2024
Barriers to and facilitators of improving physical activity and nutrition behaviors during chemotherapy for breast cancer: a sequential mixed methods study
Puklin L, Irwin M, Sanft T, Ferrucci L, Harrigan M, McGowan C, Cartmel B, Zupa M, Winer E, Deyling M, Ligibel J, Basen-Engquist K, Spiegelman D, Sharifi M. Barriers to and facilitators of improving physical activity and nutrition behaviors during chemotherapy for breast cancer: a sequential mixed methods study. Supportive Care In Cancer 2024, 32: 590. PMID: 39141176, DOI: 10.1007/s00520-024-08789-5.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic AgentsBreast NeoplasmsExerciseFemaleHealth BehaviorHumansLife StyleMiddle AgedQualitative ResearchSurveys and QuestionnairesConceptsPhysical activityLifestyle interventionSelf-reported PA questionnaireSelf-reported diet qualityBreast cancerHealthy Eating Index-2015Stage I-III breast cancerBenefits of PASequential mixed methods studyI-III breast cancerChemotherapy-related symptomsMixed methods studyThematic content analysisBehavioral goalsSense of controlBody mass indexPA questionnaireSemi-structured interviewsMean body mass indexTranscribed verbatimIntervention armTailored educationDiet qualityNutritional behaviorMental benefits
2000
Efficient regression calibration for logistic regression in main study/internal validation study designs with an imperfect reference instrument
Spiegelman D, Carroll R, Kipnis V. Efficient regression calibration for logistic regression in main study/internal validation study designs with an imperfect reference instrument. Statistics In Medicine 2000, 20: 139-160. PMID: 11135353, DOI: 10.1002/1097-0258(20010115)20:1<139::aid-sim644>3.0.co;2-k.Peer-Reviewed Original Research
1998
Correcting for bias in relative risk estimates due to exposure measurement error: a case study of occupational exposure to antineoplastics in pharmacists.
Spiegelman D, Valanis B. Correcting for bias in relative risk estimates due to exposure measurement error: a case study of occupational exposure to antineoplastics in pharmacists. American Journal Of Public Health 1998, 88: 406-12. PMID: 9518972, PMCID: PMC1508329, DOI: 10.2105/ajph.88.3.406.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic AgentsBiasFeverHumansOccupational DiseasesOccupational ExposurePharmacistsPharmacy Service, HospitalRisk FactorsConceptsMeasurement error modelInterval estimatesExposure measurement errorMeasurement errorError modelPrevalence ratiosRelative riskLikelihood-based methodsLog relative riskNondifferential measurement errorStatistical methodsRelative risk estimatesOutcomes of interestOccupational exposurePublic health researchHospital pharmacistsLogistic regressionRisk estimatesWeekly numberFirst methodHealth effectsUsual pointHealth researchErrorPharmacists
1997
Fully parametric and semi-parametric regression models for common events with covariate measurement error in main study/validation study designs.
Spiegelman D, Casella M. Fully parametric and semi-parametric regression models for common events with covariate measurement error in main study/validation study designs. Biometrics 1997, 53: 395-409. PMID: 9192443, DOI: 10.2307/2533945.Peer-Reviewed Original ResearchConceptsMain study/validation study designsSemi-parametric methodMeasurement error modelSemi-parametric estimatesCovariate measurement errorSemi-parametric regression modelEmpirical considerationsTrading efficiencyError modelInference proceedsConvenient mathematical propertiesMeasurement errorLikelihood functionModel choiceJoint likelihood functionValidation study designMisspecificationStandard theoryNonparametric formFamily of modelsImportant biasParametric resultsModel covariatesRegression modelsChoice