2024
Disparities in Colorectal Cancer Screening Before and After the Onset of the COVID Pandemic
Siddique S, Wang R, Gaddy J, Stempel J, Warren J, Gross C, Ma X. Disparities in Colorectal Cancer Screening Before and After the Onset of the COVID Pandemic. Journal Of General Internal Medicine 2024, 1-9. PMID: 39495455, DOI: 10.1007/s11606-024-09153-3.Peer-Reviewed Original ResearchRisk of CRCSocioeconomic statusCRC screeningArea-level socioeconomic measuresArea-level socioeconomic factorsHigher risk of CRCArea residentsColorectal cancer screeningSocial deprivation indexHigher socioeconomic statusLow socioeconomic statusEthnic minoritized populationsDifference-in-differences analysisPost-onset periodDesignRetrospective cohort studyDeprivation indexCancer screeningSocioeconomic measuresPrivately insured individualsMetropolitan area residentsCOVID pandemicScreen useAverage riskCompare disparitiesSocioeconomic factorsUSPSTF Colorectal Cancer Screening Recommendation and Uptake for Individuals Aged 45 to 49 Years
Siddique S, Wang R, Yasin F, Gaddy J, Zhang L, Gross C, Ma X. USPSTF Colorectal Cancer Screening Recommendation and Uptake for Individuals Aged 45 to 49 Years. JAMA Network Open 2024, 7: e2436358. PMID: 39361285, PMCID: PMC11450516, DOI: 10.1001/jamanetworkopen.2024.36358.Peer-Reviewed Original ResearchConceptsUS Preventive Services Task ForceUS Preventive Services Task Force recommendationsColorectal cancer screening uptakeAverage-risk individualsScreening uptakeHigher socioeconomic statusSocioeconomic statusScreening recommendationsColorectal cancerColorectal cancer screening recommendationsPreventive Services Task ForceCohort studyCancer screening recommendationsScreening uptake ratesInterrupted time series analysisLow socioeconomic statusPrivate insurance beneficiariesScreening ratesSocioeconomic disparitiesRetrospective cohort studyMain OutcomesPotential disparitiesEvaluate changesClaims dataAbsolute change
2023
Older patients with chronic myeloid leukemia face suboptimal molecular testing and tyrosine kinase inhibitor adherence
Shallis R, Wang R, Zeidan A, Huntington S, Neparidze N, Stempel J, Mendez L, Di M, Ma X, Podoltsev N. Older patients with chronic myeloid leukemia face suboptimal molecular testing and tyrosine kinase inhibitor adherence. Blood Advances 2023, 7: 3213-3224. PMID: 36939371, PMCID: PMC10338212, DOI: 10.1182/bloodadvances.2022009074.Peer-Reviewed Original ResearchConceptsChronic myeloid leukemiaTKI adherenceTKI initiationOlder patientsMyeloid leukemiaEnd Results-Medicare databaseTyrosine kinase inhibitor usePolymerase chain reaction testingQuantitative polymerase chain reaction testingOlder patient populationCare of patientsHealth care accessReal-world studyReal-world evidenceLow socioeconomic statusLow-income subsidyFirst yearInfluenza vaccinationInhibitor useWorse survivalTKI treatmentMultivariable analysisPatient populationOptimal monitoringCare access
2009
Neighborhood socioeconomic status influences the survival of elderly patients with myelodysplastic syndromes in the United States
Wang R, Gross CP, Halene S, Ma X. Neighborhood socioeconomic status influences the survival of elderly patients with myelodysplastic syndromes in the United States. Cancer Causes & Control 2009, 20: 1369-1376. PMID: 19455395, PMCID: PMC2921772, DOI: 10.1007/s10552-009-9362-7.Peer-Reviewed Original ResearchConceptsNeighborhood socioeconomic statusMyelodysplastic syndromeSocioeconomic statusElderly patientsHazard ratioMultivariate Cox proportional hazards modelCox proportional hazards modelSurvival of patientsPopulation-based studyRisk of deathRisk of mortalityProportional hazards modelImpact of SESLow socioeconomic statusCensus tractsPrognostic roleMDS patientsIndependent determinantsRefractory anemiaHistological subtypesHazards modelPatientsSES statusTractS scores