Featured Publications
Daytime symptom trajectories among adults with stable heart failure and insomnia: evidence from a randomised controlled trial of cognitive behavioural therapy for insomnia
Conley S, Jeon S, Wang Z, Tocchi C, Linsky S, O'Connell M, Redeker N. Daytime symptom trajectories among adults with stable heart failure and insomnia: evidence from a randomised controlled trial of cognitive behavioural therapy for insomnia. Journal Of Sleep Research 2023, 33: e14058. PMID: 37933085, DOI: 10.1111/jsr.14058.Peer-Reviewed Original ResearchStable heart failureHeart failureSelf-management groupSymptom trajectoriesCognitive behavioral therapyBehavioral therapyHigher body mass indexGroup-based trajectory modellingHigh symptom burdenHealth-related qualityBody mass indexTrial of CBTFunctional performanceSelf-management interventionsBaseline characteristicsSymptom burdenMass indexBaseline fatigueGroup AHigher oddsSleep characteristicsInsomnia severityGroup DPhysical symptomsInsomniaTrajectory of self-care in people with stable heart failure and insomnia after two self-care interventions
Conley S, Jeon S, Andrews L, Breazeale S, Hwang Y, O'Connell M, Linsky S, Redeker N. Trajectory of self-care in people with stable heart failure and insomnia after two self-care interventions. Patient Education And Counseling 2022, 105: 3487-3493. PMID: 36088189, DOI: 10.1016/j.pec.2022.09.001.Peer-Reviewed Original ResearchConceptsStable heart failureSelf-care interventionsHeart failureSevere baseline fatigueSelf-care supportSelf-care educationSelf-care groupEffects of CBTCognitive behavioral therapyGroup-based trajectory modelingBaseline fatigueEfficacious interventionsHealthcare providersSecondary analysisInsomniaBehavioral therapySelf-CareChi-squareDemographic characteristicsInterventionT-testFunctional performanceAdultsTrajectory modelingFailureSymptom Cluster Profiles Among Adults with Insomnia and Heart Failure
Conley S, Jeon S, Breazeale S, O’Connell M, Hollenbeak CS, Jacoby D, Linsky S, Yaggi HK, Redeker NS. Symptom Cluster Profiles Among Adults with Insomnia and Heart Failure. Behavioral Sleep Medicine 2022, 21: 150-161. PMID: 35388730, PMCID: PMC9537348, DOI: 10.1080/15402002.2022.2060226.Peer-Reviewed Original ResearchConceptsHigh symptom burdenHeart failureSymptom burdenSleep characteristicsLower symptom burdenChronic heart failureStable heart failureBody mass indexTreatment of insomniaStudy of insomniaHigh symptom profileCognitive behavioral therapyBeta blockersClinical characteristicsDaytime symptomsMass indexSevere insomniaSingle symptomInsomnia severitySymptom profilesInsomniaSymptom clustersBehavioral therapyHigher symptomsSymptomsCognitive behavioral therapy for insomnia has sustained effects on insomnia, fatigue, and function among people with chronic heart failure and insomnia: the HeartSleep Study
Redeker NS, Yaggi HK, Jacoby D, Hollenbeak CS, Breazeale S, Conley S, Hwang Y, Iennaco J, Linsky S, Nwanaji-Enwerem U, O’Connell M, Jeon S. Cognitive behavioral therapy for insomnia has sustained effects on insomnia, fatigue, and function among people with chronic heart failure and insomnia: the HeartSleep Study. Sleep 2021, 45: zsab252. PMID: 34657160, PMCID: PMC8754495, DOI: 10.1093/sleep/zsab252.Peer-Reviewed Original ResearchConceptsChronic heart failureSix-minute walk distanceStable heart failureHeart failureInsomnia severityWalk distanceSleep characteristicsSelf-reported sleep latencyGeneral linear mixed modelSelf-reported sleep characteristicsMonths of treatmentSelf-management educationSelf-management programSleep hygiene educationCognitive behavioral therapyEjection fractionPrimary outcomeDaytime symptomsExcessive daytimePhysical functionDaytime sleepinessSleep latencyMild insomniaSleep qualitySleep efficiencyRest-activity rhythms, daytime symptoms, and functional performance among people with heart failure
Jeon S, Conley S, Redeker NS. Rest-activity rhythms, daytime symptoms, and functional performance among people with heart failure. Chronobiology International 2020, 37: 1223-1234. PMID: 32588662, PMCID: PMC7529895, DOI: 10.1080/07420528.2020.1779280.Peer-Reviewed Original ResearchConceptsRest-activity rhythmStable heart failureHeart failureDaytime symptomsCircadian quotientPoorer New York Heart Association classNew York Heart Association classHF disease management programFunctional performanceBetter NYHA classChronic heart failureMinute walk testDisease management programsLess sleep fragmentationHF independentUnattended polysomnographyNYHA classGreater comorbidityAssociation classWalk testIntra-daily variabilityFunctional outcomePhysical functionPoor functionSleep fragmentationDiscrepancy between wrist‐actigraph and polysomnographic measures of sleep in patients with stable heart failure and a novel approach to evaluating discrepancy
Jeon S, Conley S, Redeker NS. Discrepancy between wrist‐actigraph and polysomnographic measures of sleep in patients with stable heart failure and a novel approach to evaluating discrepancy. Journal Of Sleep Research 2018, 28: e12717. PMID: 29943403, PMCID: PMC6309769, DOI: 10.1111/jsr.12717.Peer-Reviewed Original ResearchConceptsPoor sleep qualityTotal sleep timeHeart failurePolysomnographic measuresSleep qualitySleep measuresSleep timeHeart failure disease management programsMotor activityDaytime motor activityStable heart failureShorter total sleep timeCross-sectional studyPoor sleep efficiencyImportance of agingDisease management programsOlder patientsBland-Altman plotsSevere insomniaRisk factorsClinical dataIntra-class correlationSleep characteristicsSleep efficiencyWrist actigraphyEffects of Cognitive Behavioral Therapy for Insomnia on Sleep-Related Cognitions Among Patients With Stable Heart Failure
Redeker NS, Jeon S, Andrews L, Cline J, Mohsenin V, Jacoby D. Effects of Cognitive Behavioral Therapy for Insomnia on Sleep-Related Cognitions Among Patients With Stable Heart Failure. Behavioral Sleep Medicine 2017, 17: 342-354. PMID: 28745520, PMCID: PMC5904007, DOI: 10.1080/15402002.2017.1357120.Peer-Reviewed Original ResearchConceptsEffects of CBTHF patientsSleep disturbance questionnaireCognitive behavioral therapySleep-related cognitionsStable New York Heart Association class IINew York Heart Association class IIInsomnia severityChronic heart failure patientsBehavioral therapyPittsburgh Sleep Quality IndexHigh symptom burdenStable heart failureHeart failure patientsSleep Quality IndexImproved sleep qualityInsomnia Severity IndexSelf-reported fatigueDysfunctional sleep-related cognitionsSymptom burdenFailure patientsHeart failureMixed-effects modelingSleep latencyPoor sleepSleep Disturbance, Daytime Symptoms, and Functional Performance in Patients With Stable Heart Failure
Jeon S, Redeker NS. Sleep Disturbance, Daytime Symptoms, and Functional Performance in Patients With Stable Heart Failure. Nursing Research 2016, 65: 259-267. PMID: 27362512, PMCID: PMC4930009, DOI: 10.1097/nnr.0000000000000169.Peer-Reviewed Original ResearchConceptsSelf-reported functional performanceStable heart failureDaytime symptomsHeart failureSleep disturbancesNew York Heart Association class ISix-minute walk testFunctional performanceRespiratory disturbance indexPoorer functional performanceHF patientsSymptom burdenWalk testRespiratory indexObservational studySleep qualityInsomnia symptomsAmbulatory polysomnographyPatientsSecondary analysisSymptomsClass IDisturbance indexExploratory regression analysisRegression analysis
2024
0722 Clinical, Demographic, Functional, and Symptom Correlates of COMISA in Stable Heart Failure
LaFleur K, Jeon S, Wang Z, Conley S, Redeker N. 0722 Clinical, Demographic, Functional, and Symptom Correlates of COMISA in Stable Heart Failure. Sleep 2024, 47: a309-a309. DOI: 10.1093/sleep/zsae067.0722.Peer-Reviewed Original ResearchApnea-hypopnea indexHeart failureNormal sleepSleep-disordered breathingStable chronic HFStable heart failureHypopnea indexDisordered breathingChronic HFDemographic characteristicsObjective sleep characteristicsStable HFCOMISAObservational studyStudy of sleepSymptom correlationMaintaining sleepSleep characteristicsChi-squareSleepSecondary analysisInsomniaNormal sleepersSymptomsRisk
2023
Costs and Resource Utilization of People with Stable Heart Failure and Insomnia: Evidence from a Randomized Trial of Cognitive Behavioral Therapy for Insomnia
Hollenbeak C, Jeon S, Connell M, Conley S, Yaggi H, Redeker N. Costs and Resource Utilization of People with Stable Heart Failure and Insomnia: Evidence from a Randomized Trial of Cognitive Behavioral Therapy for Insomnia. Behavioral Sleep Medicine 2023, 22: 263-274. PMID: 37530117, PMCID: PMC10834836, DOI: 10.1080/15402002.2023.2241589.Peer-Reviewed Original ResearchSelf-management groupChronic heart failureHeart failureOutpatient visitsStable chronic heart failureCBT-I groupHalf of patientsStable heart failureEmergency department visitsPhysician office visitsSelf-management educationEffects of CBTCognitive behavioral therapyImpact of CBTUsual careDepartment visitsMultivariable analysisOffice visitsInpatient admissionsInpatient hospitalizationClinical trialsInsomnia symptomsHealthcare costsPatientsUnivariate comparisonsEE110 Costs and Resource Utilization of People with Stable Heart Failure and Insomnia: Evidence from a Randomized Trial
Hollenbeak C, Jeon S, O'Connell M, Conley S, Yaggi H, Redeker N. EE110 Costs and Resource Utilization of People with Stable Heart Failure and Insomnia: Evidence from a Randomized Trial. Value In Health 2023, 26: s79-s80. DOI: 10.1016/j.jval.2023.03.414.Peer-Reviewed Original Research0395 Effects of Insomnia and Rest-Activity on Hospitalizations and Emergency Department Visits in People with Stable Heart Failure
Jeon S, Conley S, Hollenbeak C, O’Connell M, Yaggi H, Jacoby D, Wang Z, Tocchi C, Redeker N. 0395 Effects of Insomnia and Rest-Activity on Hospitalizations and Emergency Department Visits in People with Stable Heart Failure. Sleep 2023, 46: a175-a175. DOI: 10.1093/sleep/zsad077.0395.Peer-Reviewed Original ResearchRest-activity rhythmED visitsHeart failureRisk factorsInsomnia Severity IndexHazard ratioEffects of insomniaInsomnia severityNew York Heart Association classDate of hospitalizationClinical risk factorsStable heart failureEmergency department visitsRandomized clinical trialsSelf-management educationAvailable medical recordsProportional hazards modelCognitive behavioral therapyGreater comorbidityHF patientsHigher insomnia severityCardiac eventsEarly hospitalizationFirst hospitalizationFrequent hospitalizations0326 Symptom trajectories in adults with stable heart failure and insomnia: Evidence from a randomized controlled trial of CBT-I
Conley S, Jeon S, Wang Z, Tocchi C, Linsky S, O'Connell M, Redeker N. 0326 Symptom trajectories in adults with stable heart failure and insomnia: Evidence from a randomized controlled trial of CBT-I. Sleep 2023, 46: a145-a145. DOI: 10.1093/sleep/zsad077.0326.Peer-Reviewed Original ResearchHeart failureSelf-management educationSymptom trajectoriesDaytime symptomsStable chronic heart failureCBT-I groupChronic heart failureStable heart failureTrial of CBTCognitive behavioral therapyGroup-based trajectory modelingConclusions Most participantsSymptom improvementDaytime sleepinessBaseline fatigueRetrospective analysisHigher oddsIndividual symptomsSymptom profilesPhysical symptomsSustained effectPsychological symptomsSymptomsSymptom clustersBehavioral therapy
2022
Sleep Characteristics, Mood, Somatic Symptoms, and Self-Care Among People With Heart Failure and Insomnia
Breazeale S, Jeon S, Hwang Y, O’Connell M, Nwanaji-Enwerem U, Linsky S, Yaggi HK, Jacoby DL, Conley S, Redeker NS. Sleep Characteristics, Mood, Somatic Symptoms, and Self-Care Among People With Heart Failure and Insomnia. Nursing Research 2022, 71: 189-199. PMID: 35149627, PMCID: PMC9038676, DOI: 10.1097/nnr.0000000000000585.Peer-Reviewed Original ResearchConceptsSelf-care maintenanceStable heart failureSelf-care confidenceVentricular ejection fractionHeart failureChronic insomniaSleep characteristicsSomatic symptomsClinical factorsEjection fractionLeft ventricular ejection fractionChronic heart failureSelf-care behaviorsPoor sleep characteristicsSymptoms of anxietyCross-sectional designSleep disturbancesSingle symptomWhite raceHigh riskCombined associationsInsomnia severityInsomniaSymptomsHealthcare needs
2020
Day-to-day Relationships between Physical Activity and Sleep Characteristics among People with Heart Failure and Insomnia
Ash G, Jeon S, Conley S, Knies AK, Yaggi HK, Jacoby D, Hollenbeak CS, Linsky S, O’Connell M, Redeker NS. Day-to-day Relationships between Physical Activity and Sleep Characteristics among People with Heart Failure and Insomnia. Behavioral Sleep Medicine 2020, 19: 602-614. PMID: 33048589, PMCID: PMC8496686, DOI: 10.1080/15402002.2020.1824918.Peer-Reviewed Original ResearchConceptsNext-day physical activityHeart failureTotal sleep timePhysical activityCounts/minuteSleep characteristicsSleep timeSleep variablesNYHA class IIAdvanced heart failureStable heart failureDaytime physical activityBody mass indexCommunity-dwelling adultsWrist actigraphy recordingsCognitive behavioral therapyNYHA classHF classMass indexSleep improvementActigraphy recordingsLong sleepBehavioral therapyClass IIInsomniaEmpagliflozin in Heart Failure
Griffin M, Rao VS, Ivey-Miranda J, Fleming J, Mahoney D, Maulion C, Suda N, Siwakoti K, Ahmad T, Jacoby D, Riello R, Bellumkonda L, Cox Z, Collins S, Jeon S, Turner JM, Wilson FP, Butler J, Inzucchi SE, Testani JM. Empagliflozin in Heart Failure. Circulation 2020, 142: 1028-1039. PMID: 32410463, PMCID: PMC7521417, DOI: 10.1161/circulationaha.120.045691.Peer-Reviewed Original ResearchConceptsSodium-glucose cotransporter 2 inhibitorsCotransporter 2 inhibitorsNeurohormonal activationHeart failureRenal dysfunctionBlood volumeHeart failure-related outcomesPlacebo-controlled crossover studyType 2 diabetes mellitusProximal tubular siteHeart failure outcomesStable heart failureUrinary glucose excretionUric acid levelsElectrolyte wastingEmpagliflozin monotherapyOral empagliflozinPlacebo periodStudy drugGlucose excretionNatriuretic effectPotassium wastingTubular sitesDiabetes mellitusFractional excretionPerceived Stress, Subjective, and Objective Symptoms of Disturbed Sleep in Men and Women with Stable Heart Failure
Gaffey AE, Jeon S, Conley S, Jacoby D, Ash GI, Yaggi HK, O’Connell M, Linsky SJ, Redeker NS. Perceived Stress, Subjective, and Objective Symptoms of Disturbed Sleep in Men and Women with Stable Heart Failure. Behavioral Sleep Medicine 2020, 19: 363-377. PMID: 32394733, PMCID: PMC7658015, DOI: 10.1080/15402002.2020.1762601.Peer-Reviewed Original ResearchConceptsDysfunctional beliefsCognitive abilitiesMental healthCognitive behavioral therapySymptom severitySleep disturbance questionnaireSleep disturbancesHF patientsSelf-reported sleep disturbanceHeart failurePerceived Stress ScaleBehavioral therapyInsomnia Severity IndexPerceived stressStress ScaleBaseline stressPittsburgh Sleep Quality IndexDisturbance QuestionnaireLower symptomsSleep Quality IndexNew York Heart Association classification ISF-36 mental healthSleep-related characteristicsStable heart failureSleep Scale
2019
Daytime and Nighttime Sleep Characteristics and Pain Among Adults With Stable Heart Failure.
Conley S, Feder SL, Jeon S, Redeker NS. Daytime and Nighttime Sleep Characteristics and Pain Among Adults With Stable Heart Failure. The Journal Of Cardiovascular Nursing 2019, 34: 390-398. PMID: 31365442, PMCID: PMC6690780, DOI: 10.1097/jcn.0000000000000593.Peer-Reviewed Original ResearchConceptsPoor sleep qualityHeart failureSleep medicationSleep characteristicsDaytime sleepinessSleep qualitySleep durationSelf-reported poor sleep qualityPittsburgh Sleep Quality IndexMore sleep medicationsStable heart failureBodily pain scaleSleep Quality IndexCross-sectional studyPresence of insomniaLong sleep durationNighttime sleep characteristicsSpecific sleep characteristicsSleep Habits QuestionnaireNocturnal sleep characteristicsPain scaleSymptom burdenMore painSleep disturbancesInsomnia symptoms
2018
Effects of Cognitive Behavioral Therapy for Insomnia on Sleep, Symptoms, Stress, and Autonomic Function Among Patients With Heart Failure
Redeker NS, Conley S, Anderson G, Cline J, Andrews L, Mohsenin V, Jacoby D, Jeon S. Effects of Cognitive Behavioral Therapy for Insomnia on Sleep, Symptoms, Stress, and Autonomic Function Among Patients With Heart Failure. Behavioral Sleep Medicine 2018, 18: 190-202. PMID: 30461315, PMCID: PMC6529289, DOI: 10.1080/15402002.2018.1546709.Peer-Reviewed Original ResearchConceptsUrinary free cortisolHeart failureAutonomic functionCognitive behavioral therapyFree cortisolSleep characteristicsSleep-related cognitionsBehavioral therapyChronic heart failureStable heart failureSleep-related symptomsHypothalamic-pituitary axisStable class IISelf-reported insomnia severityEffects of CBTFunctional performanceDaytime symptomsPituitary axisSleep disturbancesSleep interventionsWrist actigraphySleep durationInsomnia severityBiomarkers of stressRatio of days0381 Cognitive Impairment Mediates The Relationship between Insomnia and Emotional Wellbeing among Patients with Stable Heart Failure
Jeon S, Conley S, Yaggi K, Jacoby D, Hollenbeak C, O’Connell M, Linsky S, Gaiser E, Richardson P, Mathew B, Kelly-Hauser J, Redeker N. 0381 Cognitive Impairment Mediates The Relationship between Insomnia and Emotional Wellbeing among Patients with Stable Heart Failure. Sleep 2018, 41: a145-a146. DOI: 10.1093/sleep/zsy061.380.Peer-Reviewed Original Research