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 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 fragmentation
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