1999
Upper Airway Resistance Syndrome: Effect of Nasal Dilation, Sleep Stage, and Sleep Position
Bahammam A, Tate R, Manfreda J, Kryger M. Upper Airway Resistance Syndrome: Effect of Nasal Dilation, Sleep Stage, and Sleep Position. Sleep 1999, 22: 592-598. PMID: 10450594, DOI: 10.1093/sleep/22.5.592.Peer-Reviewed Original ResearchConceptsUpper airway resistance syndromeStage 1 sleepSleep positionNasal dilationDesaturation timeSleep architectureExternal nasal dilationArousal indexCardiorespiratory parametersSleep stagesNREM sleepNasal cross-sectional areaExternal nasal dilatorSlow-wave sleepObstructive sleepAirway collapsibilityConsecutive patientsNasal dilatorNasal obstructionResistance syndromeSupine positionIntrapharyngeal pressureIndirect markerWave sleepCrossover design
1993
Benzodiazepines in Congestive Heart Failure: Effects of Temazepam on Arousability and Cheyne-Stokes Respiration
Biberdorf D, Steens R, Millar T, Kryger M. Benzodiazepines in Congestive Heart Failure: Effects of Temazepam on Arousability and Cheyne-Stokes Respiration. Sleep 1993, 16: 529-538. PMID: 8235237, DOI: 10.1093/sleep/16.6.529.Peer-Reviewed Original ResearchConceptsCheyne-Stokes respirationCongestive heart failureTotal sleep timePercentage of TSTApnea/hypopnea indexOxygen saturationTotal wake timeEffects of temazepamHeart failureSleep architectureDouble-blind crossover trialSevere congestive heart failureOvernight oxygen saturationStage 1 sleepHours of sleepSleep stage proportionsCHF patientsHypopnea indexMale patientsDaytime somnolenceCrossover trialSignificant changesFrequent arousalsDaytime alertnessSleep time
1990
Sleep in Postpolio Syndrome
Steljes D, Kryger M, Kirk B, Millar T. Sleep in Postpolio Syndrome. CHEST Journal 1990, 98: 133-140. PMID: 2361379, DOI: 10.1378/chest.98.1.133.Peer-Reviewed Original ResearchConceptsNasal mask ventilationPost-polio patientsGroup 1 patientsNasal CPAPPoor sleep qualityMask ventilationMixed apneaSleep qualityHypoventilation syndromeRespiratory complaintsPercentage stage 1 sleepRapid eye movement (REM) sleepNasal mechanical ventilationNight-time polysomnographyPost-polio symptomsSignificant O2 desaturationGroup 2 patientsRespiratory muscle weaknessNumber of arousalsEye movement sleepImproved sleep qualityPost-polio syndromeStage 1 sleepTotal sleep timeSlow-wave sleep
1989
The effect of oxygen on respiration and sleep in patients with congestive heart failure.
Hanly P, Millar T, Steljes D, Baert R, Frais M, Kryger M. The effect of oxygen on respiration and sleep in patients with congestive heart failure. Annals Of Internal Medicine 1989, 111: 777-82. PMID: 2817624, DOI: 10.7326/0003-4819-111-10-777.Peer-Reviewed Original ResearchConceptsStable congestive heart failureCheyne-Stokes respirationCongestive heart failureHeart failureTotal sleep timeOxygen therapySleep timeStage 1 NREM sleepPlacebo-controlled crossover studyLow-flow oxygenNocturnal oxygen saturationNocturnal oxygen therapyOutpatient cardiology clinicApnea-hypopnea indexNumber of arousalsStage 1 sleepStage 2 sleepSlow-wave sleepHyperpneic phaseNocturnal hypoxemiaSleep hypoxemiaMale patientsNasal cannulaeCardiology clinicCrossover studyRespiration and Abnormal Sleep in Patients with Congestive Heart Failure
Hanly B, Millar T, Steljes D, Boert R, Frais M, Kryger M. Respiration and Abnormal Sleep in Patients with Congestive Heart Failure. CHEST Journal 1989, 96: 480-488. PMID: 2766808, DOI: 10.1378/chest.96.3.480.Peer-Reviewed Original ResearchConceptsCheyne-Stokes respirationCongestive heart failureStage 2 NREM sleepSlow-wave sleepSleep stage changesNREM sleepHyperpneic phaseHeart failureREM sleepAwake arterial oxygen saturationStable congestive heart failureSevere congestive heart failureStage 1Mean minimum SaO2Outcomes of patientsNumber of arousalsArterial oxygen saturationStage 1 sleepMinimum SaO2Severe hypoxemiaArterial oxygenationSignificant hypoxemiaClinical statusMean durationAbnormal sleep