2022
Hispanic Ethnicity Differences in Birth Characteristics, Maternal Birthplace, and Risk of Early-Onset Hodgkin Lymphoma: A Population-Based Case–Control Study
Graham C, Metayer C, Morimoto LM, Wiemels JL, Siddique A, Di M, Rodwin RL, Kadan-Lottick NS, Ma X, Wang R. Hispanic Ethnicity Differences in Birth Characteristics, Maternal Birthplace, and Risk of Early-Onset Hodgkin Lymphoma: A Population-Based Case–Control Study. Cancer Epidemiology Biomarkers & Prevention 2022, 31: 1788-1795. PMID: 35709749, PMCID: PMC9444874, DOI: 10.1158/1055-9965.epi-22-0335.Peer-Reviewed Original ResearchConceptsNon-Hispanic whitesHodgkin's lymphomaCase-control studyBirth characteristicsMaternal birthplaceMaternal agePopulation-based case-control studyMultivariable logistic regression modelConfidence intervalsEthnic differencesEarly-onset cancersPotential ethnic differencesForeign-born mothersLogistic regression modelsEthnicity differencesRace/ethnicityYear of birthLymphomaPaternal ageFemale HispanicsHispanic casesMale HispanicsHodgkinAgeRisk
2021
Mode of Delivery, Birth Characteristics and Early-Onset Non-Hodgkin Lymphoma in a Population-Based Case-Control Study
Dwyer KE, Wang R, Cozen W, Cartmel B, Wiemels JL, Morimoto LM, Metayer C, Ma X. Mode of Delivery, Birth Characteristics and Early-Onset Non-Hodgkin Lymphoma in a Population-Based Case-Control Study. Cancer Epidemiology Biomarkers & Prevention 2021, 30: cebp.0535.2021. PMID: 34548330, DOI: 10.1158/1055-9965.epi-21-0535.Peer-Reviewed Original ResearchConceptsNon-Hodgkin lymphomaT-cell non-Hodgkin lymphomaCase-control studyBirth characteristicsMode of deliveryYear of birthOdds ratioNHL riskUnconditional multivariable logistic regression modelsPopulation-based case-control studyCases of NHLMultivariable logistic regression modelConfidence intervalsAge of diagnosisPediatric Burkitt lymphomaLogistic regression modelsCesarean sectionHistologic subtypeDecreased riskHodgkin's lymphomaMaternal ageBurkitt's lymphomaElevated riskLower riskMaternal educationProximity to endocrine-disrupting pesticides and risk of testicular germ cell tumors (TGCT) among adolescents: A population-based case-control study in California
Swartz SJ, Morimoto LM, Whitehead TP, DeRouen MC, Ma X, Wang R, Wiemels JL, McGlynn KA, Gunier R, Metayer C. Proximity to endocrine-disrupting pesticides and risk of testicular germ cell tumors (TGCT) among adolescents: A population-based case-control study in California. International Journal Of Hygiene And Environmental Health 2021, 239: 113881. PMID: 34839102, DOI: 10.1016/j.ijheh.2021.113881.Peer-Reviewed Original ResearchConceptsTesticular germ cell tumorsPopulation attributable riskGerm cell tumorsCase-control studyRace/ethnicityTGCT riskCell tumorsOdds ratioRegistry-based case-control studyPopulation-based case-control studyRisk of TGCTConfidence intervalsBirth yearYears of ageNeighborhood socioeconomic statusEndocrine-disrupting pesticidesFetal exposureCritical developmental periodAttributable risk
2018
Neonatal Hormone Concentrations and Risk of Testicular Germ Cell Tumors (TGCT)
Morimoto LM, Zava D, McGlynn KA, Stanczyk FZ, Kang AY, Ma X, Wiemels JL, Metayer C. Neonatal Hormone Concentrations and Risk of Testicular Germ Cell Tumors (TGCT). Cancer Epidemiology Biomarkers & Prevention 2018, 27: 488-495. PMID: 29475970, PMCID: PMC5884718, DOI: 10.1158/1055-9965.epi-17-0879.Peer-Reviewed Original ResearchConceptsHormone levelsTGCT riskTesticular germ cell tumor incidencePopulation-based case-control studyNon-Hispanic white subjectsAbrupt hormonal changesTumor histologic subtypeCase-control studySex steroid hormonesEarly fetal developmentLogistic regression modelsNeonatal androgensHistologic subtypeNeonatal periodTumor incidenceAndrogen levelsHormone imbalanceHormonal changesFetal developmentAge groupsWhite subjectsSteroid hormonesBlood spotsLiquid chromatography-tandem mass spectrometryTGCT
2016
Cesarean Section and Risk of Childhood Acute Lymphoblastic Leukemia in a Population-Based, Record-Linkage Study in California
Wang R, Wiemels JL, Metayer C, Morimoto L, Francis SS, Kadan-Lottick N, DeWan AT, Zhang Y, Ma X. Cesarean Section and Risk of Childhood Acute Lymphoblastic Leukemia in a Population-Based, Record-Linkage Study in California. American Journal Of Epidemiology 2016, 185: 96-105. PMID: 27986703, PMCID: PMC5253971, DOI: 10.1093/aje/kww153.Peer-Reviewed Original ResearchConceptsElective C-sectionAcute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaC-sectionCesarean sectionLymphoblastic leukemiaHigh riskPopulation-based case-control studyPeak ageEmergency C-sectionRecord linkage studyCancer registry dataCase-control studyPotential risk factorsEtiology of childhoodRelationship of modeVaginal deliveryRisk factorsRole of deliveryRegistry dataElevated riskBirth recordsInaccurate recallChildhoodRiskBirth weight and risk of paediatric Hodgkin lymphoma: Findings from a population-based record linkage study in California
Triebwasser C, Wang R, DeWan AT, Metayer C, Morimoto L, Wiemels JL, Kadan-Lottick N, Ma X. Birth weight and risk of paediatric Hodgkin lymphoma: Findings from a population-based record linkage study in California. European Journal Of Cancer 2016, 69: 19-27. PMID: 27814470, PMCID: PMC5125877, DOI: 10.1016/j.ejca.2016.09.016.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAge of OnsetBirth OrderBirth WeightCaliforniaCase-Control StudiesChildChild, PreschoolEthnicityFemaleFetal MacrosomiaHodgkin DiseaseHumansInfantInfant, Low Birth WeightInfant, NewbornInformation Storage and RetrievalLogistic ModelsMaleMaternal AgeOdds RatioPaternal AgeRisk FactorsConceptsAge of diagnosisPediatric Hodgkin lymphomaHigh birth weightBirth weightTime of deliveryHodgkin's lymphomaOdds ratioPopulation-based record linkage studyPopulation-based case-control studyBirth orderNormal birth weightRecord linkage studyCase-control studyConditional logistic regressionMagnitude of associationSubgroup of childrenPerinatal factorsMaternal ageEtiological investigationBirth recordsPaternal ageHL casesDisease riskLogistic regressionDiagnosis
2014
A New Estimation Approach for Combining Epidemiological Data From Multiple Sources
Huang H, Ma X, Waagepetersen R, Holford TR, Wang R, Risch H, Mueller L, Guan Y. A New Estimation Approach for Combining Epidemiological Data From Multiple Sources. Journal Of The American Statistical Association 2014, 109: 11-23. PMID: 24683281, PMCID: PMC3964681, DOI: 10.1080/01621459.2013.870904.Peer-Reviewed Original ResearchEpidemiological dataPopulation-based case-control studyBehavioral Risk Factor Surveillance SystemRisk Factor Surveillance SystemConnecticut Tumor RegistryCase-control studyPancreatic cancer riskGroup of controlsGroup of casesTumor RegistryRisk factorsHealth SurveyCancer riskCertain diseasesSurveillance system
2004
Maternal Dietary Risk Factors in Childhood Acute Lymphoblastic Leukemia (United States)
Jensen CD, Block G, Buffler P, Ma X, Selvin S, Month S. Maternal Dietary Risk Factors in Childhood Acute Lymphoblastic Leukemia (United States). Cancer Causes & Control 2004, 15: 559-570. PMID: 15280635, DOI: 10.1023/b:caco.0000036161.98734.17.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaRisk factorsMaternal dietLymphoblastic leukemiaPopulation-based case-control studyChildhood acute lymphoblastic leukemiaConsumption of provitaminMaternal dietary intakeDietary risk factorsFood frequency questionnaireNorthern California Childhood Leukemia StudyCommon childhood cancerMaternal dietary factorsImportant risk factorCase-control studyCalifornia Childhood Leukemia StudyChildhood Leukemia StudyCounty of residenceConsumption of vegetablesDate of birthFrequency questionnaireDietary factorsChildhood cancerDietary intakeCommon cause