Featured Publications
Cognitive 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 efficiencySleep 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
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
2022
Treatment 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 failureInsomnia0573 Daytime and Nighttime Sleep and Symptoms of Depression and Anxiety in Adults with Inflammatory Bowel Disease
Conley S, Proctor D, Jeon S, Redeker N. 0573 Daytime and Nighttime Sleep and Symptoms of Depression and Anxiety in Adults with Inflammatory Bowel Disease. Sleep 2022, 45: a252-a252. DOI: 10.1093/sleep/zsac079.570.Peer-Reviewed Original ResearchInflammatory bowel diseaseSymptoms of depressionNighttime sleepSleep qualityAnxious symptomsBowel diseaseSleep durationCross-sectional feasibility studyOutcomes Measurement Information System (PROMIS) measuresTreatment of sleepPresence of depressionPoor sleep qualityInadequate sleep durationNightly sleep durationHealth care providersWrist-worn actigraphsIBD centerModerate effect sizeAutoimmune diseasesPoor sleepMean depressionSleep characteristicsCare providersSleep efficiencyGeneral population0206 Rest-Activity Rhythms are Associated with Sleep Characteristics and Cognitive Functions in People with Heart Failure Over 6 Months
Jeon S, Conley S, O'Connell M, Yang R, Redeker N. 0206 Rest-Activity Rhythms are Associated with Sleep Characteristics and Cognitive Functions in People with Heart Failure Over 6 Months. Sleep 2022, 45: a94-a94. DOI: 10.1093/sleep/zsac079.204.Peer-Reviewed Original ResearchQuality of lifeRest-activity rhythmHeart failureCircadian quotientSignificant intervention effectsSleep characteristicsCognitive functionInsomnia severityHF patientsSleep qualityWrist actigraphyIntervention effectsLower insomnia severitySelf-management educationLong sleep durationTime-group interactionPoor cognitive functionBetter sleep efficiencyCognitive behavioral therapySleep efficiencySleep durationInsomniaBehavioral therapySleep deprivationCosinor analysis
2020
Daily 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 habits
2018
0830 Sleep and Toxic Stress Among Toddlers: Associations Between Sleep and Hair Cortisol
Ordway M, Jeon S, Sadler L, Canapari C, Redeker N. 0830 Sleep and Toxic Stress Among Toddlers: Associations Between Sleep and Hair Cortisol. Sleep 2018, 41: a308-a308. DOI: 10.1093/sleep/zsy061.829.Peer-Reviewed Original ResearchNighttime sleep durationSleep characteristicsSleep efficiencySleep durationChronic stressHealth outcomesCommunity primary care clinicsHair cortisolStress response systemSocioeconomic adversityPrimary care clinicsSleep efficiency scoresShort sleep durationCross-sectional studyNocturnal sleep efficiencyModerate inverse associationPoor sleep efficiencyPoor health outcomesPoor sleep healthChildren’s stress response systemYoung childrenObjective sleep characteristicsNegative health outcomesHair cortisol levelsToxic stress
2017
0704 THE CIRCADIAN QUOTIENT OBTAINED FROM WRIST ACTIGRAPHY EXPLAINS SLEEP QUALITY PARAMETERS AMONG PATIENTS WITH STABLE HEART FAILURE
Jeon S, Knies A, Redeker N. 0704 THE CIRCADIAN QUOTIENT OBTAINED FROM WRIST ACTIGRAPHY EXPLAINS SLEEP QUALITY PARAMETERS AMONG PATIENTS WITH STABLE HEART FAILURE. Sleep 2017, 40: a261-a261. DOI: 10.1093/sleepj/zsx050.703.Peer-Reviewed Original ResearchStable heart failureCircadian quotientYears of ageHeart failureSleep quality parametersREM sleepSleep efficiencyOlder patientsYounger patientsWrist actigraphySleep timeGeneral linear modelSleep quality variablesDaytime activityTotal sleep timeLess daytime activityHF patientsREM percentageNight-time activity levelsNocturnal polysomnographyLower mesorPatient's homePatientsOlder adultsCosinor analysis