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 ResearchConceptsPhysical 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 benefitsDemonstrating service delivery models for effective initiation and retention on pre-exposure prophylaxis (PrEP) among female bar workers in Dar es Salaam, Tanzania: A double randomized intervention study protocol
Chebet J, Akyoo W, Goymann H, Harling G, Barnhart D, Mosha I, Kamori D, Gandhi M, Mbunda T, Kipeleka J, Sando D, Spiegelman D, Mpembeni R, Bärnighausen T. Demonstrating service delivery models for effective initiation and retention on pre-exposure prophylaxis (PrEP) among female bar workers in Dar es Salaam, Tanzania: A double randomized intervention study protocol. PLOS ONE 2024, 19: e0304077. PMID: 38935796, PMCID: PMC11210872, DOI: 10.1371/journal.pone.0304077.Peer-Reviewed Original ResearchConceptsFemale bar workersPre-exposure prophylaxisIntention-to-treatBar workersPrimary outcomeRisk of HIV infectionAdherence to PrEPRisk of HIV acquisitionImprove PrEP adherenceGerman Clinical Trials RegisterPublic sector clinicsService delivery modelsRandomized trial designHIV negative womenPrevent HIV infectionHIV infectionPrEP provisionClinical Trials RegisterHIV testingPrEP initiationHealth facilitiesPromote PrEPPrEP adherenceDelivery modelsReduce barriersNavigating grey areas in HIV and mental health implementation science
Harkness A, Giusto A, Hamilton A, Hernandez‐Ramirez R, Spiegelman D, Weiner B, Beidas R, Larson M, Lippman S, Wainberg M, Smith J. Navigating grey areas in HIV and mental health implementation science. Journal Of The International AIDS Society 2024, 27: e26271. PMID: 38923301, PMCID: PMC11197965, DOI: 10.1002/jia2.26271.Peer-Reviewed Original ResearchConceptsImplementation scienceNational Institute of Mental HealthImplementation researchMental healthImplementation strategiesImpact of implementation strategiesHIV Epidemic goalsInstitute of Mental HealthUNAIDS targetsFederal fundersResearch workforceHIV transmissionEvidence-basedGlobal HIVUnited StatesHIVCapacity buildingRecipient's perspectiveNational InstituteHealthExpert guidanceInterventionHigh-impact scienceControl groupOvercome challengesEffects of a dietary intervention on cardiometabolic risk and food consumption in a workplace
Shrestha A, Tamrakar D, Ghinanju B, Shrestha D, Khadka P, Adhikari B, Shrestha J, Waiwa S, Pyakurel P, Bhandari N, Karmacharya B, Shrestha A, Shrestha R, Bhatta R, Malik V, Mattei J, Spiegelman D. Effects of a dietary intervention on cardiometabolic risk and food consumption in a workplace. PLOS ONE 2024, 19: e0301826. PMID: 38656951, PMCID: PMC11042715, DOI: 10.1371/journal.pone.0301826.Peer-Reviewed Original ResearchConceptsConsumption of whole grainsHealthy foodPre-post intervention studyWhole grainsMedian consumptionCardiovascular risk factor profileRisk factor profileBlood pressureWorksite settingWorksite interventionsUnhealthy foodsHealth programsMeasured blood pressurePre-hypertensionCardiometabolic riskDiastolic blood pressureIntervention studiesFactors dietPaired-t testFactor profileFasting glucose levelsDhulikhel HospitalHospital premisesEmployee healthHospital employeesCausal Selection of Covariates in Regression Calibration for Mismeasured Continuous Exposure
Tang W, Spiegelman D, Liao X, Wang M. Causal Selection of Covariates in Regression Calibration for Mismeasured Continuous Exposure. Epidemiology 2024, 35: 320-328. PMID: 38630507, DOI: 10.1097/ede.0000000000001706.Peer-Reviewed Original ResearchConceptsMismeasured exposureOutcome modelRegression calibrationMeasurement error modelSelection of covariatesNonparametric settingEffect modificationCovariate adjustmentFiber intakeMeasurement errorCardiovascular diseaseEffects of fiber intakeStudy datasetOutcomesCovariatesComprehensive guidanceError modelRegressionHealthEfficiency lossErrorRosnerWillettExposureAdjustment
2023
Reasons for using traditional and complementary care by people living with HIV on antiretroviral therapy and association with interrupted care: a mixed methods study in Eswatini
Molemans M, Reis R, Shabalala F, Dlamini N, Masilela N, Simelane N, Pell C, Chao A, Spiegelman D, Vernooij E, van Leth F. Reasons for using traditional and complementary care by people living with HIV on antiretroviral therapy and association with interrupted care: a mixed methods study in Eswatini. BMC Complementary Medicine And Therapies 2023, 23: 350. PMID: 37794359, PMCID: PMC10548651, DOI: 10.1186/s12906-023-04184-5.Peer-Reviewed Original ResearchConceptsInterrupted careAntiretroviral therapyType of illnessCurrent usersTCAM providersTCAM usersHIV diagnosisHIV continuumClinic recordsMultivariable analysisComplementary careVisit dateHealth facilitiesAlternative medicineTCAM useBiomedical careCareAdditional careMixed-methods studyHIVTherapyQualitative content analysisOpen-ended questionsMethods studyContextual factorsTrusted residents and housing assistance to decrease violence exposure in New Haven (TRUE HAVEN): a strengths-based and community-driven stepped-wedge intervention to reduce gun violence
Tong G, Spell V, Horton N, Thornhill T, Keene D, Montgomery C, Spiegelman D, Wang E, Roy B. Trusted residents and housing assistance to decrease violence exposure in New Haven (TRUE HAVEN): a strengths-based and community-driven stepped-wedge intervention to reduce gun violence. BMC Public Health 2023, 23: 1545. PMID: 37580653, PMCID: PMC10426138, DOI: 10.1186/s12889-023-15997-x.Peer-Reviewed Original ResearchConceptsGun violenceHousing assistanceStructural racismHousing stabilityViolence exposureMulti-level interventionsCommunity gun violenceMulti-stakeholder coalitionsRental assistance programsCommunity-based organizationsHousing supportPolicy changesFinancial educationStable housingBeing of individualsViolenceTarget neighborhoodsCommunity membersNew HavenNeighborhood ratesAssistance programsOrganization leadersRacismHavenNeighborhoodCorrecting for Bias Due to Mismeasured Exposure History in Longitudinal Studies with Continuous Outcomes
Cai J, Zhang N, Zhou X, Spiegelman D, Wang M. Correcting for Bias Due to Mismeasured Exposure History in Longitudinal Studies with Continuous Outcomes. Biometrics 2023, 79: 3739-3751. PMID: 37222518, PMCID: PMC11214728, DOI: 10.1111/biom.13877.Peer-Reviewed Original ResearchAssociation between cancer stigma and cervical cancer screening uptake among women of Dhulikhel and Banepa, Nepal
Paneru B, Karmacharya A, Bharati A, Makaju S, Adhikari B, Kafle D, Shakya S, Spiegelman D, Seth S, Stangl A, Shrestha A, Shrestha A. Association between cancer stigma and cervical cancer screening uptake among women of Dhulikhel and Banepa, Nepal. PLOS ONE 2023, 18: e0285771. PMID: 37200234, PMCID: PMC10194964, DOI: 10.1371/journal.pone.0285771.Peer-Reviewed Original ResearchConceptsCervical cancer screening uptakeCancer screening uptakeScreening uptakeMultivariable logistic regressionCancer Stigma ScaleCancer stigmaCervical cancerAge of menarcheFirst sexual intercourseLogistic regressionNepalese womenSexual intercourseReproductive health variablesCervical cancer screeningEffective screening programsSemi-urban areasCross-sectional studyPercent of womenMean total scoreFamily planning usersScreening servicesCancer screeningCommon cancerDisease burdenScreening programMediation analysis in the presence of continuous exposure measurement error
Cheng C, Spiegelman D, Li F. Mediation analysis in the presence of continuous exposure measurement error. Statistics In Medicine 2023, 42: 1669-1686. PMID: 36869626, PMCID: PMC11320713, DOI: 10.1002/sim.9693.Peer-Reviewed Original ResearchConceptsBody mass indexExposure measurement errorPhysical activityMediation proportionHealth Professionals FollowCardiovascular disease incidenceProfessionals FollowMediation analysisMass indexCardiovascular diseaseLower riskStudy designEffect estimatesValidation study designContinuous exposureBiased effect estimatesTrue exposureMediatorsExposureValidation studyBinary outcomesHealth science studiesOutcomesRiskDisease incidenceValidation of the Cancer Stigma Scale in Nepalese Women
Shrestha A, Stangl A, Paneru B, Poudel L, Karmacharya A, Makaju S, Spiegelman D, Shakya S, Shrestha A, Sheth S. Validation of the Cancer Stigma Scale in Nepalese Women. Asian Pacific Journal Of Cancer Prevention 2023, 24: 204-214. PMID: 36708569, PMCID: PMC10152840, DOI: 10.31557/apjcp.2023.24.1.207.Peer-Reviewed Original ResearchConceptsCancer Stigma ScaleCancer stigmaCancer patientsStigma ScaleCronbach's alphaNepali womenInternal consistencyCross-cultural adaptationNepalese populationNepalese womenSufficient internal consistencyCancerWomenPatientsSatisfactory internal reliabilityVulnerable groupsAlphaInternal reliabilityStigmaOverall scaleModel fit indicesHigh levelsSix-factor structure
2022
Effectiveness of a community-based education and peer support led by women’s self-help groups in improving the control of hypertension in urban slums of Kerala, India: a cluster randomised controlled pragmatic trial
Suseela R, Ambika R, Mohandas S, Menon J, Numpelil M, Vasudevan B, Ved R, Danaei G, Spiegelman D. Effectiveness of a community-based education and peer support led by women’s self-help groups in improving the control of hypertension in urban slums of Kerala, India: a cluster randomised controlled pragmatic trial. BMJ Global Health 2022, 7: e010296. PMID: 36384950, PMCID: PMC9670931, DOI: 10.1136/bmjgh-2022-010296.Peer-Reviewed Original ResearchConceptsMean systolic BPSystolic BPControl armIntervention armPragmatic trialUrban slumsTarget blood pressure goalsMajor public health problemBlood pressure goalsSelf-help group membersControl of hypertensionStandard of carePublic health problemPrimary healthcare systemSelf-help groupsCommunity-based educationPeer support programAntihypertensive medicationsUncontrolled hypertensionUsual careHypertension managementPrimary outcomeHypertensionHealthy behaviorsHealth problemsThe impact of a community health worker intervention on uptake of antenatal care: a cluster-randomized pragmatic trial in Dar es Salaam
Regan M, Cheng C, Mboggo E, Larson E, Lema I, Magesa L, Machumi L, Ulenga N, Sando D, Mwanyika-Sando M, Barnhart D, Hong B, Mungure E, Li N, Siril H, Mujinja P, Naburi H, Kilewo C, Ekström A, Geldsetzer P, Fawzi W, Bärnighausen T, Sudfeld C, Spiegelman D. The impact of a community health worker intervention on uptake of antenatal care: a cluster-randomized pragmatic trial in Dar es Salaam. Health Policy And Planning 2022, 38: 279-288. PMID: 36377764, PMCID: PMC10019560, DOI: 10.1093/heapol/czac100.Peer-Reviewed Original ResearchConceptsMore ANC visitsCommunity health worker interventionHealth worker interventionAntenatal careANC visitsPragmatic trialHigh-quality antenatal carePragmatic cluster-randomized trialUptake of ANCDar es SalaamWorker interventionLarge-scale pragmatic trialsCluster-randomized pragmatic trialModest beneficial effectStandard of careRoutine health system dataCluster-randomized trialHealth system dataANC uptakeCare armCHW interventionPrimary outcomeIntervention armFirst trimesterPregnant womenStakeholder engagement in a hypertension and diabetes prevention research program: Description and lessons learned
Shrestha A, Tamrakar D, Shrestha B, Karmacharya BM, Shrestha A, Pyakurel P, Spiegelman D. Stakeholder engagement in a hypertension and diabetes prevention research program: Description and lessons learned. PLOS ONE 2022, 17: e0276478. PMID: 36264860, PMCID: PMC9584412, DOI: 10.1371/journal.pone.0276478.Peer-Reviewed Original ResearchAssessing the quality of tuberculosis care using routine surveillance data: a process evaluation employing the Zero TB Indicator Framework in Mongolia
Saranjav A, Parisi C, Zhou X, Dorjnamjil K, Samdan T, Erdenebaatar S, Chuluun A, Dalkh T, Ganbaatar G, Brooks MB, Spiegelman D, Ganmaa D, Davis JL. Assessing the quality of tuberculosis care using routine surveillance data: a process evaluation employing the Zero TB Indicator Framework in Mongolia. BMJ Open 2022, 12: e061229. PMID: 35973702, PMCID: PMC9386240, DOI: 10.1136/bmjopen-2022-061229.Peer-Reviewed Original ResearchConceptsPrimary health centersTB preventive therapyRoutine surveillance dataHealth centersHousehold contactsCohort studyPreventive therapyTB careTB dispensariesRetrospective cross-sectional cohort studyCross-sectional cohort studySurveillance dataActive TB treatmentGuideline-adherent careHealth system predictorsQuality of tuberculosisOdds of patientsHealth system factorsQuality improvement interventionsLow-quality careCare cascadeTB screeningTB treatmentTuberculosis careIndex patientsIs the Product Method More Efficient Than the Difference Method for Assessing Mediation?
Cheng C, Spiegelman D, Li F. Is the Product Method More Efficient Than the Difference Method for Assessing Mediation? American Journal Of Epidemiology 2022, 192: 84-92. PMID: 35921210, PMCID: PMC10144745, DOI: 10.1093/aje/kwac144.Peer-Reviewed Original ResearchCardiovascular Risk Factors Mediate the Long-Term Maternal Risk Associated With Hypertensive Disorders of Pregnancy
Stuart JJ, Tanz LJ, Rimm EB, Spiegelman D, Missmer SA, Mukamal KJ, Rexrode KM, Rich-Edwards JW. Cardiovascular Risk Factors Mediate the Long-Term Maternal Risk Associated With Hypertensive Disorders of Pregnancy. Journal Of The American College Of Cardiology 2022, 79: 1901-1913. PMID: 35550687, PMCID: PMC9176211, DOI: 10.1016/j.jacc.2022.03.335.Peer-Reviewed Original ResearchConceptsCVD risk factorsRates of CVDHealth Study IIRisk of CVDBody mass indexGestational hypertensionType 2 diabetesRisk factorsChronic hypertensionHypertensive disordersMass indexNurses' Health Study IIPrepregnancy body mass indexHistory of HDPCardiovascular risk factorsOverweight/obesityProportional hazards modelIncident CVDCVD preventionNormotensive pregnanciesFirst pregnancyPotential confoundersParental historyHypertensionHazards modelLong-Term Survival and Causes of Death After Diagnoses of Common Cancers in 3 Cohorts of U.S. Health Professionals
Cheng E, Lee DH, Tamimi RM, Hankinson SE, Willett WC, Giovannucci EL, Eliassen AH, Stampfer MJ, Mucci LA, Fuchs CS, Spiegelman D. Long-Term Survival and Causes of Death After Diagnoses of Common Cancers in 3 Cohorts of U.S. Health Professionals. JNCI Cancer Spectrum 2022, 6: pkac021-. PMID: 35603853, PMCID: PMC8973409, DOI: 10.1093/jncics/pkac021.Peer-Reviewed Original ResearchConceptsCancer-specific mortalityHealth Study IIUterine corpusCause of deathCommon cancerThyroid cancerPrimary cancerCancer survivorsLung cancerCumulative mortalityHealth StudyColorectal cancer-specific mortalityLong-term overall survivalNurses' Health Study IICancer-specific mortality ratesU.S. health professionalsHealth Professionals FollowNurses' Health StudyMale cancer survivorsFemale cancer survivorsProfessionals FollowMost patientsOverall survivalExcess riskUrinary bladderIron supplementation and paediatric HIV disease progression: a cohort study among children receiving routine HIV care in Dar es Salaam, Tanzania
Andersen CT, Duggan CP, Manji K, Seage GR, Spiegelman D, Perumal N, Ulenga N, Fawzi WW. Iron supplementation and paediatric HIV disease progression: a cohort study among children receiving routine HIV care in Dar es Salaam, Tanzania. International Journal Of Epidemiology 2022, 51: 1533-1543. PMID: 35167662, PMCID: PMC9557856, DOI: 10.1093/ije/dyac017.Peer-Reviewed Original ResearchConceptsDisease stage progressionIron supplementationStage progressionCohort studyDisease progressionRoutine HIV careHIV disease progressionProspective cohort studyManagement of anemiaRisk of anemiaHigher hazard rateProportional hazards modelIron supplement useDar es SalaamHaematological outcomesAntiretroviral therapyHIV careClinic visitsSupportive careAntiretroviral treatmentClinical outcomesClinical visitsAnemia statusSupplement useVital statusMeasurement error affecting web- and paper-based dietary assessment instruments: Insights from the Multi-Cohort Eating and Activity Study for Understanding Reporting Error
Kirkpatrick S, Troiano R, Barrett B, Cunningham C, Subar A, Park Y, Bowles H, Freedman L, Kipnis V, Rimm E, Willett W, Potischman N, Spielgelman D, Baer D, Schoeller D, Dodd K. Measurement error affecting web- and paper-based dietary assessment instruments: Insights from the Multi-Cohort Eating and Activity Study for Understanding Reporting Error. American Journal Of Epidemiology 2022, 191: kwac026-. PMID: 35136928, PMCID: PMC9393065, DOI: 10.1093/aje/kwac026.Peer-Reviewed Original ResearchConceptsFood frequency questionnaireSingle food frequency questionnaireDietary assessment instrumentsFood recordsTrue usual intakeFrequency questionnaireUsual intakeAssessment instrumentsRecovery biomarkersEpidemiologic researchCorrelation coefficientValidation studyAverage attenuationCohortStudyIntakeBiomarkers