2020
Rest-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 ResearchMeSH KeywordsAdultAgedCircadian RhythmHeart FailureHumansMalePhysical Functional PerformancePolysomnographySleepSleep Wake DisordersConceptsRest-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 fragmentationPhysiological Traits and Adherence to Obstructive Sleep Apnea Treatment in Patients with Stroke
Zinchuk AV, Redeker NS, Chu JH, Liang J, Stepnowsky C, Brandt CA, Bravata DM, Wellman A, Sands SA, Yaggi HK. Physiological Traits and Adherence to Obstructive Sleep Apnea Treatment in Patients with Stroke. American Journal Of Respiratory And Critical Care Medicine 2020, 0: 1568-1572. PMID: 32083949, PMCID: PMC7301748, DOI: 10.1164/rccm.201911-2203le.Peer-Reviewed Original Research
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 symptomsAgreement 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
2018
Discrepancy 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
2017
Polysomnographic phenotypes and their cardiovascular implications in obstructive sleep apnoea
Zinchuk AV, Jeon S, Koo BB, Yan X, Bravata DM, Qin L, Selim BJ, Strohl KP, Redeker NS, Concato J, Yaggi HK. Polysomnographic phenotypes and their cardiovascular implications in obstructive sleep apnoea. Thorax 2017, 73: 472. PMID: 28935698, PMCID: PMC6693344, DOI: 10.1136/thoraxjnl-2017-210431.Peer-Reviewed Original ResearchMeSH KeywordsAcute Coronary SyndromeAgedCardiovascular DiseasesCluster AnalysisCross-Sectional StudiesFemaleHumansIschemic Attack, TransientLongitudinal StudiesMaleMiddle AgedMortalityPhenotypePolysomnographyProportional Hazards ModelsRisk AssessmentSeverity of Illness IndexSleep Apnea, ObstructiveStrokeConceptsObstructive sleep apnoeaCardiovascular outcomesPolysomnographic featuresSleep apnoeaPolysomnographic dataIncident transient ischemic attackUS Veteran cohortTransient ischemic attackAcute coronary syndromeAdverse cardiovascular outcomesPeriodic limb movementsOSA severity classificationPolysomnographic phenotypeCoronary syndromeIschemic attackCardiovascular implicationsOSA phenotypesOSA evaluationPathophysiological domainsPoor sleepMild/Patient clustersVeteran cohortSurvival analysisCombined outcome
2016
The Association between Nocturnal Cardiac Arrhythmias and Sleep-Disordered Breathing: The DREAM Study.
Selim BJ, Koo BB, Qin L, Jeon S, Won C, Redeker NS, Lampert RJ, Concato JP, Bravata DM, Ferguson J, Strohl K, Bennett A, Zinchuk A, Yaggi HK. The Association between Nocturnal Cardiac Arrhythmias and Sleep-Disordered Breathing: The DREAM Study. Journal Of Clinical Sleep Medicine 2016, 12: 829-37. PMID: 26951420, PMCID: PMC4877315, DOI: 10.5664/jcsm.5880.Peer-Reviewed Original ResearchConceptsSleep-disordered breathingNocturnal cardiac arrhythmiasIntraventricular conduction delayApnea-hypopnea indexCardiac arrhythmiasTwo-fold oddsModerate-severe sleep-disordered breathingSeverity of SDBSevere sleep-disordered breathingComplex ventricular ectopyMultiple cardiovascular comorbiditiesObstructive respiratory eventsClinic-based populationCross-sectional analysisCardiovascular comorbiditiesSDB patientsVentricular ectopySDB severityRespiratory eventsUnadjusted oddsSupraventricular tachycardiaCardiovascular diseaseArrhythmia subtypesArrhythmia riskConduction delay
2015
The Determining Risk of Vascular Events by Apnea Monitoring (DREAM) study: design, rationale, and methods
Koo BB, Won C, Selim BJ, Qin L, Jeon S, Redeker NS, Bravata DM, Strohl KP, Concato J, Zinchuk AV, Yaggi HK. The Determining Risk of Vascular Events by Apnea Monitoring (DREAM) study: design, rationale, and methods. Sleep And Breathing 2015, 20: 893-900. PMID: 26642771, DOI: 10.1007/s11325-015-1254-3.Peer-Reviewed Original ResearchConceptsCardiovascular outcomesVascular eventsSleep architecturePrognostic modelRetrospective observational cohort studyMain primary outcomeMiddle-aged veteransTransient ischemic attackAcute coronary syndromeObservational cohort studyResultsThe study populationCongestive heart failureSleep-disordered breathingVA Patient Treatment FileVital Status filesPatient Treatment FileComputerized patient record systemVeterans Affairs centersPost-traumatic stress disorderIschemic attackCoronary syndromeCohort studySecondary outcomesComposite endpointGlycemic controlContributions of Comorbid Diabetes to Sleep Characteristics, Daytime Symptoms, and Physical Function Among Patients With Stable Heart Failure
Fritschi C, Redeker NS. Contributions of Comorbid Diabetes to Sleep Characteristics, Daytime Symptoms, and Physical Function Among Patients With Stable Heart Failure. The Journal Of Cardiovascular Nursing 2015, 30: 411-419. PMID: 25078876, PMCID: PMC4312262, DOI: 10.1097/jcn.0000000000000183.Peer-Reviewed Original ResearchConceptsStable heart failureDiabetes mellitusHeart failurePoor physical functioningHF patientsDaytime symptomsPhysical functionSleep disturbancesPhysical functioningSleep characteristicsSleep qualityNew York Heart Association classNew York Heart Association classificationSelf-reported physical functionPhysical component summary scoreSelf-reported sleep qualityComorbid diabetes mellitusRespiratory disturbance indexComponent summary scoresMedical Outcomes StudySleep-disordered breathingBody mass indexPhysical function measuresAdditive effectLower general health
2014
Feasibility study of unattended polysomnography in medical intensive care unit patients
Knauert MP, Yaggi HK, Redeker NS, Murphy TE, Araujo KL, Pisani MA. Feasibility study of unattended polysomnography in medical intensive care unit patients. Heart & Lung 2014, 43: 445-452. PMID: 25023504, PMCID: PMC4150840, DOI: 10.1016/j.hrtlng.2014.06.049.Peer-Reviewed Original ResearchConceptsMedical intensive care unitPortable polysomnographySleep efficiencyMedical intensive care unit patientsIntensive care unit patientsSleep deprivationOvernight sleep durationCare unit patientsObservational pilot studyIntensive care unitIndicators of feasibilityUnattended polysomnographyUnit patientsIll patientsPatients' sleepCare unitArousal indexPSG studiesSleep durationPatientsInterpretable qualityPilot studyGold standardSleepSleep stages
2012
Nocturia, Sleep and Daytime Function in Stable Heart Failure
Redeker NS, Adams L, Berkowitz R, Blank L, Freudenberger R, Gilbert M, Walsleben J, Zucker MJ, Rapoport D. Nocturia, Sleep and Daytime Function in Stable Heart Failure. Journal Of Cardiac Failure 2012, 18: 569-575. PMID: 22748491, PMCID: PMC3389347, DOI: 10.1016/j.cardfail.2012.05.002.Peer-Reviewed Original ResearchConceptsStable heart failureHeart failureNocturia severityHF disease management programStable chronic heart failureCross-sectional observational studyPittsburgh Sleep Quality IndexChronic heart failureMedical Outcomes StudySleep Quality IndexDisease management programsFunctional performanceNightly episodesWalk testDaytime symptomsDaytime functionPhysical functionEpworth SleepinessObservational studyDepression ScaleNocturiaInsomnia symptomsOutcome studiesAmbulatory polysomnographyEpidemiological studies
2010
Sleep Disordered Breathing, Daytime Symptoms, and Functional Performance in Stable Heart Failure
Redeker NS, Muench U, Zucker MJ, Walsleben J, Gilbert M, Freudenberger R, Chen M, Campbell D, Blank L, Berkowitz R, Adams L, Rapoport DM. Sleep Disordered Breathing, Daytime Symptoms, and Functional Performance in Stable Heart Failure. Sleep 2010, 33: 551-560. PMID: 20394325, PMCID: PMC2849795, DOI: 10.1093/sleep/33.4.551.Peer-Reviewed Original ResearchConceptsHeart failure patientsPoorer objective sleep qualityObjective sleep qualityDaytime symptomsDisease management programsSelf-reported sleepFailure patientsSevere SDBPhysical functionSleep qualityStable chronic heart failure patientsHeart failure disease management programsHF disease management programStable heart failure patientsChronic heart failure patientsSelf-reported physical functionPittsburgh Sleep Quality IndexStable heart failureCentral sleep apneaPoor physical functionEpworth Sleepiness ScaleSleep Disordered BreathingSleep Quality IndexMOS SF-36Days of actigraphy
2008
Sleep patterns and psychological distress in women living in an inner city
Caldwell BA, Redeker NS. Sleep patterns and psychological distress in women living in an inner city. Research In Nursing & Health 2008, 32: 177-190. PMID: 19086035, DOI: 10.1002/nur.20308.Peer-Reviewed Original ResearchMeSH KeywordsAdultAttitude to HealthCross-Sectional StudiesFemaleHealth Services Needs and DemandHumansMass ScreeningModels, PsychologicalMultivariate AnalysisNew EnglandNursing Methodology ResearchPolysomnographyPsychiatric Status Rating ScalesRegression AnalysisResidence CharacteristicsRisk FactorsSleep Wake DisordersStress, PsychologicalSurveys and QuestionnairesUrban PopulationConceptsSubjective sleep patternsPsychological distressSleep patternsSelf-reported sleep patternsSleep pattern variablesSymptoms of anxietyPsychological traumaLife stressDistressWrist actigraphSleep pattern disturbanceDisturbed sleepPattern disturbanceSleepAnxietyHigh levelsInner cityWomenActiGraphSymptomsDepressionInterventionTraumaFindingsPattern variables
2004
Sleep Is Related to Physical Function and Emotional Well-Being After Cardiac Surgery
Redeker NS, Ruggiero JS, Hedges C. Sleep Is Related to Physical Function and Emotional Well-Being After Cardiac Surgery. Nursing Research 2004, 53: 154-162. PMID: 15167503, DOI: 10.1097/00006199-200405000-00002.Peer-Reviewed Original ResearchMeSH KeywordsActivities of Daily LivingAdultAge DistributionAge FactorsAgedAged, 80 and overAnalysis of VarianceCardiac Surgical ProceduresFemaleHealth StatusHumansMaleMental HealthMiddle AgedNew EnglandPolysomnographyQuality of LifeRegression AnalysisSex DistributionSex FactorsSleep Wake DisordersSurveys and QuestionnairesConceptsPostoperative week 4Self-reported sleep qualityPhysical functionCardiac surgeryWeek 4Sleep qualitySleep efficiencySleep patternsMedical Outcomes Survey Short Form-36Pittsburgh Sleep Quality IndexEmotional wellBaseline physical functionSleep pattern alterationsSleep pattern variablesCardiac surgery patientsMean sleep efficiencyShort Form-36Epworth Sleepiness ScaleSleep Quality IndexPostoperative week 8Form-36Surgery patientsSleep disturbancesWrist actigraphWeek 8
1996
Sleep patterns in women after coronary artery bypass surgery
Redeker N, Mason D, Wykpisz E, Glica B. Sleep patterns in women after coronary artery bypass surgery. Applied Nursing Research 1996, 9: 115-122. PMID: 8771855, DOI: 10.1016/s0897-1897(96)80206-0.Peer-Reviewed Original ResearchConceptsCoronary artery bypass graft surgeryTotal sleepSleep patternsPostoperative weekNighttime sleepArtery bypass graft surgeryCoronary artery bypass surgeryArtery bypass surgeryBypass graft surgeryFirst postoperative weekSickness Impact ProfileObjective sleep measuresCourse of recoveryWrist-worn actigraphsGraft surgeryBypass surgeryNighttime awakeningsImpact ProfileImportance of interventionsSleep measuresEvening sleepPosthospitalization recoveryDay sleepSleepSignificant decrease