: 12615610, DOI: 10.1093/aje/kwf220.Peer-Reviewed Original ResearchConceptsMaternal caffeine consumptionIntrauterine growth retardationCaffeine consumptionBirth weightCreatinine increaseUrinary caffeineGrowth retardationFirst prenatal visitLarge prospective studiesLow birth weightMean birth weightImportant confounding factorsFetal hazardsPerinatal outcomesPreterm deliveryCreatinine levelsPregnancy outcomesPrenatal visitUrinary cotinineGestational ageSingleton livebirthsThird trimesterProspective studyFetal growthMedical records