2021
A Bayesian approach for estimating the partial potential impact fraction with exposure measurement error under a main study/internal validation design
Chen X, Chang J, Spiegelman D, Li F. A Bayesian approach for estimating the partial potential impact fraction with exposure measurement error under a main study/internal validation design. Statistical Methods In Medical Research 2021, 31: 404-418. PMID: 34841964, DOI: 10.1177/09622802211060514.Peer-Reviewed Original ResearchConceptsPotential impact fractionImpact fractionExposure measurement errorHealth professionalsStudy designColorectal cancer incidenceValidation study designBurden of diseaseRisk factorsCancer incidenceHealth StudyDisease casesPublic health studiesRed meatContinuous exposureExposureProfessionalsIncidenceReclassification approachValidation designDiseaseIntakeImpact of the Affordable Care Act on Colorectal Cancer Incidence and Mortality
Lee C, Kushi LH, Reed ME, Eldridge EH, Lee JK, Zhang J, Spiegelman D. Impact of the Affordable Care Act on Colorectal Cancer Incidence and Mortality. American Journal Of Preventive Medicine 2021, 62: 387-394. PMID: 34763959, PMCID: PMC8863627, DOI: 10.1016/j.amepre.2021.08.025.Peer-Reviewed Original ResearchConceptsColorectal cancer-related mortalityColorectal cancer incidenceCancer-related mortalityColorectal cancer outcomesAffordable Care ActCancer incidenceColorectal cancerCancer outcomesCare ActKaiser Permanente Northern California membersHealth plansColorectal cancer screeningInterrupted time series designRace/ethnicityCancer screeningCalifornia membersPreventive servicesPrivate health insurancePocket costsMortalityTime series designIncidenceCost sharingCancerComparison group
2020
Estimation and inference for the population attributable risk in the presence of misclassification
Wong BHW, Lee J, Spiegelman D, Wang M. Estimation and inference for the population attributable risk in the presence of misclassification. Biostatistics 2020, 22: 805-818. PMID: 32112073, PMCID: PMC8966954, DOI: 10.1093/biostatistics/kxz067.Peer-Reviewed Original ResearchConceptsPopulation attributable riskAttributable riskPartial population attributable riskHigh red meat intakeColorectal cancer incidenceRed meat intakeAlcohol intakeRisk factorsCancer incidenceMeat intakeEpidemiologic studiesPublic health researchDisease casesStudy designValidation study designInternal validation studyHealth researchTarget populationIntakeValidation studyRiskHealth evaluation methodPresence of misclassificationIncidenceDiseaseImpact of the Affordable Care Act on Colorectal Cancer Outcomes: A Systematic Review
Xu MR, Kelly AMB, Kushi LH, Reed ME, Koh HK, Spiegelman D. Impact of the Affordable Care Act on Colorectal Cancer Outcomes: A Systematic Review. American Journal Of Preventive Medicine 2020, 58: 596-603. PMID: 32008799, PMCID: PMC7175922, DOI: 10.1016/j.amepre.2019.11.018.Peer-Reviewed Original ResearchConceptsColorectal cancer screeningAffordable Care ActCancer screeningMedicaid expansionColorectal cancerCare ActNonsignificant increaseColorectal cancer morbidityColorectal cancer outcomesColorectal cancer incidenceStage of diagnosisAffordable Care Act's impactScreening ratesCancer outcomesCancer morbidityPrecancerous lesionsCancer incidenceNonsignificant decreaseEarly diagnosisMortality rateHealth outcomesSystematic reviewHealthcare accessRelevant studiesSignificant decrease