Featured Publications
Sleep-related predictors of cognition among adults with chronic insomnia and heart failure enrolled in a randomized controlled trial of cognitive behavioral therapy for insomnia.
Redeker N, Conley S, O'Connell M, Geer J, Yaggi H, Jeon S. Sleep-related predictors of cognition among adults with chronic insomnia and heart failure enrolled in a randomized controlled trial of cognitive behavioral therapy for insomnia. Journal Of Clinical Sleep Medicine 2023, 19: 1073-1081. PMID: 36740924, PMCID: PMC10235706, DOI: 10.5664/jcsm.10498.Peer-Reviewed Original ResearchConceptsChronic heart failureCognitive behavioral therapyHeart failureGroup time effectsRest-activity rhythmBehavioral therapyChronic insomniaCBT-I groupSelf-reported cognitive functionProportion of participantsTrial of CBTQuality of lifeSelf-management strategiesGroup-based CBTWalk distanceSleep apneaChronic illnessWrist actigraphyCognitive impairmentInsomniaTherapyCognitive functionMinute walkSelf-reported cognitive abilitiesBaseline cognitionRest-activity rhythms predict time to hospitalizations and emergency department visits among participants in a randomized control of adults with heart failure and insomnia
Jeon S, Conley S, Hollenbeak C, O'Connell M, Wang Z, Tocchi C, Redeker N. Rest-activity rhythms predict time to hospitalizations and emergency department visits among participants in a randomized control of adults with heart failure and insomnia. Sleep Medicine 2023, 108: 1-7. PMID: 37301192, PMCID: PMC10336725, DOI: 10.1016/j.sleep.2023.05.019.Peer-Reviewed Original ResearchConceptsRest-activity rhythmED visitsHeart failureEmergency departmentCircadian quotientEarly hospitalizationWrist actigraphyEarly ED visitsChronic heart failureLow ejection fractionFirst cardiac eventCox proportional hazardsEffects of insomniaCognitive behavioral therapyComposite eventsNYHA classHF patientsCardiac eventsCPAP useSevere painEjection fractionMale sexSevere insomniaHospitalizationInsomnia severitySymptom 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 fragmentation
2024
0741 Effects of Light Exposure on Sleep, Rest-Activity Rhythms, and Cognitive Function in Adults with Heart Failure
Wang Z, Jeon S, Conley S, LaFleur K, Redeker N. 0741 Effects of Light Exposure on Sleep, Rest-Activity Rhythms, and Cognitive Function in Adults with Heart Failure. Sleep 2024, 47: a317-a318. DOI: 10.1093/sleep/zsae067.0741.Peer-Reviewed Original ResearchRest-activity rhythmHeart failureCircadian quotientCognitive functionAUC ratioInter-daily stabilityPVT lapsesSleep efficiencyRandomized controlled trial of cognitive behavioral therapyTrial of cognitive behavioral therapyChronic heart failureCognitive behavioral therapyMeasure cognitive functionIntra-daily variabilityImprove HF outcomesTotal sleep timeRandomized controlled trialsImproved sleep efficiencyInfluence sleep qualityCircadian rhythm disruptionBehavioral therapyHF outcomesPsychomotor vigilance taskSleep qualityVigilance task
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 comparisons0326 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
Correlates of cognition among people with chronic heart failure and insomnia
Geer JH, Jeon S, O’Connell M, Linsky S, Conley S, Hollenbeak CS, Jacoby D, Yaggi HK, Redeker NS. Correlates of cognition among people with chronic heart failure and insomnia. Sleep And Breathing 2022, 27: 1287-1296. PMID: 36214945, PMCID: PMC10084469, DOI: 10.1007/s11325-022-02716-w.Peer-Reviewed Original ResearchConceptsChronic heart failureHigher body mass indexHeart failureBody mass indexQuality of lifeMass indexDaytime sleepinessNew York Heart Association class ICognitive impairmentSignificant risk factorsNon-white raceSelf-reported cognitive impairmentInsomnia Severity IndexSleep disturbance questionnaireCross-sectional analysisCognitive behavioral therapyFrequency of lapsesMedical comorbiditiesCommon comorbiditiesClinical factorsEjection fractionPulmonary diseaseMultivariable analysisRisk factorsSleep characteristicsSleep 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
2021
342 CBT-I Has Sustained Effects on Insomnia Versus Heart-Failure Self-Management Education among Adults with Chronic Heart Failure
Redeker N, Bessette A, Breazeale S, Conley S, Hollenbeak C, Hwang Y, Iannacco J, Jacoby D, Kelly-Hauser J, Linsky S, Moemeka L, Nwanaji-Enwerem U, O’Connell M, Yaggi H, Jeon S. 342 CBT-I Has Sustained Effects on Insomnia Versus Heart-Failure Self-Management Education among Adults with Chronic Heart Failure. Sleep 2021, 44: a136-a137. DOI: 10.1093/sleep/zsab072.341.Peer-Reviewed Original ResearchChronic heart failurePittsburgh Sleep Quality IndexHeart failureSleep apneaSleep disturbance questionnaireHS groupInsomnia severityStable chronic heart failureContinuous positive airway pressureSelf-reported sleep durationCBT-I interventionPoor daytime functionMild sleep apneaPositive airway pressureSleep-related cognitionsSleep Quality IndexModerate-severe insomniaCognitive behavioral therapyAirway pressureDaytime symptomsDaytime functionClinical insomniaSleep ScaleMild insomniaSleep quality
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 days0881 Insomnia Is Related To Self-care In People With Stable Heart Failure
Conley S, Jeon S, Yaggi H, Jacoby D, Hollenbeak C, O’Connell M, Linsky S, Darden J, Gaiser E, Kelly-Hauser J, Matthew B, Richardson P, Redeker N. 0881 Insomnia Is Related To Self-care In People With Stable Heart Failure. Sleep 2018, 41: a327-a328. DOI: 10.1093/sleep/zsy061.880.Peer-Reviewed Original ResearchSelf-care maintenanceInsomnia Severity IndexPittsburgh Sleep Quality IndexStable heart failureHeart failureEpworth Sleepiness ScaleSleep disturbance questionnaireCognitive behavioral therapySleep characteristicsSleep-related cognitionsInsomnia severityStable chronic heart failureBehavioral therapyChronic heart failureSelf-care confidenceHeart Failure IndexUntreated sleep apneaSleep Quality IndexPoor sleep qualitySelf-care managementYears of ageSleep onset latencyHF patientsHigher insomnia severitySleep apnea