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 habitsSleep, self‐management, neurocognitive function, and glycemia in emerging adults with Type 1 diabetes mellitus: A research protocol
Griggs S, Redeker NS, Crawford SL, Grey M. Sleep, self‐management, neurocognitive function, and glycemia in emerging adults with Type 1 diabetes mellitus: A research protocol. Research In Nursing & Health 2020, 43: 317-328. PMID: 32639059, PMCID: PMC7382362, DOI: 10.1002/nur.22051.Peer-Reviewed Original ResearchConceptsGlycemic controlSleep deficiencyNeurocognitive functionSleep variabilityType 1 diabetes mellitusHabitual short sleep durationPoor glycemic controlPittsburgh Sleep DiaryShort sleep durationType 1 diabetesSelf-management interventionsTotal sleep timeQuality of lifeResearch Electronic Data CaptureAdults ages 18Continuous glucose monitoringWrist-worn actigraphyDiabetes mellitusGlucose variabilitySuccessful diabetesSleep durationObjective sleepSleep timeSleep extensionSleep diary
2019
0709 Self-Reported and Actigraphic Short Sleep Duration in Older Persons
Miner B, MHS M, Stone K, Hajduk A, Yaggi H, Redeker N, Fragoso C. 0709 Self-Reported and Actigraphic Short Sleep Duration in Older Persons. Sleep 2019, 42: a284-a285. DOI: 10.1093/sleep/zsz067.707.Peer-Reviewed Original ResearchSelf-reported short sleep durationShort sleep durationPoor sleep qualityPittsburgh Sleep Quality IndexAdverse health outcomesSleep qualitySleep durationOlder personsOsteoporotic fracturesPhysical functionHealth outcomesSelf-reported sleep durationActigraphy-measured sleep durationMen Sleep StudyOdds of discordanceMultivariate logistic regressionSleep Quality IndexMean ageEpidemiologic evaluationSleep studiesWrist actigraphySleep timeLogistic regressionPhysical impairmentActigraphy
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
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 mesorPatientsPatient's homeOlder adultsCosinor analysis
2015
Delayed school start times and adolescent sleep: A systematic review of the experimental evidence
Minges KE, Redeker NS. Delayed school start times and adolescent sleep: A systematic review of the experimental evidence. Sleep Medicine Reviews 2015, 28: 86-95. PMID: 26545246, PMCID: PMC4844764, DOI: 10.1016/j.smrv.2015.06.002.Peer-Reviewed Original ResearchConceptsSystematic reviewTotal sleep timeMeta-Analyses (PRISMA) guidelinesRandomized study designObjective sleep measuresPreferred Reporting ItemsChronic sleep restrictionSchool start timesDaytime sleepinessReporting ItemsSleep timeSleep measuresElectronic databasesSleep restrictionCaffeine useMorning start timeStudy designSleepAdolescent sleepOutcomesCircadian rhythmStudents' sleepHealthStudy findingsConsistent outcomes