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 benefits
2023
Post-diagnosis weight trajectories and mortality among women with breast cancer
Puklin L, Li F, Cartmel B, Zhao J, Sanft T, Lisevick A, Winer E, Lustberg M, Spiegelman D, Sharifi M, Irwin M, Ferrucci L. Post-diagnosis weight trajectories and mortality among women with breast cancer. Npj Breast Cancer 2023, 9: 98. PMID: 38042922, PMCID: PMC10693588, DOI: 10.1038/s41523-023-00603-5.Peer-Reviewed Original ResearchBody mass indexBreast cancer diagnosisWeight changeCause mortalityClinical characteristicsWeight gainWeight lossBreast cancerWeight trajectoriesPost-diagnosis weight changeBreast cancer-specific mortalityCox proportional hazards modelModern treatment eraCancer-specific mortalityCancer diagnosisModerate weight lossModerate weight gainProportional hazards modelAdverse health outcomesElectronic health recordsTreatment eraBaseline characteristicsTumor RegistryMass indexWeight managementRandomized Trial Evaluating a Self-Guided Lifestyle Intervention Delivered via Evidence-Based Materials versus a Waitlist Group on Changes in Body Weight, Diet Quality, Physical Activity, and Quality of Life among Breast Cancer Survivors
Puklin L, Harrigan M, Cartmel B, Sanft T, Gottlieb L, Zhou B, Ferrucci L, Li F, Spiegelman D, Sharifi M, Irwin M. Randomized Trial Evaluating a Self-Guided Lifestyle Intervention Delivered via Evidence-Based Materials versus a Waitlist Group on Changes in Body Weight, Diet Quality, Physical Activity, and Quality of Life among Breast Cancer Survivors. Cancers 2023, 15: 4719. PMID: 37835412, PMCID: PMC10571774, DOI: 10.3390/cancers15194719.Peer-Reviewed Original ResearchBreast cancer survivorsCancer survivorsLifestyle interventionPhysical activityQuality of lifeBody weightWaitlist groupDiet qualitySelf-reported body weightWeight lossFavorable weight changeHealthy weight lossBody mass indexHealthy body weightGreater weight lossEvidence-based materialsDiverse healthcare settingsIntervention armMass indexClinical practicePositive behavior changeHealthcare settingsSurvivorsWeight changeIntervention
2022
Adipose tissue radiodensity and mortality among patients with nonmetastatic breast cancer
Cheng E, Caan BJ, Chen WY, Irwin ML, Prado CM, Cespedes Feliciano EM. Adipose tissue radiodensity and mortality among patients with nonmetastatic breast cancer. Clinical Nutrition 2022, 41: 2607-2613. PMID: 36306565, PMCID: PMC9722634, DOI: 10.1016/j.clnu.2022.09.016.Peer-Reviewed Original ResearchConceptsNonmetastatic breast cancerVisceral adipose tissueBreast cancerBreast cancer prognosisOverall mortalitySpecific mortalityAdipose tissueCancer prognosisTissue radiodensityMultivariable Cox proportional hazards regressionKaiser Permanente Northern CaliforniaCox proportional hazards regressionRole of adiposityBody mass indexProportional hazards regressionBreast cancer survivalNovel prognostic markerThird lumbar vertebraIntegrated healthcare systemNon-Hispanic whitesMultiple cancer typesHazard ratioNonmetastatic patientsPrognostic factorsClinicopathological characteristicsRandomized trial of diet and exercise on chemotherapy completion in women with breast cancer: The Lifestyle, Exercise, and Nutrition Early After Diagnosis (LEANer) study.
Sanft T, Harrigan M, Cartmel B, Li F, Zupa M, McGowan C, Ferrucci L, Puklin L, Nguyen T, Tanasijevic A, Neuhouser M, Hershman D, Basen-Engquist K, Jones B, Knobf M, Chagpar A, Silber A, Ligibel J, Irwin M. Randomized trial of diet and exercise on chemotherapy completion in women with breast cancer: The Lifestyle, Exercise, and Nutrition Early After Diagnosis (LEANer) study. Journal Of Clinical Oncology 2022, 40: 12007-12007. DOI: 10.1200/jco.2022.40.16_suppl.12007.Peer-Reviewed Original ResearchRelative dose intensityHigh relative dose intensityBreast cancerDose-response effectPhysical activityPA interventionsNeoadjuvant chemotherapyChemotherapy completionDiet qualityStage I breast cancerEndocrine therapy adherenceTrial of dietDifferent chemotherapy regimensI breast cancerBody mass indexPatient-reported outcomesHealthy Eating IndexBetter diet qualityHigh physical activityMore physical activityElectronic medical recordsChi-square testUC participantsChemotherapy regimensSecondary endpoints
2021
Genetic susceptibility to hepatocellular carcinoma in chromosome 22q13.31, findings of a genome‐wide association study
Wang Z, Budhu AS, Shen Y, Wong LL, Hernandez BY, Tiirikainen M, Ma X, Irwin ML, Lu L, Zhao H, Lim JK, Taddei T, Mishra L, Pawlish K, Stroup A, Brown R, Nguyen MH, Koshiol J, Hernandez MO, Forgues M, Yang H, Lee M, Huang Y, Iwasaki M, Goto A, Suzuki S, Matsuda K, Tanikawa C, Kamatani Y, Mann D, Guarnera M, Shetty K, Thomas CE, Yuan J, Khor CC, Koh W, Risch H, Wang XW, Yu H. Genetic susceptibility to hepatocellular carcinoma in chromosome 22q13.31, findings of a genome‐wide association study. JGH Open 2021, 5: 1363-1372. PMID: 34950780, PMCID: PMC8674550, DOI: 10.1002/jgh3.12682.Peer-Reviewed Original ResearchNonalcoholic fatty liver diseaseCase-control studyHepatocellular carcinomaSingle nucleotide polymorphismsChronic hepatitis C virus (HCV) infectionHepatitis C virus infectionGenetic susceptibilityC virus infectionLong-term alcohol useFatty liver diseaseUS case-control studyBody mass indexMajor risk factorGenome-wide association studiesHCV infectionCohort studyLiver diseaseCigarette smokingMass indexRisk factorsHCC casesVirus infectionGene-environment interactionsUS populationDisease riskRandomized trial of weight loss on circulating ghrelin levels among breast cancer survivors
Puklin L, Cartmel B, Harrigan M, Lu L, Li FY, Sanft T, Irwin ML. Randomized trial of weight loss on circulating ghrelin levels among breast cancer survivors. Npj Breast Cancer 2021, 7: 49. PMID: 33976224, PMCID: PMC8113314, DOI: 10.1038/s41523-021-00260-6.Peer-Reviewed Original ResearchBreast cancer survivorsBody mass indexCancer survivorsGhrelin levelsLifestyle interventionUsual careWeight lossPg/Higher ghrelin levelsWeight loss interventionLean body massSix-month changesGreater weight lossWeight regainLoss interventionStudy armsMass indexWeight maintenanceBlood biomarkersHormone ghrelinBlood samplesGhrelinBody compositionBody weightBaseline associationsAssociation of Epigenetic Age Acceleration With Risk Factors, Survival, and Quality of Life in Patients With Head and Neck Cancer
Xiao C, Miller AH, Peng G, Levine ME, Conneely KN, Zhao H, Eldridge RC, Wommack EC, Jeon S, Higgins KA, Shin DM, Saba NF, Smith AK, Burtness B, Park HS, Irwin ML, Ferrucci LM, Ulrich B, Qian DC, Beitler JJ, Bruner DW. Association of Epigenetic Age Acceleration With Risk Factors, Survival, and Quality of Life in Patients With Head and Neck Cancer. International Journal Of Radiation Oncology • Biology • Physics 2021, 111: 157-167. PMID: 33882281, PMCID: PMC8802868, DOI: 10.1016/j.ijrobp.2021.04.002.Peer-Reviewed Original ResearchConceptsProgression-free survivalBody mass indexQuality of lifeHigher epigenetic age accelerationTreatment-related symptomsOverall survivalEpigenetic age accelerationRadiation therapyRisk factorsClinical characteristicsNeck cancerAge accelerationWorse overall survivalHuman papilloma virusFaster biological agingAdverse eventsDistant metastasisLifestyle factorsMass indexCancer outcomesBlood biomarkersPapilloma virusFunctional assessmentHigher HRPatientsExamining the effect of obesity-associated gene variants on breast cancer survivors in a randomized weight loss intervention
Nguyen T, Irwin ML, Dewan AT, Cartmel B, Harrigan M, Ferrucci LM, Sanft T, Li F, Lu L, Salinas YD. Examining the effect of obesity-associated gene variants on breast cancer survivors in a randomized weight loss intervention. Breast Cancer Research And Treatment 2021, 187: 487-497. PMID: 33677781, DOI: 10.1007/s10549-021-06151-5.Peer-Reviewed Original ResearchConceptsBreast cancer survivorsUsual care groupWeight loss interventionCancer survivorsLoss interventionCare groupFTO rs9939609Percent body fat changesWeight lossMeaningful weight lossBody fat changesBody mass indexObesity-associated gene FTOObesity-associated gene variantsPercent body fatGreater weight lossLifestyle interventionMass indexTreatment armsIntervention groupBreast cancerBody fatFat changesPurposeOur studyHealthy eating
2015
Weight Gain After Breast Cancer Diagnosis and All-Cause Mortality: Systematic Review and Meta-Analysis
Playdon MC, Bracken MB, Sanft TB, Ligibel JA, Harrigan M, Irwin ML. Weight Gain After Breast Cancer Diagnosis and All-Cause Mortality: Systematic Review and Meta-Analysis. Journal Of The National Cancer Institute 2015, 107: djv275. PMID: 26424778, PMCID: PMC4715249, DOI: 10.1093/jnci/djv275.Peer-Reviewed Original ResearchConceptsBody mass indexBreast cancer-specific mortalityCancer-specific mortalityCause mortalityWeight gainBreast cancer diagnosisBreast cancerStage I-IIIC breast cancerSystematic reviewPrediagnosis body mass indexWomen age 18 yearsPostdiagnosis weight gainCancer diagnosisCause mortality ratesBreast cancer mortalityAge 18 yearsWeb of ScienceCohort studyRecurrence outcomesMass indexCancer mortalityClinical trialsHigh riskMortality rateBody weight
2014
Body mass index, physical activity, and mortality in women diagnosed with ovarian cancer: Results from the Women's Health Initiative
Zhou Y, Chlebowski R, LaMonte MJ, Bea JW, Qi L, Wallace R, Lavasani S, Walsh BW, Anderson G, Vitolins M, Sarto G, Irwin ML. Body mass index, physical activity, and mortality in women diagnosed with ovarian cancer: Results from the Women's Health Initiative. Gynecologic Oncology 2014, 133: 4-10. PMID: 24680584, PMCID: PMC4064800, DOI: 10.1016/j.ygyno.2014.01.033.Peer-Reviewed Original ResearchConceptsWomen's Health InitiativeBody mass indexVigorous-intensity physical activityOvarian cancerPhysical activityHealth initiativesLower riskCause mortalityMass indexSelf-reported physical activityOvarian cancer mortalityModifiable lifestyle factorsProportional hazards regressionPrimary ovarian cancerOvarian cancer diagnosisPostmenopausal womenBaseline visitHazards regressionLifestyle factorsCancer mortalityMortality endpointsSurvival rateMortalityCancerCancer diagnosis
2012
Obesity and endometrial cancer survival: a systematic review
Arem H, Irwin M. Obesity and endometrial cancer survival: a systematic review. International Journal Of Obesity 2012, 37: 634-639. PMID: 22710929, PMCID: PMC3774112, DOI: 10.1038/ijo.2012.94.Peer-Reviewed Original ResearchConceptsEndometrial cancer survivorsDisease-specific mortalityEndometrial cancerCancer survivorsGeneral populationObesity-related mortalityProgression-free survivalEndometrial cancer survivalBody mass indexPopulation of womenHigh mortality rateMagnitude of associationMultivariate adjustmentHealthy womenMass indexProspective studyCancer survivalInclusion criteriaMEDLINE searchMortality rateObesitySystematic reviewSignificant associationMortalityMeSH keywords
2010
Fasting C-Peptide Levels and Death Resulting From All Causes and Breast Cancer: The Health, Eating, Activity, and Lifestyle Study
Irwin ML, Duggan C, Wang CY, Smith AW, McTiernan A, Baumgartner RN, Baumgartner KB, Bernstein L, Ballard-Barbash R. Fasting C-Peptide Levels and Death Resulting From All Causes and Breast Cancer: The Health, Eating, Activity, and Lifestyle Study. Journal Of Clinical Oncology 2010, 29: 47-53. PMID: 21115859, PMCID: PMC3055859, DOI: 10.1200/jco.2010.28.4752.Peer-Reviewed Original ResearchConceptsC-peptide levelsRisk of deathType 2 diabetesBreast cancerHazard ratioLifestyle StudyC-peptideDietary-induced weight lossSerum C-peptideCox regression analysisBody mass indexRegional breast cancerBreast cancer diagnosisMass indexInsulin secretionTreatment strategiesObservational studyEstrogen receptorPhysical activityCancerWeight lossCancer diagnosisCertain subgroupsWomenDeath
2005
Relationship of Obesity and Physical Activity with C-Peptide, Leptin, and Insulin-Like Growth Factors in Breast Cancer Survivors
Irwin ML, McTiernan A, Bernstein L, Gilliland FD, Baumgartner R, Baumgartner K, Ballard-Barbash R. Relationship of Obesity and Physical Activity with C-Peptide, Leptin, and Insulin-Like Growth Factors in Breast Cancer Survivors. Cancer Epidemiology Biomarkers & Prevention 2005, 14: 2881-2888. PMID: 16365005, PMCID: PMC3000615, DOI: 10.1158/1055-9965.epi-05-0185.Peer-Reviewed Original ResearchConceptsInsulin-like growth factorBreast cancer survivorsBody mass indexPhysical activityC-peptideMass indexCancer survivorsInactive breast cancer patientsLow IGF-I levelsIGF-binding protein-3Growth factorHigher C-peptideIIIA breast cancerIGF-I levelsRelationship of obesityLower C-peptideBreast cancer patientsInterview-administered questionnairePhysical activity categoriesBreast cancer prognosisPopulation-based sampleHormones/peptidesLeptin levelsHigher IGFCancer patients
2003
Physical activity levels before and after a diagnosis of breast carcinoma
Irwin ML, Crumley D, McTiernan A, Bernstein L, Baumgartner R, Gilliland FD, Kriska A, Ballard‐Barbash R. Physical activity levels before and after a diagnosis of breast carcinoma. Cancer 2003, 97: 1746-1757. PMID: 12655532, PMCID: PMC3034406, DOI: 10.1002/cncr.11227.Peer-Reviewed Original ResearchConceptsBody mass indexPhysical activityBreast carcinomaIncident breast carcinomaPopulation-based studyRisk of recurrenceTotal physical activitySport physical activityPrediagnosis levelsAdjuvant treatmentPatient ageMass indexType of sportAdverse outcomesDisease stageTime patientsBaseline interviewBody weightPA levelsWeight gainPatientsDiagnosisCarcinomaWomenChemotherapy
2001
Estimation of Energy Expenditure from Physical Activity Measures: Determinants of Accuracy
Irwin M, Ainsworth B, Conway J. Estimation of Energy Expenditure from Physical Activity Measures: Determinants of Accuracy. Obesity 2001, 9: 517-525. PMID: 11557832, DOI: 10.1038/oby.2001.68.Peer-Reviewed Original ResearchConceptsBody fatPA recordsEnergy expenditureOverestimation of EESeven-Day Physical Activity RecallEstimation of EEMen 50 yearsBody mass indexHigher body fatnessPhysical activity levelsPhysical activity measuresPhysical activity recallYears of agePA assessment methodsEstimates of EEMass indexActivity recallBody fatnessBody weightOlder agePA levelsActivity measuresPA behaviorAdditional studiesPA measuresPhysical Activity, Physical Fitness, and Framingham 10-Year Risk Score: The Cross-Cultural Activity Participation Study
LaMonte M, Durstine J, Addy C, Irwin M, Ainsworth B. Physical Activity, Physical Fitness, and Framingham 10-Year Risk Score: The Cross-Cultural Activity Participation Study. Journal Of Cardiopulmonary Rehabilitation And Prevention 2001, 21: 63-70. PMID: 11314285, DOI: 10.1097/00008483-200103000-00001.Peer-Reviewed Original ResearchConceptsModerate-intensity physical activityBody mass indexPhysical activityRisk scorePhysical fitnessSymptom-limited maximal treadmill exercise testCoronary heart disease morbidityMaximal treadmill exercise testHealthy middle-aged womenHigh physical activity groupCHD risk estimateHormone replacement statusFramingham risk scoreHeart disease morbidityPhysical activity groupTreadmill exercise testCross-Cultural Activity Participation StudyIntensity physical activityHigh fitness categoriesPhysical activity recordsMiddle-aged womenLack of associationCross-sectional analysisHigher fitness levelsBlood pressure