2023
0842 Feasibility of daytime bright light exposure and urinary 6-sulfatoxymelatonin profiling in the medical ICU: A pilot study
Intihar T, Doyle M, Lukas M, Wright K, Redeker N, Pisani M, Yaggi H, Knauert M. 0842 Feasibility of daytime bright light exposure and urinary 6-sulfatoxymelatonin profiling in the medical ICU: A pilot study. Sleep 2023, 46: a371-a371. DOI: 10.1093/sleep/zsad077.0842.Peer-Reviewed Original ResearchMedical intensive care unitMICU patientsDaytime bright light exposureStudy days 1Intensive care unitIllness severity scoresBright light exposureWarrants further investigationCircadian outcomesMedical ICUCritical illnessIll patientsOngoing RCTsCare unitCircadian timingMean ageMelatonin useCircadian phaseSeverity scorePilot trialSufficient urinePatientsStudy daysBright lightDay 1
2020
Pilot Observational Study to Detect Diurnal Variation and Misalignment in Heart Rate Among Critically Ill Patients
Knauert MP, Murphy TE, Doyle MM, Pisani MA, Redeker NS, Yaggi HK. Pilot Observational Study to Detect Diurnal Variation and Misalignment in Heart Rate Among Critically Ill Patients. Frontiers In Neurology 2020, 11: 637. PMID: 32760341, PMCID: PMC7373742, DOI: 10.3389/fneur.2020.00637.Peer-Reviewed Original ResearchMedical ICU admissionIntensive care unitHeart rateIll patientsICU admissionCircadian alignmentMedical record chart abstractionsProspective observational cohort studyCircadian disruptionMedical ICU patientsObservational cohort studyCritical illness outcomesPilot observational studyContinuous telemetric monitoringChart abstractionExploratory analysisCohort studyCritical illnessHospital admissionICU patientsCare unitPatient interviewsFrequent bloodOdds ratioObservational study
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 entranceActivity
2017
Factors Influencing Patients' Sleep in the Intensive Care Unit: Perceptions of Patients and Clinical Staff.
Ding Q, Redeker NS, Pisani MA, Yaggi HK, Knauert MP. Factors Influencing Patients' Sleep in the Intensive Care Unit: Perceptions of Patients and Clinical Staff. American Journal Of Critical Care 2017, 26: 278-286. PMID: 28668912, PMCID: PMC5559223, DOI: 10.4037/ajcc2017333.Peer-Reviewed Original ResearchConceptsIntensive care unitMedical intensive care unitPatients' sleepCare unitSleep improvementIntensive care unit staffIntensive care unit environmentPerceptions of patientsAdequate sleep opportunityIll patientsBeliefs of staffClinical outcomesSleep qualityRestorative sleepUnit staffPatientsClinical staffPatient surrogatesSleepUnit environmentSleep opportunityOnly factorPatients' emotionsNonenvironmental factorsSemistructured interviews
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
2008
Challenges and Opportunities Associated With Studying Sleep in Critically Ill Adults
Redeker N. Challenges and Opportunities Associated With Studying Sleep in Critically Ill Adults. AACN Advanced Critical Care 2008, 19: 178-185. DOI: 10.4037/15597768-2008-2011.Peer-Reviewed Original ResearchSleep promotion interventionsCritical care settingIll patientsPromotion interventionsCare settingsSleep-disordered breathingHealth care resourcesCritical care environmentIll adultsFunctional outcomeNature of sleepPatient satisfactionSleep disturbancesClinical trialsStudy of sleepSleep measurementsSleep deprivationSleepCare environmentPatientsCircadian rhythmInterventionCritical settingsNonrandom sampleSettingChallenges and Opportunities Associated With Studying Sleep in Critically Ill Adults
Redeker NS. Challenges and Opportunities Associated With Studying Sleep in Critically Ill Adults. AACN Advanced Critical Care 2008, 19: 178-185. PMID: 18560287, DOI: 10.1097/01.aacn.0000318121.49136.89.Peer-Reviewed Original ResearchConceptsSleep promotion interventionsCritical care settingIll patientsPromotion interventionsCare settingsSleep-disordered breathingCritical care environmentIll adultsFunctional outcomeNature of sleepPatient satisfactionSleep disturbancesClinical trialsStudy of sleepHealthcare resourcesSleep measurementsSleep deprivationSleepCare environmentPatientsCircadian rhythmInterventionCritical settingsNonrandom sampleSetting
2004
Nocturnal care interactions with patients in critical care units.
Tamburri LM, DiBrienza R, Zozula R, Redeker NS. Nocturnal care interactions with patients in critical care units. American Journal Of Critical Care 2004, 13: 102-12; quiz 114-5. PMID: 15043238, DOI: 10.4037/ajcc2004.13.2.102.Peer-Reviewed Original ResearchConceptsCritical care unitsCare unitCare interactionsAcuity scoresCare activitiesSite of admissionSleep-promoting interventionsIntensive care unitPatient acuity scoresPatients' sleepIll patientsRetrospective reviewPatient morbidityMedical recordsPatient variablesDaily bathsLong-term effectsPatientsHealth outcomesSleep deprivationNocturnal careSleepMean numberMorbidityUninterrupted period