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 cognitionCognitive 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 fragmentationSleep Characteristics and Rest–Activity Rhythms Are Associated with Gastrointestinal Symptoms Among Adults with Inflammatory Bowel Disease
Conley S, Jeon S, Lehner V, Proctor DD, Redeker NS. Sleep Characteristics and Rest–Activity Rhythms Are Associated with Gastrointestinal Symptoms Among Adults with Inflammatory Bowel Disease. Digestive Diseases And Sciences 2020, 66: 181-189. PMID: 32193859, PMCID: PMC8162988, DOI: 10.1007/s10620-020-06213-6.Peer-Reviewed Original ResearchConceptsInflammatory bowel diseaseRest-activity rhythmHeartburn/refluxDisease activityGI symptomsSleep characteristicsBowel diseaseGas/bloatingCross-sectional studySpecific sleep characteristicsRAR variablesGastrointestinal symptomsIntra-daily variabilityBackgroundSleep disturbancesSleep efficiencyAimsThe purposeSleep onsetSymptomsAdultsDiseaseRefluxPoor qualityAssociationRhythmRemissionDiscrepancy 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 actigraphy
2024
Association of Periodic Limb Movements and Obstructive Sleep Apnea With Risk of Cardiovascular Disease and Mortality
Zinchuk A, Srivali N, Qin L, Jeon S, Ibrahim A, Sands S, Koo B, Yaggi H. Association of Periodic Limb Movements and Obstructive Sleep Apnea With Risk of Cardiovascular Disease and Mortality. Journal Of The American Heart Association 2024, 13: e031630. PMID: 38240208, PMCID: PMC11056155, DOI: 10.1161/jaha.123.031630.Peer-Reviewed Original ResearchConceptsPeriodic limb movement indexApnea-hypopnea indexObstructive sleep apneaPeriodic limb movementsSleep apneaIncident cardiovascular diseasePrimary outcomeCardiovascular diseaseAssociation of apnea-hypopnea indexIncreased risk of primary outcomeIncreased riskRisk factorsRisk of primary outcomeAssociated with primary outcomeMedian follow-upBaseline risk of mortalityCox proportional hazards regressionRisk of cardiovascular diseaseLimb movement indexCharlson Comorbidity IndexFramingham risk scoreProportional hazards regressionRisk of mortalityCardiovascular disease eventsFollow-up
2023
Early emergence of racial and ethnic differences in sleep health among toddlers living in low-income families
Ordway M, Sadler L, Jeon S, Pierre J, Canapari C, Redeker N. Early emergence of racial and ethnic differences in sleep health among toddlers living in low-income families. Sleep Health 2023, 9: 389-397. PMID: 37453903, PMCID: PMC10517059, DOI: 10.1016/j.sleh.2023.02.006.Peer-Reviewed Original ResearchConceptsAverage sleep durationSleep healthGroup differencesEthnic differencesBrief Infant Sleep QuestionnaireAge-based recommendationsSleep health disparitiesInfant Sleep QuestionnaireLow-income familiesMonths of ageChildren's sleep healthSleep QuestionnaireSleep durationLarge effect sizesSleep diaryBedtime variabilityActigraph dataHealth disparitiesEarlier bedtimesSociodemographic variablesSocioeconomic differencesMarital statusBedtimeEarly childhoodYoung children
2022
Factors associated with sleep health in young women after breast cancer treatment
Hwang Y, Conley S, Jeon S, Redeker N, Sanft T, Knobf M. Factors associated with sleep health in young women after breast cancer treatment. Research In Nursing & Health 2022, 45: 680-692. PMID: 36102624, DOI: 10.1002/nur.22264.Peer-Reviewed Original ResearchConceptsPoor sleep healthSleep healthCognitive appraisalPittsburgh Sleep Quality IndexWorse family functioningBreast cancerPsychological symptom distressYoung womenContext of familyFamily functioningDiverse cancer survivorsRoutine survivorship carePsychosocial variablesCross-sectional designMediation effectSleep Quality IndexSleep health disparitiesBreast cancer treatmentSignificant clinical problemPsychosocial factorsNon-Hispanic whitesHalf of participantsSurvivorship careCancer survivorsMean ageTreatment Fidelity in a Randomized Controlled Trial of Cognitive Behavioral Therapy for Insomnia in Heart Failure
O’Connell M, Iennaco JD, Linsky S, Jeon S, Conley S, Gaiser E, Redeker NS. Treatment Fidelity in a Randomized Controlled Trial of Cognitive Behavioral Therapy for Insomnia in Heart Failure. Nursing Research 2022, 71: 459-468. PMID: 35997691, PMCID: PMC9617756, DOI: 10.1097/nnr.0000000000000616.Peer-Reviewed Original ResearchConceptsCognitive behavioral therapySleep disturbance questionnaireTreatment fidelityDysfunctional beliefsBehavioral therapyDisturbance QuestionnaireSleep-related beliefsCBT-I interventionTrial of CBTMost participantsNap frequencyChronic insomniaSleep scheduleSleep behaviorSleep onsetSleep ScaleSleep efficiencySleep itemsCBTBeliefsEfficacious treatmentTotal scoreFidelity evaluationHeart failureInsomniaSleep 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 needsSleep, Stress, and Symptoms Among People With Heart Failure During the COVID-19 Pandemic
O'Connell M, Jeon S, Conley S, Linsky S, Redeker NS. Sleep, Stress, and Symptoms Among People With Heart Failure During the COVID-19 Pandemic. The Journal Of Cardiovascular Nursing 2022, 38: e55-e60. PMID: 35324509, PMCID: PMC9508278, DOI: 10.1097/jcn.0000000000000906.Peer-Reviewed Original ResearchConceptsCognitive behavioral therapyBehavioral therapySleep-related cognitionsHeart failureSelf-reported sleep characteristicsStressful eventsEffects of stressCOVID-19 pandemicMental healthMonths post treatmentSelf-management educationSleep characteristicsMoodSleepChronic conditionsInsomniaSymptomsTherapyPeopleCognitionCopingPost treatmentAnxietyPandemicSignificant improvement
2021
A SAS macro for modelling periodic data using cosinor analysis
Doyle MM, Murphy TE, Pisani MA, Yaggi HK, Jeon S, Redeker NS, Knauert MP. A SAS macro for modelling periodic data using cosinor analysis. Computer Methods And Programs In Biomedicine 2021, 209: 106292. PMID: 34380075, PMCID: PMC8435001, DOI: 10.1016/j.cmpb.2021.106292.Peer-Reviewed Original Research
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 IIInsomniaDaily variations in sleep and glucose in adolescents with type 1 diabetes
Griggs S, Redeker NS, Jeon S, Grey M. Daily variations in sleep and glucose in adolescents with type 1 diabetes. Pediatric Diabetes 2020, 21: 1493-1501. PMID: 32902901, PMCID: PMC7642150, DOI: 10.1111/pedi.13117.Peer-Reviewed Original ResearchConceptsGlucose variability indicesType 1 diabetesGlucose variabilityContinuous glucose monitorSleep disruptionPoor sleepSleep characteristicsHabitual short sleep durationEarlier wake timeShort sleep durationSleep fragmentation indexTotal sleep timeMore sleep disruptionNon-dominant wristVariability indexDay-level associationsGlycemic controlWrist actigraphBlood glucose risk indexSleep efficiencySleep durationSleep timeGlucose patternsGood sleepSleep habitsThe Feasibility of Measuring Sleep and Circadian Characteristics in Adults with Inflammatory Bowel Disease
Conley S, Proctor DD, Lehner V, Jeon S, Redeker NS. The Feasibility of Measuring Sleep and Circadian Characteristics in Adults with Inflammatory Bowel Disease. Western Journal Of Nursing Research 2020, 43: 53-59. PMID: 32517546, PMCID: PMC7704942, DOI: 10.1177/0193945920933926.Peer-Reviewed Original ResearchConceptsInflammatory bowel diseaseBowel diseaseWrist actigraphyInactive inflammatory bowel diseaseActivity diaryElectronic diarySleep/activitySalivary dim light melatonin onsetDim light melatonin onsetRest-activity rhythmWrist actigraphSaliva collectionMelatonin onsetSleepDiseaseActigraphyCircadian characteristicsAdult participantsAdultsCircadian rhythmSalivaDiaryParticipantsRhythmYearsSleep health in young children living with socioeconomic adversity
Ordway MR, Sadler LS, Jeon S, O'Connell M, Banasiak N, Fenick AM, Crowley AA, Canapari C, Redeker NS. Sleep health in young children living with socioeconomic adversity. Research In Nursing & Health 2020, 43: 329-340. PMID: 32306413, PMCID: PMC7368803, DOI: 10.1002/nur.22023.Peer-Reviewed Original ResearchConceptsBehavioral sleep interventionsSleep habitsSleep interventionsSleep characteristicsSleep knowledgeSocioeconomic adversityNight awakeningsLater bedtimesSleep onsetBedtime variabilityYoung childrenMixed-methods studyChild sleep characteristicsSleep durationLower sleep durationPsychological functionsEarlier bedtimesSleep healthSleep deficiencySleep recommendationsParental knowledgeFragmented sleepBedtimePercent of parentsAdversitySleep and Glycemia in Youth With Type 1 Diabetes
Rechenberg K, Griggs S, Jeon S, Redeker N, Yaggi HK, Grey M. Sleep and Glycemia in Youth With Type 1 Diabetes. Journal Of Pediatric Health Care 2020, 34: 315-324. PMID: 32171612, PMCID: PMC7311270, DOI: 10.1016/j.pedhc.2019.12.002.Peer-Reviewed Original ResearchConceptsSleep durationDiabetes clinical outcomesShort sleep durationType 1 diabetesPotential therapeutic targetObjective sleep characteristicsExecutive functionClinical outcomesGlucose variabilityContinuous glucose monitorRhythm timingSleep characteristicsDepressive symptomsTherapeutic targetSleep habitsSleep variabilityBivariate analysisType 1Anxiety symptomsSleep timingGlucose monitorSymptomsTrait anxiety symptomsDurationGlycemiaRole of Sleep Duration in the Association Between Socioecological Protective Factors and Health Risk Behaviors in Adolescents.
Ordway MR, Wang G, Jeon S, Owens J. Role of Sleep Duration in the Association Between Socioecological Protective Factors and Health Risk Behaviors in Adolescents. Journal Of Developmental And Behavioral Pediatrics 2020, 41: 117-127. PMID: 31524842, PMCID: PMC7007325, DOI: 10.1097/dbp.0000000000000721.Peer-Reviewed Original ResearchConceptsAdolescent risk behaviorsProtective factorsSleep durationRisk behaviorsGreater risk behaviorHealth risk behaviorsLarge public school districtSchool nightsClass membershipLong sleep durationCommunity domainsLatent class analysisAdolescentsPublic school districtsSignificant interactionCross-sectional analysisClass analysisYouth Risk Behavior SurveyRisk Behavior SurveySignificant inverse relationshipBehavior SurveyMultinomial regression modelsSchool districtsSignificant associationVA One
2019
Pilot study: an intensive care unit sleep promotion protocol
Knauert MP, Pisani M, Redeker N, Murphy T, Araujo K, Jeon S, Yaggi H. Pilot study: an intensive care unit sleep promotion protocol. BMJ Open Respiratory Research 2019, 6: e000411. PMID: 31258916, PMCID: PMC6561389, DOI: 10.1136/bmjresp-2019-000411.Peer-Reviewed Original ResearchConceptsPromotion protocolProtocol armUsual careSleep protocolICU sleepProtocol patientsIll patientsPrimary outcomeSleep disruptionBedside careRoom entryPatientsRoom activitiesSleep opportunityCareLength of timeProtocol effectMean ARoom disturbancesGeneralised linear modelArmTime blocksEquivalent levelsRoom entranceActivityAgreement between actigraphic and polysomnographic measures of sleep in adults with and without chronic conditions: A systematic review and meta-analysis
Conley S, Knies A, Batten J, Ash G, Miner B, Hwang Y, Jeon S, Redeker NS. Agreement between actigraphic and polysomnographic measures of sleep in adults with and without chronic conditions: A systematic review and meta-analysis. Sleep Medicine Reviews 2019, 46: 151-160. PMID: 31154154, PMCID: PMC6594867, DOI: 10.1016/j.smrv.2019.05.001.Peer-Reviewed Original ResearchConceptsChronic conditionsSystematic reviewPolysomnographic measuresHealthy adultsInternational Clinical Trials RegistryClinical Trials RegistryTrials RegistrySleep complaintsPoor sleepPRISMA guidelinesSleep measuresLow activity levelsPSG sleep measuresSleepActivity levelsAdultsPSGReviewOvidEmbaseRegistryCINAHLPubMedOvidMedlineComplaintsWASO