2017
Associations of Maternal Vitamin B12 Concentration in Pregnancy With the Risks of Preterm Birth and Low Birth Weight: A Systematic Review and Meta-Analysis of Individual Participant Data
Rogne T, Tielemans MJ, Chong MF, Yajnik CS, Krishnaveni GV, Poston L, Jaddoe VW, Steegers EA, Joshi S, Chong YS, Godfrey KM, Yap F, Yahyaoui R, Thomas T, Hay G, Hogeveen M, Demir A, Saravanan P, Skovlund E, Martinussen MP, Jacobsen GW, Franco OH, Bracken MB, Risnes KR. Associations of Maternal Vitamin B12 Concentration in Pregnancy With the Risks of Preterm Birth and Low Birth Weight: A Systematic Review and Meta-Analysis of Individual Participant Data. American Journal Of Epidemiology 2017, 185: 212-223. PMID: 28108470, PMCID: PMC5390862, DOI: 10.1093/aje/kww212.Peer-Reviewed Original ResearchMeSH KeywordsBirth WeightFemaleHumansInfant, Low Birth WeightInfant, NewbornPregnancyPregnancy ComplicationsPremature BirthRisk FactorsVitamin B 12Vitamin B 12 DeficiencyConceptsLow birth weightPreterm birthBirth weightB12 deficiencyIndividual participant dataB12 concentrationsHigh riskSystematic reviewParticipant dataMaternal B12 levelsLinear associationVitamin B12 supplementationVitamin B12 deficiencyOffspring birth weightVitamin B12 concentrationsLength of gestationB12 levelsB12 supplementationMaternal serumMaternal levelsEligible studiesCurrent evidencePregnancyMeta-AnalysisBirth
2016
Particulate air pollution, fetal growth and gestational length: The influence of residential mobility in pregnancy
Pereira G, Bracken MB, Bell ML. Particulate air pollution, fetal growth and gestational length: The influence of residential mobility in pregnancy. Environmental Research 2016, 147: 269-274. PMID: 26918840, PMCID: PMC4821760, DOI: 10.1016/j.envres.2016.02.001.Peer-Reviewed Original ResearchConceptsLow birth weightTerm low birth weightPreterm birthWhole pregnancySecond trimesterAddress historiesAdverse perinatal outcomesFetal growth restrictionEffects of PM10Particulate air pollutionPerinatal outcomesGestational agePregnancy cohortGestational lengthPregnant womenRetrospective studyBirth weightFetal growthGrowth restrictionPM10 exposureMaternal addressInsufficient evidencePregnancyLogistic regressionBirth
2015
Folic acid supplementation in early pregnancy and the risk of preeclampsia, small for gestational age offspring and preterm delivery
Martinussen MP, Bracken MB, Triche EW, Jacobsen GW, Risnes KR. Folic acid supplementation in early pregnancy and the risk of preeclampsia, small for gestational age offspring and preterm delivery. European Journal Of Obstetrics & Gynecology And Reproductive Biology 2015, 195: 94-99. PMID: 26500184, PMCID: PMC4684439, DOI: 10.1016/j.ejogrb.2015.09.022.Peer-Reviewed Original ResearchMeSH KeywordsAdultCohort StudiesFemaleFolic AcidHumansInfant, Low Birth WeightInfant, NewbornInfant, Small for Gestational AgeObesityOdds RatioPre-EclampsiaPregnancyPregnancy ComplicationsPregnancy Trimester, FirstPremature BirthProspective StudiesProtective FactorsRisk FactorsVitamin B ComplexYoung AdultConceptsFolic acid supplementationLow birth weightFolic acid intakePreterm birthAcid supplementationFirst trimesterLean mothersBirth weightAcid intakeEarly pregnancyOdds ratioGestational age offspringProspective cohort studyFolic acid supplementsFolic acid usePregnancy outcome dataRisk of preeclampsiaPossible protective effectMonths of pregnancyObese mothersPreterm deliveryCohort studyObstetric recordsAge offspringFolate intake
2014
Potential confounding still clouds the possible association of maternal caffeine intake and low birth weight
Bracken MB. Potential confounding still clouds the possible association of maternal caffeine intake and low birth weight. BMJ Evidence-Based Medicine 2014, 20: 37. PMID: 25525041, DOI: 10.1136/ebmed-2014-110116.Commentaries, Editorials and LettersLow-to-moderate prenatal alcohol consumption and the risk of selected birth outcomes: a prospective cohort study
Lundsberg LS, Illuzzi JL, Belanger K, Triche EW, Bracken MB. Low-to-moderate prenatal alcohol consumption and the risk of selected birth outcomes: a prospective cohort study. Annals Of Epidemiology 2014, 25: 46-54.e3. PMID: 25453352, PMCID: PMC4255148, DOI: 10.1016/j.annepidem.2014.10.011.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlcohol DrinkingConfidence IntervalsConfounding Factors, EpidemiologicConnecticutFemaleFetal Growth RetardationGestational AgeHumansInfant, Low Birth WeightInfant, NewbornLogistic ModelsMassachusettsMaternal-Fetal ExchangeOdds RatioPregnancyPregnancy ComplicationsPregnancy OutcomePremature BirthProspective StudiesRisk FactorsConceptsIntrauterine growth restrictionLow birthweightPreterm deliveryBirth lengthBirth outcomesGrowth restrictionAlcohol exposureOdds ratioLower oddsModerate prenatal alcohol exposureModerate alcohol exposureThird-trimester drinkingProspective cohort studyMultivariable logistic regressionConfidence intervalsPrenatal alcohol consumptionPrenatal alcohol exposurePregnancy drinkingNeonatal outcomesPerinatal outcomesSingleton infantsCohort studyAlcohol drinkingReduced oddsHead circumference
2011
Birthweight and mortality in adulthood: a systematic review and meta-analysis
Risnes KR, Vatten LJ, Baker JL, Jameson K, Sovio U, Kajantie E, Osler M, Morley R, Jokela M, Painter RC, Sundh V, Jacobsen GW, Eriksson JG, Sørensen TI, Bracken MB. Birthweight and mortality in adulthood: a systematic review and meta-analysis. International Journal Of Epidemiology 2011, 40: 647-661. PMID: 21324938, DOI: 10.1093/ije/dyq267.Peer-Reviewed Original ResearchConceptsHazard ratioCardiovascular diseaseBirth sizeCardiovascular mortalityHigher birthweightInverse associationObservational studyLong-term mortalityGeneric inverse varianceRisk of obesityStrong inverse associationSmall birth sizeLarge birth sizeLong-term healthCause mortalityCancer mortalityCancer deathEpidemiology guidelinesResidual confoundingLower riskBirthweightMeta-AnalysisSystematic reviewMortalityInverse variance
2000
Intergenerational effects of high socioeconomic status on low birthweight and preterm birth in African Americans.
Foster H, Wu L, Bracken M, Semenya K, Thomas J, Thomas J. Intergenerational effects of high socioeconomic status on low birthweight and preterm birth in African Americans. Journal Of The National Medical Association 2000, 92: 213-21. PMID: 10881470, PMCID: PMC2640563.Peer-Reviewed Original ResearchConceptsAfrican American womenLow birthweightSocioeconomic statusWhite womenAfrican American childrenPowerful risk factorEthnic differencesWhite childrenStrong ethnic differencesHigher socioeconomic statusPreterm deliveryGestational ageRisk factorsHigh riskBirthweightAfrican American mothersWomenWhite mothersBehavioral factorsChildrenBirthPublic healthAfrican AmericansCohortIntergenerational effects
1997
Low-to-moderate gestational alcohol use and intrauterine growth retardation, low birthweight, and preterm delivery
Lundsberg L, Bracken M, Saftlas A. Low-to-moderate gestational alcohol use and intrauterine growth retardation, low birthweight, and preterm delivery. Annals Of Epidemiology 1997, 7: 498-508. PMID: 9349918, DOI: 10.1016/s1047-2797(97)00081-1.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlcohol DrinkingCohort StudiesConfounding Factors, EpidemiologicConnecticutFemaleFetal Growth RetardationGestational AgeHumansInfant, Low Birth WeightInfant, NewbornLogistic ModelsMaternal-Fetal ExchangeMultivariate AnalysisObstetric Labor, PrematurePregnancyPregnancy ComplicationsPregnancy OutcomeProspective StudiesRisk FactorsSmokingConceptsIntrauterine growth retardationPreterm deliveryLow birthweightGrowth retardationMild drinkingProtective effectAlcohol useYale-New Haven HospitalGestational alcohol useAdverse perinatal outcomesModerate alcohol consumptionSingleton live birthsObserved protective effectFetal alcohol syndromeNeonatal outcomesPerinatal outcomesAbsolute alcoholMonth 7Alcohol drinkingProspective InvestigationRisk factorsMonths 1Live birthsLight drinkingAlcohol syndrome
1996
A TREE‐BASED METHOD OF ANALYSIS FOR PROSPECTIVE STUDIES
ZHANG H, HOLFORD T, BRACKEN M. A TREE‐BASED METHOD OF ANALYSIS FOR PROSPECTIVE STUDIES. Statistics In Medicine 1996, 15: 37-49. PMID: 8614744, DOI: 10.1002/(sici)1097-0258(19960115)15:1<37::aid-sim144>3.0.co;2-0.Peer-Reviewed Original Research
1995
EXPOSURE TO ELECTROMAGNETIC FIELDS DURING PREGNANCY WITH EMPHASIS ON ELECTRICALLY HEATED BEDS
Bracken M, Belanger K, Hellenbrand K, Dlugosz L, Holford T, McSharry J, Addesso K, Leaderer B. EXPOSURE TO ELECTROMAGNETIC FIELDS DURING PREGNANCY WITH EMPHASIS ON ELECTRICALLY HEATED BEDS. Epidemiology 1995, 6: 263-270. PMID: 7619934, DOI: 10.1097/00001648-199505000-00013.Peer-Reviewed Original ResearchConceptsFetal growth retardationGrowth retardationBed useIntrauterine growth retardationVideo display terminal useDose-response relationPersonal monitorsEMF exposureTime-weighted analysisMonitoring of exposureThird trimesterProspective studyFetal growthWire codesHome measurementsReproductive outcomesHuman studiesPregnancyStudy designVideo display terminalsExposure measuresHours of useMeaningful increaseRiskExposure
1993
Possible Role of Asthma in the Risk of Preterm Labor and Delivery
Doucette J, Bracken M. Possible Role of Asthma in the Risk of Preterm Labor and Delivery. Epidemiology 1993, 4: 143-150. PMID: 8452903, DOI: 10.1097/00001648-199303000-00010.Peer-Reviewed Original ResearchConceptsPreterm laborPreterm deliveryRespiratory problemsOdds ratioHistory of asthmaLogistic regression modelsAsthmatic womenSingleton livebirthsPotential confoundersMaternal historyMedical historyHigh riskStudy participantsAsthmaPregnancyAsthmaticsWomenRiskPossible roleRegression modelsOddsDeliveryNonasthmaticsBirthweightLivebirths
1992
Plasma Thyroid Hormones and Prolactin in Premature Infants and Their Mothers after Prenatal Treatment with Thyrotropin-Releasing Hormone
Ballard P, Ballard R, Creasy R, Padbury J, Polk D, Bracken M, Moya F, Gross I. Plasma Thyroid Hormones and Prolactin in Premature Infants and Their Mothers after Prenatal Treatment with Thyrotropin-Releasing Hormone. Pediatric Research 1992, 32: 673-678. PMID: 1287557, DOI: 10.1203/00006450-199212000-00009.Peer-Reviewed Original ResearchConceptsThyroid hormonesFree thyroxineThyrotropin-releasing hormone treatmentNewborn lung diseaseDoses of TRHMU/LPituitary-thyroid functionPlasma of womenThyrotropin-Releasing HormoneWk of gestationPmol/LPlasma thyroid hormonesCord TSHTRH i.Preterm fetusesCord concentrationsControl infantsPremature infantsPostnatal surgeTRH administrationLung diseaseCord bloodPrenatal treatmentTriiodothyronine levelsHormone treatmentRespiratory disease in very-low-birthweight infants after prenatal thyrotropin-releasing hormone and glucocorticoid
Ballard R, Ballard P, Bracken M, Moya F, Gross I, Creasy K, Padbury J, Polk D. Respiratory disease in very-low-birthweight infants after prenatal thyrotropin-releasing hormone and glucocorticoid. The Lancet 1992, 339: 510-515. PMID: 1346877, DOI: 10.1016/0140-6736(92)90337-3.Peer-Reviewed Original ResearchMeSH KeywordsBetamethasoneChronic DiseaseDouble-Blind MethodDrug Therapy, CombinationFemaleHumansInfant, Low Birth WeightInfant, NewbornInfant, Premature, DiseasesLung DiseasesMalePregnancyPrenatal CareRespiration, ArtificialRespiratory Distress Syndrome, NewbornRisk FactorsThyrotropin-Releasing HormoneConceptsChronic lung diseaseThyrotropin-releasing hormoneRespiratory distress syndromePrenatal thyrotropin-releasing hormoneDistress syndromePostconceptional ageBirthweight infantsLung diseaseSevere respiratory distress syndromeSteroid-alone groupNeonatal respiratory morbidityComplications of prematurityUnadjusted relative riskPrenatal glucocorticoid treatmentWeeks postconceptional ageTRH therapyPreterm deliveryRespiratory morbidityWeeks' gestationGlucocorticoid treatmentNeonatal periodAdverse outcomesTotal incidencePrenatal treatmentRelative risk
1990
EFFECT OF MATERNAL WORK ACTIVITY ON PRETERM BIRTH AND LOW BIRTH WEIGHT
TEITELMAN A, WELCH L, HELLENBRAND K, BRACKEN M. EFFECT OF MATERNAL WORK ACTIVITY ON PRETERM BIRTH AND LOW BIRTH WEIGHT. American Journal Of Epidemiology 1990, 131: 104-113. PMID: 2293743, DOI: 10.1093/oxfordjournals.aje.a115463.Peer-Reviewed Original ResearchConceptsPreterm birthLow birth weight deliveriesLow birth weight rateMaternal work activityLow birth weightLogistic regression modelsPreterm deliveryWeight deliveriesGestational ageBirth weightStanding GroupProlonged standingSignificant associationCaffeine useMarital statusBirthWeight rateMarijuana useWomenAssociationRegression modelsActive groupActive jobsGroupNew HavenReproductive versus chronologic age as a predictor of low birth weight, preterm delivery and intrauterine growth retardation in primiparous women
Mitchell L, Bracken M. Reproductive versus chronologic age as a predictor of low birth weight, preterm delivery and intrauterine growth retardation in primiparous women. Annals Of Human Biology 1990, 17: 377-386. PMID: 2260840, DOI: 10.1080/03014469000001152.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultFemaleFetal Growth RetardationHumansInfant, Low Birth WeightInfant, NewbornInfant, PrematureMaternal AgeMenarcheMultivariate AnalysisParityPregnancyConceptsLow birth weightIntrauterine growth retardationReproductive agePreterm deliveryChronologic agePrimiparous womenBirth weightYoung reproductive ageMaternal raceGrowth retardationSingleton live birthsYounger chronologic ageOlder reproductive ageImportant confounding variablesGroup of womenOlder chronologic agesSmoking statusPregnancy riskLive birthsReproductive outcomesConfounding variablesWomenAgeMenarcheal ageRisk
1989
Meta-analysis of the relationship between asymptomatic bacteriuria and preterm delivery/low birth weight.
Romero R, Oyarzun E, Mazor M, Sirtori M, Hobbins J, Bracken M. Meta-analysis of the relationship between asymptomatic bacteriuria and preterm delivery/low birth weight. Obstetrics And Gynecology 1989, 73: 576-82. PMID: 2927852.Peer-Reviewed Original ResearchConceptsLow birth weightUntreated asymptomatic bacteriuriaRate of LBWAsymptomatic bacteriuriaPreterm deliveryBirth weightAntibiotic treatmentClinical trialsOccurrence of LBWPrematurity/low birth weightRisk of LBWPercentage point differenceRandomized clinical trialsNonbacteriuric patientsCohort studyEpidemiologic evidenceBacteriuriaControl trialMeta-AnalysisStudy designStrong associationTrialsRiskTwo-thirdsDelivery
1987
THE ASSOCIATION BETWEEN LOW BIRTH WEIGHT AND CAFFEINE CONSUMPTION DURING PREGNANCY
MARTIN T, BRACKEN M. THE ASSOCIATION BETWEEN LOW BIRTH WEIGHT AND CAFFEINE CONSUMPTION DURING PREGNANCY. American Journal Of Epidemiology 1987, 126: 813-821. PMID: 3661529, DOI: 10.1093/oxfordjournals.aje.a114718.Peer-Reviewed Original ResearchConceptsLow birth weightBirth weightGestational ageCaffeine intakeCaffeine consumptionYale-New Haven HospitalMaternal caffeine intakeMean birth weightWeeks gestational ageAntenatal patientsSingleton newbornsTerm newbornsProspective studyCaffeine dailyRelative riskCaffeine exposureGrowth retardationDose responseNewbornsIntakeAgeRiskPregnancyPatientsHospitalShort Interpregnancy Interval: A Risk Factor for Low Birthweight
Brody D, Bracken M. Short Interpregnancy Interval: A Risk Factor for Low Birthweight. American Journal Of Perinatology 1987, 4: 50-54. PMID: 3790216, DOI: 10.1055/s-2007-999736.Peer-Reviewed Original ResearchMeSH KeywordsFemaleHumansInfant, Low Birth WeightInfant, NewbornInterview, PsychologicalParityPregnancyProspective StudiesRegression AnalysisRiskTime FactorsConceptsLow birthweightYale-New Haven HospitalPrior live birthsLow birthweight newbornsShort birth intervalInterpregnancy intervalPreterm deliveryPerinatal mortalityGestational ageBirthweight newbornsCigarette smokingProspective studyMaternal ageRisk factorsSecond deliveryLive birthsMore monthsBirth intervalMonthsBirthweightWomenAgeEarlier reportsDeliverySmokingDELAYED CHILDBEARING: NO EVIDENCE FOR INCREASED RISK OF LOW BIRTH WEIGHT AND PRETERM DELIVERY1
BARKAN S, BRACKEN M. DELAYED CHILDBEARING: NO EVIDENCE FOR INCREASED RISK OF LOW BIRTH WEIGHT AND PRETERM DELIVERY1. American Journal Of Epidemiology 1987, 125: 101-109. PMID: 3788938, DOI: 10.1093/oxfordjournals.aje.a114491.Peer-Reviewed Original ResearchMeSH KeywordsAbortion, SpontaneousAdultFemaleHumansInfant, Low Birth WeightInfant, NewbornInfant, PrematureMaternal AgePregnancyRiskSmokingConceptsLow birth weightBirth weightPreterm deliveryPrimiparous womenYale-New Haven HospitalAge 30 yearsMore frequent historyMaternal primiparityPreterm birthSingleton deliveriesGestational ageMaternal ageSpontaneous abortionFrequent historyOlder womenReproductive outcomesAge 30Confounding variablesYoung womenWomenPresent studyAgeRiskDeliveryPrior studies
1986
EFFECT OF MARIJUANA USE IN PREGNANCY ON FETAL GROWTH
HATCH E, BRACKEN M. EFFECT OF MARIJUANA USE IN PREGNANCY ON FETAL GROWTH. American Journal Of Epidemiology 1986, 124: 986-993. PMID: 3776981, DOI: 10.1093/oxfordjournals.aje.a114488.Peer-Reviewed Original ResearchMeSH KeywordsAdultBirth WeightCannabisFemaleFetal Growth RetardationGestational AgeHumansInfant, Low Birth WeightInfant, NewbornPregnancyRacial GroupsConceptsGestational age infantsLow birth weightPreterm deliveryAge infantsBirth weightSmall gestational age infantsLow birth weight infantsWhite womenYale-New Haven HospitalBirth weight infantsSingleton live birthsMarijuana useWeight infantsGestational ageProspective studyFetal growthRisk factorsLive birthsNonwhite womenInfantsRegular useWomenPregnancyElevated ratesRisk