2024
Leveraging error-prone algorithm-derived phenotypes: Enhancing association studies for risk factors in EHR data
Lu Y, Tong J, Chubak J, Lumley T, Hubbard R, Xu H, Chen Y. Leveraging error-prone algorithm-derived phenotypes: Enhancing association studies for risk factors in EHR data. Journal Of Biomedical Informatics 2024, 157: 104690. PMID: 39004110, DOI: 10.1016/j.jbi.2024.104690.Peer-Reviewed Original ResearchElectronic health recordsElectronic health record dataKaiser Permanente WashingtonEHR-derived phenotypesAssociation studiesHealth recordsColon cancer recurrencePhenotyping errorsComputable phenotypeRisk factorsCancer recurrenceMultiple phenotypesReduce biasImprove estimation accuracySimulation studyBias reductionKaiserReduction of biasBiasEstimation accuracyAssociationStudyOutcomesRiskEstimation efficiency
2023
Social and Behavior Factors of Alzheimer's Disease and Related Dementias: A National Study in the U.S.
Ciciora D, Vásquez E, Valachovic E, Hou L, Zheng Y, Xu H, Jiang X, Huang K, Gabriel K, Deng H, Gallant M, Zhang K. Social and Behavior Factors of Alzheimer's Disease and Related Dementias: A National Study in the U.S. American Journal Of Preventive Medicine 2023, 66: 573-581. PMID: 37995949, DOI: 10.1016/j.amepre.2023.11.017.Peer-Reviewed Original ResearchLevels of disadvantageRisk factorsPrevention strategiesCounty levelCounty-level measuresPrimary prevention strategiesPopulation-based studyHigh school diplomaADRDLifestyle factorsRelated dementiaDisadvantaged countiesSchool diplomaBehavioral factorsNational studyAlzheimer's diseaseDemographic variablesInsufficient sleepFactor of Alzheimer's diseaseCountyRiskSleepEffects of sleepEducationEnvironmental factors
2022
Risk of Developing Alzheimer’s Disease and Related Dementias in Association with Cardiovascular Disease, Stroke, Hypertension, and Diabetes in a Large Cohort of Women with Breast Cancer and with up to 26 Years of Follow-Up
Du X, Song L, Schulz P, Xu H, Chan W. Risk of Developing Alzheimer’s Disease and Related Dementias in Association with Cardiovascular Disease, Stroke, Hypertension, and Diabetes in a Large Cohort of Women with Breast Cancer and with up to 26 Years of Follow-Up. Journal Of Alzheimer's Disease 2022, 87: 415-432. PMID: 35311707, PMCID: PMC9117151, DOI: 10.3233/jad-215657.Peer-Reviewed Original ResearchConceptsCardiovascular diseaseBreast cancerAsian/Pacific IslandersHigh riskAlzheimer's diseaseRisk of ADRDCumulative incidenceWhite womenLong-term incidencePacific IslandersBlack womenVascular diseaseHypertensionLarge cohortLower riskDiabetesRelated dementiaStrokeCancerDiseaseADRDCancer diagnosisWomenIncidenceRisk
2021
Nonselective beta‐blockers are associated with a lower risk of hepatocellular carcinoma among cirrhotic patients in the United States
Wijarnpreecha K, Li F, Xiang Y, Xu X, Zhu C, Maroufy V, Wang Q, Tao W, Dang Y, Pham H, Zhou Y, Li J, Zhang X, Xu H, Taner C, Yang L, Tao C. Nonselective beta‐blockers are associated with a lower risk of hepatocellular carcinoma among cirrhotic patients in the United States. Alimentary Pharmacology & Therapeutics 2021, 54: 481-492. PMID: 34224163, DOI: 10.1111/apt.16490.Peer-Reviewed Original ResearchConceptsRisk of HCCBeta-blocker groupHepatocellular carcinomaCirrhotic patientsCerner Health Facts databaseCox proportional hazards regressionCumulative HCC incidenceRetrospective cohort studyHealth Facts databasePopulation-based studyProportional hazards regressionKaplan-Meier estimatesEligible patientsCohort studyHCC incidenceFinal cohortHazards regressionHCC riskLower riskPropensity scorePatientsCarvedilolRiskFacts databaseGroup
2017
Risk of angioedema associated with levetiracetam compared with phenytoin: Findings of the observational health data sciences and informatics research network
Duke J, Ryan P, Suchard M, Hripcsak G, Jin P, Reich C, Schwalm M, Khoma Y, Wu Y, Xu H, Shah N, Banda J, Schuemie M. Risk of angioedema associated with levetiracetam compared with phenytoin: Findings of the observational health data sciences and informatics research network. Epilepsia 2017, 58: e101-e106. PMID: 28681416, PMCID: PMC6632067, DOI: 10.1111/epi.13828.Peer-Reviewed Original ResearchConceptsAngioedema riskAngioedema eventsHazard ratioObservational Health Data SciencesNew-user cohort studySummary hazard ratioRisk of angioedemaHealth Data SciencesAdverse event reportsPhenytoin usersResearch NetworkPhenytoin groupCohort studyTreat analysisAntiepileptic drugsComparator groupSeizure patientsLower riskLevetiracetamAngioedemaFurther studiesEvent reportsSignificant increaseRiskPhenytoin
2014
Genotype and risk of major bleeding during warfarin treatment
Kawai V, Cunningham A, Vear S, Van Driest S, Oginni A, Xu H, Jiang M, Li C, Denny J, Shaffer C, Bowton E, Gage B, Ray W, Roden D, Stein C. Genotype and risk of major bleeding during warfarin treatment. Pharmacogenomics 2014, 15: 1973-1983. PMID: 25521356, PMCID: PMC4304738, DOI: 10.2217/pgs.14.153.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBiological Specimen BanksCytochrome P-450 CYP2C9Cytochrome P-450 Enzyme SystemCytochrome P450 Family 4Dose-Response Relationship, DrugEthnicityFemaleGene FrequencyGenetic Association StudiesGenetic VariationGenotypeHemorrhageHumansMaleMiddle AgedRisk FactorsVitamin K Epoxide ReductasesWarfarin