1998
Spontaneous Abortion and Exposure to Electric Blankets and Heated Water Beds
Belanger K, Leaderer B, Hellenbrand K, Holford T, McSharry J, Power M, Bracken M. Spontaneous Abortion and Exposure to Electric Blankets and Heated Water Beds. Epidemiology 1998, 9: 36-42. PMID: 9430266, DOI: 10.1097/00001648-199801000-00009.Peer-Reviewed Original ResearchConceptsElectric blanket useSpontaneous abortionPregnancy lossBlanket useEarly pregnancy lossHeated water bedsTime of conceptionMonth of conceptionWire code categoriesWeeks' gestationProspective studyEarly pregnancyUnadjusted analysesBed useGreater riskPregnancyAbortionDose responseWomenRiskElectric bedElectric blanketExposureSlight increaseGestation
1996
Maternal Caffeine Consumption and Spontaneous Abortion: A Prospective Cohort Study
Dlugosz L, Belanger K, Hellenbrand K, Holford T, Leaderer B, Bracken M. Maternal Caffeine Consumption and Spontaneous Abortion: A Prospective Cohort Study. Epidemiology 1996, 7: 250-255. PMID: 8728437, DOI: 10.1097/00001648-199605000-00008.Peer-Reviewed Original ResearchConceptsSpontaneous abortionCaffeine consumptionYale-New Haven HospitalMaternal caffeine consumptionProspective cohort studyCohort studyEarly pregnancyPregnant womenOdds ratioSoda drinkingElevated riskCaffeine beveragesBeverage consumptionCaffeine beverage consumptionCigarette useFirst monthPregnancySixteenth weekObserved associationsAbortionCup of teaCaffeineTeaGestationHospitalA 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
Measurement of Exposure to Environmental Tobacco Smoke in Pregnant Women
O'Connor T, Holford T, Leaderer B, Hammond S, Bracken M. Measurement of Exposure to Environmental Tobacco Smoke in Pregnant Women. American Journal Of Epidemiology 1995, 142: 1315-1321. PMID: 7503052, DOI: 10.1093/oxfordjournals.aje.a117599.Peer-Reviewed Original ResearchConceptsUrine cotinineEnvironmental tobacco smokePregnant womenTobacco smokeWork exposureAir nicotine concentrationsSelf-reported exposurePersonal air monitorsExposure assessment methodsAir nicotineMeasurement of exposureHome exposureCotinineNicotine concentrationsExposure classificationWomenCohen's kappaExposureSpearman rank-order correlation coefficientAir monitorsRank-order correlation coefficientKappaSocial exposureSmokeHigh levelsEXPOSURE 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
1992
Risk Factors Predicting the Incidence of Second Primary Breast Cancer among Women Diagnosed with a First Primary Breast Cancer*
Bernstein J, Thompson W, Risch N, Holford T. Risk Factors Predicting the Incidence of Second Primary Breast Cancer among Women Diagnosed with a First Primary Breast Cancer*. American Journal Of Epidemiology 1992, 136: 925-936. PMID: 1456269, DOI: 10.1093/oxfordjournals.aje.a116565.Peer-Reviewed Original ResearchConceptsFirst primary breast cancerPrimary breast cancerSecond primary breast cancerContralateral breast cancerBreast cancerRisk factorsInitial tumorIncidence rateFirst primaryFirst prospective cohort studyAge-specific incidence ratesDirect patient interviewProspective cohort studySteroid Hormone StudySecond breast cancerEnd Results ProgramBenign breast biopsyProportional hazards modelSpecific risk factorsCohort studyTumor characteristicsLobular carcinomaResults ProgramPatient interviewsTreatment modalities
1991
A prospective longitudinal study of growth in twin gestations compared with growth in singleton pregnancies. II. The fetal limbs.
Reece E, Yarkoni S, Abdalla M, Gabrielli S, Holford T, O'Connor T, Bargar M, Hobbins J. A prospective longitudinal study of growth in twin gestations compared with growth in singleton pregnancies. II. The fetal limbs. Journal Of Ultrasound In Medicine 1991, 10: 445-450. PMID: 1942233, DOI: 10.7863/jum.1991.10.8.445.Peer-Reviewed Original ResearchConceptsTwin gestationsProspective longitudinal studyFetal growthMultiple biometric parametersLongitudinal studySingleton pregnanciesProspective studyTwin APregnancy managementSeparate nomogramsClinical importanceGestationFetal anatomyFemur lengthFetal limbsLong bonesHumerus lengthUlna lengthTibia lengthWeeksBiometric parametersGrowth velocityEvaluation of growthSingletonsPatientsA prospective longitudinal study of growth in twin gestations compared with growth in singleton pregnancies. I. The fetal head.
Reece E, Yarkoni S, Abdalla M, Gabrielli S, Holford T, O'Connor T, Hobbins J. A prospective longitudinal study of growth in twin gestations compared with growth in singleton pregnancies. I. The fetal head. Journal Of Ultrasound In Medicine 1991, 10: 439-443. PMID: 1942232, DOI: 10.7863/jum.1991.10.8.439.Peer-Reviewed Original Research
1990
A Longitudinal Study Comparing Growth in Diabetic Pregnancies with Growth in Normal Gestations
REECE E, SMIKLE C, O'CONNOR T, HOLFORD T, NELSON-ROBINSON L, DEGENNARO N, HOBBINS J. A Longitudinal Study Comparing Growth in Diabetic Pregnancies with Growth in Normal Gestations. Obstetrical & Gynecological Survey 1990, 45: 160-164. PMID: 2190130, DOI: 10.1097/00006254-199003000-00003.Peer-Reviewed Original ResearchConceptsFetal growthDiabetic womenThird trimesterVascular diseaseMetabolic controlInsulin-dependent diabetic womenFetal growth accelerationStringent glucose controlNormal glycemic levelsPatients' metabolic controlDiabetic pregnanciesDiabetes mellitusGlycemic controlNormal pregnancyGlucose controlSecond trimesterSonographic evaluationGlycemic levelsNormal gestationGlycemic conditionsTrimesterUsual monitoringPregnancyRegression analysisDiseaseSonographic Assessment of Growth of the Fetal Head in Diabetic Pregnancies Compared with Normal Gestations
Reece E, Winn H, Smikle C, Holford T, Nelson-Robinson L, DeGennaro N, Hobbins J. Sonographic Assessment of Growth of the Fetal Head in Diabetic Pregnancies Compared with Normal Gestations. American Journal Of Perinatology 1990, 7: 18-22. PMID: 2403791, DOI: 10.1055/s-2007-999437.Peer-Reviewed Original ResearchConceptsBiparietal diameterFetal biparietal diameterGlycemic controlBPD growthFetal headInsulin-dependent diabetic patientsLongitudinal ultrasound studyPresence of euglycemiaWhite classes BGood glycemic controlDiabetic groupObstetric complicationsDiabetic pregnanciesDiabetic patientsFirst trimesterSecond trimesterSonographic assessmentControl fetusesNormal gestationSignificant statistical differenceUltrasound studyControl groupVelocity of growthDiabeticsPregnancyConception delay after oral contraceptive use: the effect of estrogen dose**Supported by grant HD 11357 and HD 16282 from the National Institutes for Child Health and Human Development and by grant DA 05484 from the National Institute for Drug Abuse, Bethesda, Maryland.
Bracken M, Hellenbrand K, Holford T. Conception delay after oral contraceptive use: the effect of estrogen dose**Supported by grant HD 11357 and HD 16282 from the National Institutes for Child Health and Human Development and by grant DA 05484 from the National Institute for Drug Abuse, Bethesda, Maryland. Fertility And Sterility 1990, 53: 21-27. PMID: 2295345, DOI: 10.1016/s0015-0282(16)53210-5.Peer-Reviewed Original ResearchConceptsOral contraceptive useContraceptive useFormer oral contraceptive usersConception delayFormer OC usersLower estrogen dosesOral contraceptive usersEffects of estrogenNational InstituteMethod of contraceptionEstrogen doseOC discontinuationEstrogen dosesOral contraceptionOC usersContraceptive usersChild healthProbability of conceptionHigh dosesDrug abuseMean timeDiscontinuationSignificant delaySignificant reductionEstrogen
1989
LOG-LINEAR MODELS FOR THE ANALYSIS OF MATCHED COHORT STUDIES
HOLFORD T, BRACKEN M, ESKENAZ B. LOG-LINEAR MODELS FOR THE ANALYSIS OF MATCHED COHORT STUDIES. American Journal Of Epidemiology 1989, 130: 1247-1253. PMID: 2589315, DOI: 10.1093/oxfordjournals.aje.a115453.Peer-Reviewed Original Research
1988
Diabetic nephropathy: Pregnancy performance and fetomaternal outcome
Reece E, Coustan D, Hayslett J, Holford T, Coulehan J, O'Connor T, Hobbins J. Diabetic nephropathy: Pregnancy performance and fetomaternal outcome. American Journal Of Obstetrics And Gynecology 1988, 159: 56-66. PMID: 3394754, DOI: 10.1016/0002-9378(88)90494-2.Peer-Reviewed Original ResearchConceptsGestational ageDiabetic nephropathyRenal diseaseMaternal blood pressureUnderlying renal diseaseMean gestational ageRespiratory distress syndromeInsulin-dependent diabetesPerinatal survival rateApparent adverse effectsFetomaternal outcomeNeonatal complicationsPregnancy performanceFetal outcomesNeonatal outcomesCreatinine clearanceBlood pressureDistress syndromeEarly pregnancyNeonatal careNephrotic syndromeFetal surveillanceBirth weightMaternal healthNatural courseExposure to Organic Solvents and Hypertensive Disorders of Pregnancy
Eskenazi B, Bracken M, Holford T, Grady J. Exposure to Organic Solvents and Hypertensive Disorders of Pregnancy. American Journal Of Industrial Medicine 1988, 14: 177-188. PMID: 3207103, DOI: 10.1002/ajim.4700140208.Peer-Reviewed Original ResearchConceptsHypertensive disordersPregnancy complicationsAdverse pregnancy complicationsDisorders of pregnancyPoor neonatal growthNeed of replicationCardiovascular complicationsVaginal bleedingCesarean sectionRenal diseaseGlomerular lesionsNeonatal growthComplicationsLarger sample sizePregnancySolvent exposureWomenHypertensionPreeclampsiaProteinuriaDisordersEdemaExposureSample sizeAdditional support
1987
Persistent pulmonary hypertension: assessment of perinatal risk factors.
Reece E, Moya F, Yazigi R, Holford T, Duncan C, Ehrenkranz R. Persistent pulmonary hypertension: assessment of perinatal risk factors. Obstetrics And Gynecology 1987, 70: 696-700. PMID: 3658275.Peer-Reviewed Original ResearchConceptsPersistent pulmonary hypertensionPulmonary hypertensionFetal distressRisk factorsOdds ratioThird-trimester bleedingAntenatal risk factorsMothers of neonatesPerinatal risk factorsCesarean section rateLogistic regression analysisAntenatal eventsMaternal feverNonvertex presentationMaternal anemiaVaginal bleedingCesarean sectionControl patientsPulmonary diseaseSection rateRetrospective studyPrimary indicationUnknown etiologyUnivariate analysisStudy groupEstimated fetal weight in the evaluation of growth in twin gestations: a prospective longitudinal study.
Yarkoni S, Reece E, Holford T, O'Connor T, Hobbins J. Estimated fetal weight in the evaluation of growth in twin gestations: a prospective longitudinal study. Obstetrics And Gynecology 1987, 69: 636-9. PMID: 3547216.Peer-Reviewed Original ResearchConceptsProspective longitudinal studyFetal weightBiparietal diameterAbdominal circumferenceFetal weight gainNormal twin pregnanciesWeeks of gestationLongitudinal studyGestational ageHealthy womenTwin gestationsTwin pregnanciesFetal growthTwin AGrowth velocityWeight gainPregnancyMean weightWeeksBiologic variabilityCircumferenceGestationOverall mean weightAgeEvaluation of growthScreening for gestational diabetes: One-hour carbohydrate tolerance test performed by a virtually tasteless polymer of glucose
Reece E, Holford T, Tuck S, Bargar M, O'Connor T, Hobbins J. Screening for gestational diabetes: One-hour carbohydrate tolerance test performed by a virtually tasteless polymer of glucose. American Journal Of Obstetrics And Gynecology 1987, 156: 132-134. PMID: 3799747, DOI: 10.1016/0002-9378(87)90223-7.Peer-Reviewed Original Research
1986
Intrapartum fetal weight estimation: a comparison of three formulae.
Yarkoni S, Reece E, Wan M, Holford T, Romero R, Hobbins J. Intrapartum fetal weight estimation: a comparison of three formulae. Journal Of Ultrasound In Medicine 1986, 5: 707-710. PMID: 3543391, DOI: 10.7863/jum.1986.5.12.707.Peer-Reviewed Original ResearchMeSH KeywordsBirth WeightBody WeightFemaleFetusGestational AgeHumansLabor, ObstetricPregnancyUltrasonographyRisk of Late First and Second Trimester Miscarriage After Induced Abortion
Bracken M, Bryce-Buchanan C, Srisuphan W, Holford T, Silten R. Risk of Late First and Second Trimester Miscarriage After Induced Abortion. American Journal Of Perinatology 1986, 3: 84-91. PMID: 3964388, DOI: 10.1055/s-2007-999839.Peer-Reviewed Original ResearchConceptsFirst prenatal visitSecond trimester miscarriagePrivate obstetric practicesLate miscarriagePrenatal visitFirst pregnancySecond pregnancySecond trimesterSubsequent miscarriageTrimester miscarriagePregnancy historyObstetric practiceInduced abortionMiscarriagePregnancyWomenAbortionRiskLate FirstTrimesterCohortVisitsLOW BIRTH WEIGHT IN PREGNANCIES FOLLOWING INDUCED ABORTION: NO EVIDENCE FOR AN ASSOCIATION1
BRACKEN M, HELLENBRAND K, HOLFORD T, BRYCE-BUCHANAN C. LOW BIRTH WEIGHT IN PREGNANCIES FOLLOWING INDUCED ABORTION: NO EVIDENCE FOR AN ASSOCIATION1. American Journal Of Epidemiology 1986, 123: 604-613. PMID: 3953539, DOI: 10.1093/oxfordjournals.aje.a114280.Peer-Reviewed Original ResearchConceptsLow birth weightMean birth weightFirst pregnancyBirth weightSecond pregnancyInduced abortionLow birth weight newbornsLow birth weight rateAntecedent pregnancyWeight newbornsSubsequent pregnancyAbortion complicationsVacuum aspirationPrior abortionPregnancyAbortionWeight rateSimilar ratesMonthsWomenDeliveryRiskCurettageComplicationsGestation