2024
High ambient temperature in pregnancy and risk of childhood acute lymphoblastic leukaemia: an observational study
Rogne T, Wang R, Wang P, Deziel N, Metayer C, Wiemels J, Chen K, Warren J, Ma X. High ambient temperature in pregnancy and risk of childhood acute lymphoblastic leukaemia: an observational study. The Lancet Planetary Health 2024, 8: e506-e514. PMID: 38969477, PMCID: PMC11260908, DOI: 10.1016/s2542-5196(24)00121-9.Peer-Reviewed Original ResearchConceptsRisk of childhood acute lymphoblastic leukemiaChildhood acute lymphoblastic leukemiaAcute lymphoblastic leukemiaLymphoblastic leukemiaLatino childrenNon-Latino white childrenAssociated with risk of adverse pregnancy outcomesCalifornia Cancer RegistryRisk of acute lymphoblastic leukemiaCalifornia birth recordsRisk of adverse pregnancy outcomesPre-pregnancy periodAssociated with riskBayesian meta-regressionNational Institutes of HealthCancer RegistryCases of childhood acute lymphoblastic leukemiaNational Center for Advancing Translational SciencesAdverse pregnancy outcomesAcute lymphoblastic leukemia casesInstitutes of HealthInvestigation of mechanistic pathwaysBirth recordsGestational weeks 8Pre-pregnancy
2023
Outdoor artificial light at night, air pollution, and risk of childhood acute lymphoblastic leukemia in the California Linkage Study of Early-Onset Cancers
Zhong C, Wang R, Morimoto L, Longcore T, Franklin M, Rogne T, Metayer C, Wiemels J, Ma X. Outdoor artificial light at night, air pollution, and risk of childhood acute lymphoblastic leukemia in the California Linkage Study of Early-Onset Cancers. Scientific Reports 2023, 13: 583. PMID: 36631468, PMCID: PMC9834257, DOI: 10.1038/s41598-022-23682-z.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaRisk of childhoodEarly-onset cancersLymphoblastic leukemiaBirth recordsChildhood acute lymphoblastic leukemiaNon-Hispanic white childrenHispanic childrenCalifornia Cancer RegistryEtiology of childhoodOutdoor artificial lightOutdoor ALANHighest tertileCancer RegistryLinkage studiesRisk factorsBorderline associationElevated riskCancer diagnosisCancerEnvironmental exposuresWhite childrenCommon typeAir pollutionRisk
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 HispanicsHodgkinAgeRiskCytomegalovirus proteins, maternal pregnancy cytokines, and their impact on neonatal immune cytokine profiles and acute lymphoblastic leukemogenesis in children.
Wiemels JL, Wang R, Zhou M, Hansen H, Gallant R, Jung J, Mancuso N, De Smith AJ, Metayer C, Kogan SC, Ma X. Cytomegalovirus proteins, maternal pregnancy cytokines, and their impact on neonatal immune cytokine profiles and acute lymphoblastic leukemogenesis in children. Haematologica 2022, 107: 2266-2270. PMID: 35638549, PMCID: PMC9425315, DOI: 10.3324/haematol.2022.280826.Peer-Reviewed Original ResearchPhysical Therapy Utilization Among Hospitalized Patients With Pediatric Acute Lymphoblastic Leukemia
Rodwin RL, Ma X, Ness KK, Kadan-Lottick NS, Wang R. Physical Therapy Utilization Among Hospitalized Patients With Pediatric Acute Lymphoblastic Leukemia. JCO Oncology Practice 2022, 18: e1060-e1068. PMID: 35427182, PMCID: PMC9287366, DOI: 10.1200/op.21.00796.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaPediatric acute lymphoblastic leukemiaPhysical therapyPhysical functionLymphoblastic leukemiaNeuromuscular conditionsImpaired physical functionPhysical therapy utilizationPremier Healthcare DatabasePediatric hematologists/oncologistsEarly physical therapyInpatient physical therapyHematologists/oncologistsLong-term healthCohort studyFirst hospitalizationMultivariable analysisTherapy utilizationClinical variablesTeaching hospitalHealthcare databasesPatientsAddress disparitiesHospitalAge 10
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 educationSociodemographic and hospital‐based predictors of intense end‐of‐life care among children, adolescents, and young adults with hematologic malignancies
Mun S, Wang R, Ma X, Ananth P. Sociodemographic and hospital‐based predictors of intense end‐of‐life care among children, adolescents, and young adults with hematologic malignancies. Cancer 2021, 127: 3817-3824. PMID: 34185881, PMCID: PMC8478813, DOI: 10.1002/cncr.33764.Peer-Reviewed Original ResearchConceptsHematologic malignanciesYoung adultsLife careMultivariable logistic regression modelCancer-directed treatmentPremier Healthcare DatabaseRetrospective cohort studyEmergency department visitsIntensive care unitHigh-intensity endDays of lifeMajority of childrenLogistic regression modelsIntravenous chemotherapyTracheostomy placementCohort studyDepartment visitsCare unitMechanical ventilationHospital characteristicsMultivariable modelCardiopulmonary resuscitationType of insuranceHealthcare databasesMalignancyCytokine Levels at Birth in Children Who Developed Acute Lymphoblastic Leukemia
Whitehead TP, Wiemels JL, Zhou M, Kang AY, McCoy LS, Wang R, Fitch B, Petrick LM, Yano Y, Imani P, Rappaport SM, Dahl GV, Kogan SC, Ma X, Metayer C. Cytokine Levels at Birth in Children Who Developed Acute Lymphoblastic Leukemia. Cancer Epidemiology Biomarkers & Prevention 2021, 30: 1526-1535. PMID: 34078642, PMCID: PMC8338848, DOI: 10.1158/1055-9965.epi-20-1704.Peer-Reviewed Original ResearchConceptsAcute lymphoblastic leukemiaCytokine levelsLymphoblastic leukemiaChildhood acute lymphoblastic leukemiaAberrant immune reactionsPrenatal immune developmentRisk of childhoodInterquartile range incrementAltered cytokine levelsCalifornia Childhood Leukemia StudyChildhood Leukemia StudyBirth characteristicsNeonatal levelsPrenatal exposureImmunomodulatory cytokinesImmune developmentHigh hyperdiploidyImmune reactionsCytokinesGM-CSFBlood spotsLogistic regressionLeukemia StudyEndogenous metabolitesConfidence intervals
2020
Socioeconomic status and childhood central nervous system tumors in California
Francis SS, Wang R, Enders C, Prado I, Wiemels JL, Ma X, Metayer C. Socioeconomic status and childhood central nervous system tumors in California. Cancer Causes & Control 2020, 32: 27-39. PMID: 33113073, DOI: 10.1007/s10552-020-01348-3.Peer-Reviewed Original ResearchConceptsPrimary CNS tumorsCentral nervous system tumorsChildhood CNS tumorsCNS tumorsNervous system tumorsSocioeconomic statusSystem tumorsChildhood central nervous system tumorsCalifornia Cancer RegistryCalifornia birth recordsSubset of subjectsHigher socioeconomic statusCancer RegistryCancer mortalitySubgroup analysisRisk factorsChildhood cancerSubsequent riskEmbryonal tumorsParental socioeconomic statusInsurance utilizationBirth recordsTumorsMedian household incomeSpecific exposuresBirth Characteristics and Risk of Pediatric Thyroid Cancer: A Population-Based Record-Linkage Study in California
Deziel N, Zhang Y, Wang R, Wiemels JL, Morimoto L, Clark CJ, Metayer C, Ma X. Birth Characteristics and Risk of Pediatric Thyroid Cancer: A Population-Based Record-Linkage Study in California. Thyroid 2020, 31: 596-606. PMID: 32912083, PMCID: PMC8195873, DOI: 10.1089/thy.2020.0217.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge of OnsetBirth CertificatesBirth OrderBirth WeightCaliforniaCase-Control StudiesChildChild, PreschoolEducational StatusFemaleHispanic or LatinoHumansIncidenceInfantInfant, NewbornMaleRace FactorsRegistriesRisk AssessmentRisk FactorsSex FactorsThyroid NeoplasmsTime FactorsYoung AdultConceptsPediatric thyroid cancerHigh birth weightFollicular thyroid cancerThyroid cancerHigher birth orderBirth characteristicsRisk factorsHispanic ethnicityBirth weightOdds ratioFirst primary thyroid cancerPapillary thyroid cancer casesBirth orderMultivariable logistic regression modelSecond primary malignanciesLong-term therapyAdjusted odds ratioPopulation-based studyPrimary thyroid cancerRecord linkage studyConfidence intervalsImportant risk factorCancer registry dataCase-control studyThyroid cancer casesBirth Characteristics and Risk of Early-Onset Synovial Sarcoma
Wiemels JL, Wang R, Feng Q, Clark CJ, Amatruda JF, Rubin E, Yee AC, Morimoto LM, Metayer C, Ma X. Birth Characteristics and Risk of Early-Onset Synovial Sarcoma. Cancer Epidemiology Biomarkers & Prevention 2020, 29: 1162-1167. PMID: 32245786, PMCID: PMC7605594, DOI: 10.1158/1055-9965.epi-20-0093.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultBirth OrderChildChild, PreschoolHumansInfantInfant, NewbornMaleRisk FactorsSarcoma, SynovialYoung AdultConceptsSynovial sarcomaBirth weightMultivariable logistic regression analysisEpidemiologic researchFurther epidemiologic researchLittle epidemiologic researchHigh birth weightSynovial sarcoma casesSiblings of patientsLogistic regression analysisBirth orderNon-Hispanic whitesYoung adult periodYear of birthElevated cancer incidencePoor outcomeBirth characteristicsPeak incidenceRare cancersRisk factorsCancer incidenceCancer casesAggressive cancerHigh riskSarcoma casesAge-, sex- and disease subtype–related foetal growth differentials in childhood acute myeloid leukaemia risk: A Childhood Leukemia International Consortium analysis
Karalexi MA, Dessypris N, Ma X, Spector LG, Marcotte E, Clavel J, Pombo-de-Oliveira MS, Heck JE, Roman E, Mueller BA, Hansen J, Auvinen A, Lee PC, Schüz J, Magnani C, Mora AM, Dockerty JD, Scheurer ME, Wang R, Bonaventure A, Kane E, Doody DR, Group N, Baka M, Moschovi M, Polychronopoulou S, Kourti M, Hatzipantelis E, Pelagiadis I, Dana H, Kantzanou M, Tzanoudaki M, Anastasiou T, Grenzelia M, Gavriilaki E, Sakellari I, Anagnostopoulos A, Kitra V, Paisiou A, Bouka E, Group F, Nikkilä A, Lohi O, Erdmann F, Kang A, Metayer C, Milne E, Petridou E. Age-, sex- and disease subtype–related foetal growth differentials in childhood acute myeloid leukaemia risk: A Childhood Leukemia International Consortium analysis. European Journal Of Cancer 2020, 130: 1-11. PMID: 32163883, DOI: 10.1016/j.ejca.2020.01.018.Peer-Reviewed Original ResearchConceptsAcute myeloid leukemiaChildhood Leukemia International ConsortiumGestational ageFoetal growthInfant boyAcute myeloid leukemia riskMyeloid leukemia riskNewborn Growth ConsortiumRare childhood cancerBirth lengthGrowth markersChildhood cancerAML subtypesAML casesMyeloid leukemiaLeukemia riskNull associationDisease subtypesInternational FetalAgeMore studiesConsortium analysisLeukemiaSexBoys
2019
Increased neonatal level of arginase 2 in cases of childhood acute lymphoblastic leukemia implicates immunosuppression in the etiology
Nielsen AB, Zhou M, de Smith AJ, Wang R, McCoy L, Hansen H, Morimoto L, Grønbæk K, Johansen C, Kogan SC, Metayer C, Bracci PM, Ma X, Wiemels JL. Increased neonatal level of arginase 2 in cases of childhood acute lymphoblastic leukemia implicates immunosuppression in the etiology. Haematologica 2019, 104: e514-e516. PMID: 30923090, PMCID: PMC6821599, DOI: 10.3324/haematol.2019.216465.Peer-Reviewed Original Research
2017
Parental Age and Risk of Pediatric Cancer in the Offspring: A Population-Based Record-Linkage Study in California
Wang R, Metayer C, Morimoto L, Wiemels JL, Yang J, DeWan AT, Kang A, Ma X. Parental Age and Risk of Pediatric Cancer in the Offspring: A Population-Based Record-Linkage Study in California. American Journal Of Epidemiology 2017, 186: 843-856. PMID: 28535175, PMCID: PMC5860074, DOI: 10.1093/aje/kwx160.Peer-Reviewed Original ResearchConceptsRecord linkage studyMaternal ageOdds ratioPediatric cancerParental agePopulation-based record linkage studyCentral nervous system tumorsRisk of lymphomaPopulation-based studyCancer registry dataNervous system tumorsRisk of leukemiaAge group 0Ages 0Pediatric cancer riskOlder paternal ageOlder age groupsTypes of cancerSystem tumorsRegistry dataCancer riskHigh riskGroup 0Birth recordsAge groups