2022
Childhood asthma and household exposures to nitrogen dioxide and fine particles: a triple-crossover randomized intervention trial
Gent JF, Holford TR, Bracken MB, Plano JM, McKay LA, Sorrentino KM, Koutrakis P, Leaderer BP. Childhood asthma and household exposures to nitrogen dioxide and fine particles: a triple-crossover randomized intervention trial. Journal Of Asthma 2022, 60: 744-753. PMID: 35796019, PMCID: PMC10162040, DOI: 10.1080/02770903.2022.2093219.Peer-Reviewed Original ResearchConceptsLevels of NOPersistent asthmaAsthma symptomsIntervention trialsNumber of asthmaDays of treatmentSymptom daysAsthma morbidityChildhood asthmaTreatment periodAsthmaCrossover designHousehold exposureSymptomsModest reductionTreatment effectsTreatmentGas stovesTrialsExposureTriple crossoverInterventionChildrenMixed modelsFurther research
2014
Asthma medication use during pregnancy, wheeze and estimated exposure to ambient nitrogen dioxide
Gent JF, Kezik JM, Hill ME, McKay LA, Holford TR, Leaderer BP, Bracken MB. Asthma medication use during pregnancy, wheeze and estimated exposure to ambient nitrogen dioxide. European Respiratory Journal 2014, 45: 538-540. PMID: 25537555, PMCID: PMC4331059, DOI: 10.1183/09031936.00161514.Peer-Reviewed Original ResearchConceptsAsthma medication useMedication usePregnant womenRisk of wheezePoor pulmonary functionAdverse health outcomesPregnant asthmaticsAsthma exacerbationsAsthma medicationsPerinatal complicationsPulmonary functionFetal growthHealth outcomesPregnancyNO2 exposureWheezeAsthmaMedicationsWomenAmbient nitrogen dioxideMothersMinimal effectExposureAsthmaticsExacerbationLongitudinal associations between asthma and general and abdominal weight status among Norwegian adolescents and young adults: the HUNT Study
Egan KB, Ettinger AS, DeWan AT, Holford TR, Holmen TL, Bracken MB. Longitudinal associations between asthma and general and abdominal weight status among Norwegian adolescents and young adults: the HUNT Study. Pediatric Obesity 2014, 10: 345-352. PMID: 25405952, DOI: 10.1111/ijpo.271.Peer-Reviewed Original ResearchConceptsRisk of asthmaWeight statusSelf-reported physician-diagnosed asthmaSubsequent weight statusPhysician-diagnosed asthmaBaseline weight statusPopulation-based surveyConsequences of obesityAsthmatic malesBaseline asthmaGeneral overweightAbdominal obesitySubsequent asthmaNormal weightObese adolescentsAsthma statusOverweight malesAdiposity associationsAsthmaAsthma associationsOverweightObesitySex stratificationBidirectional associationsAdiposityGeneral, but not abdominal, overweight increases odds of asthma among Norwegian adolescents: the Young‐HUNT study
Egan KB, Ettinger AS, DeWan AT, Holford TR, Holmen TL, Bracken MB. General, but not abdominal, overweight increases odds of asthma among Norwegian adolescents: the Young‐HUNT study. Acta Paediatrica 2014, 103: 1270-1276. PMID: 25131148, DOI: 10.1111/apa.12775.Peer-Reviewed Original ResearchConceptsPubertal development statusBody mass indexWaist circumferenceYoung-HUNT studyOdds ratioSelf-reported physician diagnosisOdds of asthmaAdjusted odds ratioPopulation-based studyConfidence intervalsPotential effect modifiersSelf-administered questionnaireYear old NorwegiansAbdominal obesityMass indexPhysician diagnosisIncrease oddsWeight statusAsthmaEffect modifiersNord-TrøndelagObesityOddsAdolescentsAssociation
2013
Maternal Infection in Pregnancy and Risk of Asthma in Offspring
Collier CH, Risnes K, Norwitz ER, Bracken MB, Illuzzi JL. Maternal Infection in Pregnancy and Risk of Asthma in Offspring. Maternal And Child Health Journal 2013, 17: 1940-1950. PMID: 23338127, DOI: 10.1007/s10995-013-1220-2.Peer-Reviewed Original ResearchConceptsUrinary tract infectionRisk of asthmaChildhood asthmaMaternal infectionTract infectionsMaternal urinary tract infectionMultivariable logistic regression modelAdjusted odds ratioChildren of womenYears of lifeLogistic regression modelsAntepartum infectionChart reviewPhysician diagnosisPregnant womenStreptococcus colonizationHospital visitsOdds ratioAsthmaPregnancyInfectionWomenRiskStructured interviewsAge six
2006
Effect of Fetal Sex on Airway Lability in Pregnant Women With Asthma
Kwon H, Belanger K, Holford T, Bracken M. Effect of Fetal Sex on Airway Lability in Pregnant Women With Asthma. Obstetrical & Gynecological Survey 2006, 61: 430-431. DOI: 10.1097/01.ogx.0000224586.71900.93.Peer-Reviewed Original Research
2003
Asthma Symptoms, Severity, and Drug Therapy: A Prospective Study of Effects on 2205 Pregnancies
Bracken M, Triche E, Belanger K, Saftlas A, Beckett W, Leaderer B. Asthma Symptoms, Severity, and Drug Therapy: A Prospective Study of Effects on 2205 Pregnancies. Obstetrics And Gynecology 2003, 102: 739. DOI: 10.1097/00006250-200310000-00016.Peer-Reviewed Original ResearchAsthma symptomsOral steroidsAsthma diagnosisPreterm deliveryPregnant womenHistory of asthmaIntrauterine growth restrictionIUGR infantsAsthma guidelinesAsthma historyController medicationsModerate asthmaPregnant patientsAsthma therapySymptomatic patientsAsthma severityFetal effectsSymptomatic womenProspective studyDrug therapyGrowth restrictionΒ2 agonistsAsthmaSymptomsMedications
2001
The relation between fungal propagules in indoor air and home characteristics
Ren P, Jankun T, Belanger K, Bracken M, Leaderer B. The relation between fungal propagules in indoor air and home characteristics. Allergy 2001, 56: 419-424. PMID: 11350305, DOI: 10.1034/j.1398-9995.2001.056005419.x.Peer-Reviewed Original ResearchMeSH KeywordsAir MicrobiologyAir Pollution, IndoorAnimalsAnimals, DomesticAsthmaCatsEnvironmental MonitoringEpidemiological MonitoringFamily CharacteristicsFungiHeatingHousingHumansHumidityIncomeInfantNew EnglandPredictive Value of TestsProspective StudiesSeasonsSurveys and QuestionnairesTime FactorsVentilationConceptsCFU/m3 airInfants' bedroomsMain living areaProspective cohort studyDevelopment of asthmaHome characteristicsAnnual household incomeAllergen exposureCohort studyEpidemiologic studiesM3 airPresence of petsExposure levelsExposure assessmentSignificant differencesBurkard portable air samplerLiving areasQuestionnaireIndoor airFungal exposure assessmentHouse characteristicsHousehold incomeHomeDG-18Asthma
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