2022
Physical Activity Among Patients With Intracardiac Remote Monitoring Devices Before, During, and After COVID-19–Related Restrictions
Lu Y, Jones PW, Murugiah K, Caraballo C, Massey DS, Mahajan S, Ahmed R, Bader EM, Krumholz HM. Physical Activity Among Patients With Intracardiac Remote Monitoring Devices Before, During, and After COVID-19–Related Restrictions. Journal Of The American College Of Cardiology 2022, 79: 309-310. PMID: 35057917, PMCID: PMC8763290, DOI: 10.1016/j.jacc.2021.11.010.Peer-Reviewed Original Research
2021
The association of neighborhood walkability with health outcomes in older adults after acute myocardial infarction: The SILVER-AMI study
Roy B, Hajduk AM, Tsang S, Geda M, Riley C, Krumholz HM, Chaudhry SI. The association of neighborhood walkability with health outcomes in older adults after acute myocardial infarction: The SILVER-AMI study. Preventive Medicine Reports 2021, 23: 101391. PMID: 34040930, PMCID: PMC8141908, DOI: 10.1016/j.pmedr.2021.101391.Peer-Reviewed Original ResearchAcute myocardial infarctionSILVER-AMI StudyPhysical activityMental healthMyocardial infarctionNeighborhood walkabilityOlder adultsHealth outcomesSocial supportCommunity-Living AdultsSecondary outcomesCoronary diseasePrimary outcomeSF-12Longitudinal cohortPhysical therapyAdjusted modelSurvival timeBetter outcomesGreater walkabilitySurvival analysisMobility limitationsPhysical healthOutcomesAdults
2019
P573Effects of mobile text messaging on glycemic control in patients with coronary heart disease and diabetes mellitus: a randomized controlled trial
Huo X, Krumholz H, Bai X, Spatz E, Ding Q, Horak P, Zhao W, Gong Q, Yan X, Wu X, Li J, Li X, Spertus J, Masoudi F, Zheng X. P573Effects of mobile text messaging on glycemic control in patients with coronary heart disease and diabetes mellitus: a randomized controlled trial. European Heart Journal 2019, 40: ehz747.0184. DOI: 10.1093/eurheartj/ehz747.0184.Peer-Reviewed Original ResearchCoronary heart diseaseIntervention groupPhysical activityControl groupGlycemic controlHeart diseaseBaseline 6 monthsHigh-risk patientsText messaging programsSecondary outcome analysisMobile health interventionsText message programMean change differenceBP controlGlycemic hemoglobinHbA1c levelsLifestyle modificationUsual careDiabetes mellitusFamily Planning CommissionPrimary outcomeLifestyle recommendationsMonth followRisk factorsClinical trialsEffects of Mobile Text Messaging on Glycemic Control in Patients With Coronary Heart Disease and Diabetes Mellitus
Huo X, Krumholz HM, Bai X, Spatz ES, Ding Q, Horak P, Zhao W, Gong Q, Zhang H, Yan X, Sun Y, Liu J, Wu X, Guan W, Wang X, Li J, Li X, Spertus JA, Masoudi FA, Zheng X. Effects of Mobile Text Messaging on Glycemic Control in Patients With Coronary Heart Disease and Diabetes Mellitus. Circulation Cardiovascular Quality And Outcomes 2019, 12: e005805. PMID: 31474119, DOI: 10.1161/circoutcomes.119.005805.Peer-Reviewed Original ResearchMeSH KeywordsAgedAsian PeopleBiomarkersBlood GlucoseChinaCoronary DiseaseCulturally Competent CareDiabetes MellitusExerciseFemaleGlycated HemoglobinHealth CommunicationHealthy LifestyleHumansHypoglycemic AgentsMaleMedication AdherenceMiddle AgedMotivationPatient Education as TopicRisk Reduction BehaviorSelf CareSingle-Blind MethodTelemedicineText MessagingTime FactorsTreatment OutcomeConceptsCoronary heart diseaseHeart diseaseGlycemic controlIntervention groupUsual careDiabetes mellitusBlood glucosePhysical activityControl groupText message-based interventionBlood pressure controlProportion of patientsRisk factor managementGood glycemic controlSystolic blood pressureBody mass indexText messaging programsText message interventionMobile health interventionsSecondary outcomesBlood pressurePrimary outcomeLDL cholesterolMass indexMedication adherenceEffect of Text Messaging on Risk Factor Management in Patients With Coronary Heart Disease
Zheng X, Spatz ES, Bai X, Huo X, Ding Q, Horak P, Wu X, Guan W, Chow CK, Yan X, Sun Y, Wang X, Zhang H, Liu J, Li J, Li X, Spertus JA, Masoudi FA, Krumholz HM. Effect of Text Messaging on Risk Factor Management in Patients With Coronary Heart Disease. Circulation Cardiovascular Quality And Outcomes 2019, 12: e005616. PMID: 30998400, DOI: 10.1161/circoutcomes.119.005616.Peer-Reviewed Original ResearchMeSH KeywordsAgedAsian PeopleBlood PressureChinaCoronary DiseaseCulturally Competent CareFemaleHealth Knowledge, Attitudes, PracticeHumansMaleMiddle AgedPatient Education as TopicRisk AssessmentRisk FactorsSecondary PreventionSingle-Blind MethodTelemedicineText MessagingTime FactorsTreatment OutcomeConceptsCoronary heart diseaseSystolic blood pressureBody mass indexBlood pressureHeart diseaseSecondary preventionIntervention groupPhysical activityEnd pointSmoking statusMass indexControl groupPrimary end pointRisk factor controlSecondary end pointsRisk factor managementLDL-C levelsDisease-specific knowledgeMobile phone textMobile health technologyUsual careDiabetes mellitusMedication adherenceRisk factorsFactor management
2017
Design and rationale of the Cardiovascular Health and Text Messaging (CHAT) Study and the CHAT-Diabetes Mellitus (CHAT-DM) Study: two randomised controlled trials of text messaging to improve secondary prevention for coronary heart disease and diabetes
Huo X, Spatz ES, Ding Q, Horak P, Zheng X, Masters C, Zhang H, Irwin ML, Yan X, Guan W, Li J, Li X, Spertus JA, Masoudi FA, Krumholz HM, Jiang L. Design and rationale of the Cardiovascular Health and Text Messaging (CHAT) Study and the CHAT-Diabetes Mellitus (CHAT-DM) Study: two randomised controlled trials of text messaging to improve secondary prevention for coronary heart disease and diabetes. BMJ Open 2017, 7: e018302. PMID: 29273661, PMCID: PMC5778311, DOI: 10.1136/bmjopen-2017-018302.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overBlood PressureChinaCoronary DiseaseDiabetes Mellitus, Type 1Diabetes Mellitus, Type 2ExerciseFemaleGlycated HemoglobinHumansLife StyleMaleMedication AdherenceMiddle AgedMotivationResearch DesignRisk FactorsSecondary PreventionSelf CareSingle-Blind MethodTelemedicineText MessagingYoung AdultConceptsSystolic blood pressureBody mass indexTrials of textProportion of patientsMedication adherencePhysical activitySecondary outcomesPrimary outcomeSmoking cessationCardiovascular healthMellitus StudySecondary coronary heart disease preventionCoronary heart disease preventionLow-density lipoprotein cholesterolUsual scientific forumsBlood pressure controlRisk factor managementHeart disease preventionCoronary heart diseaseMobile health interventionsInstitutional review boardUniversity Institutional Review BoardBehavioral skills modelText messagingBehavioral change techniques
2016
Gender differences in physical activity following acute myocardial infarction in adults: A prospective, observational study
Minges KE, Strait KM, Owen N, Dunstan DW, Camhi SM, Lichtman J, Geda M, Dreyer RP, Bueno H, Beltrame JF, Curtis JP, Krumholz HM. Gender differences in physical activity following acute myocardial infarction in adults: A prospective, observational study. European Journal Of Preventive Cardiology 2016, 24: 192-203. PMID: 27885060, DOI: 10.1177/2047487316679905.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAustraliaCardiac RehabilitationChi-Square DistributionExerciseExercise TherapyFemaleHealth BehaviorHealth Knowledge, Attitudes, PracticeHumansMaleMiddle AgedMyocardial InfarctionOdds RatioPatient ComplianceProspective StudiesRisk FactorsSex FactorsSpainTime FactorsTreatment OutcomeUnited StatesYoung AdultConceptsAcute myocardial infarctionPost-acute myocardial infarctionMyocardial infarctionPhysical activityRegular physical activity participationYoung AMI Patients (VIRGO) studyPhysical activity recommendationsAmerican Heart AssociationPhysical activity trajectoriesNon-white raceMyocardial infarction recoveryPhysical activity participationGender differencesHospital dischargeHeart AssociationLifestyle behaviorsActivity recommendationsObservational studyInfarctionAustralian hospitalsTargeted interventionsOne monthPatientsTime pointsLonger duration
2010
Patterns of moderate and vigorous physical activity in obese and overweight compared with non‐overweight children
DORSEY KB, HERRIN J, KRUMHOLZ HM. Patterns of moderate and vigorous physical activity in obese and overweight compared with non‐overweight children. Pediatric Obesity 2010, 6: e547-e555. PMID: 20883127, PMCID: PMC3815589, DOI: 10.3109/17477166.2010.490586.Peer-Reviewed Original ResearchConceptsVigorous physical activityOW/OBNon-overweight childrenMVPA boutsPhysical activityGreater body mass index z-scoreVPA boutsOW/OB groupBody mass index z-scoreMean daily MVPANon-overweight groupLess physical activityIndex z-scoreMinutes of MVPANon-overweight peersObese childrenObese participantsOverweight childrenOB groupDaily MVPASustained MVPADistinct patternsOB participantsMVPAConsecutive boutsDo Self- or Parent-Reported Dietary, Physical Activity, and Sedentary Behaviors Predict Worsening Obesity in Children?
Dorsey KB, Mauldon M, Magraw R, Yu S, Krumholz HM. Do Self- or Parent-Reported Dietary, Physical Activity, and Sedentary Behaviors Predict Worsening Obesity in Children? The Journal Of Pediatrics 2010, 157: 566-571. PMID: 20542293, PMCID: PMC2936814, DOI: 10.1016/j.jpeds.2010.04.062.Peer-Reviewed Original ResearchConceptsBMI z-scoreRisk factorsZ-scoreFamily historySedentary behaviorPhysical activityRisk behaviorsRoutine healthcare visitsPhysical activity behaviorHealthcare visitsObese patientsDiabetes mellitusObese childrenAcanthosis nigricansMedical recordsPediatric cliniciansBMI valuesObesityRandom effects regression analysisGreater riskActivity behaviorOverweightPatientsRegression analysisVisits
2009
The Utility of Shorter Epochs in Direct Motion Monitoring
Dorsey K, Herrin J, Krumholz H, Irwin M. The Utility of Shorter Epochs in Direct Motion Monitoring. Research Quarterly For Exercise And Sport 2009, 80: 460-468. PMID: 19791632, PMCID: PMC3152374, DOI: 10.1080/02701367.2009.10599584.Peer-Reviewed Original Research
2000
Role of Exercise Stress Testing and Safety Monitoring for Older Persons Starting an Exercise Program
Gill TM, DiPietro L, Krumholz HM. Role of Exercise Stress Testing and Safety Monitoring for Older Persons Starting an Exercise Program. JAMA 2000, 284: 342-349. PMID: 10891966, DOI: 10.1001/jama.284.3.342.Peer-Reviewed Original ResearchConceptsExercise stress testingAdverse cardiac eventsExercise programOlder personsCardiac eventsStress testingPhysical activityRoutine exercise stress testingSedentary older personsSymptomatic cardiovascular diseasePharmacological stress testingCurrent physician practiceRelative exercise intensityMajority of personsUnproven benefitPhysical functionCurrent guidelinesCardiovascular diseaseExercise intensityPhysician practicesSafety monitoringRiskExercisePersonsTesting