2021
Can the complete blood count be used as a reliable screening tool for obstructive sleep apnea?
Cummins E, Waseem R, Piyasena D, Wang CY, Suen C, Ryan C, Wong J, Kryger M, Chung F. Can the complete blood count be used as a reliable screening tool for obstructive sleep apnea? Sleep And Breathing 2021, 26: 613-620. PMID: 34185230, DOI: 10.1007/s11325-021-02383-3.Peer-Reviewed Original ResearchConceptsApnea-hypopnea indexComplete blood countMean SpO2Intermittent hypoxiaBlood countScreening toolObstructive sleep apneaMean oxygen saturationBody mass indexMethodsThis retrospective studyNormal clinical rangeObstructive sleep apnea screeningHome sleep studiesReliable screening toolSleep apnea screeningSevere OSAOSA severityRed blood cellsSurgical patientsIndependent predictorsMass indexSleep apneaAHI scoreRetrospective studySleep studies
2005
Experience in using split-day studies for suspected obstructive sleep apnea syndrome
Banno K, Al Sabbagh A, Delaive K, Higami S, Kryger MH. Experience in using split-day studies for suspected obstructive sleep apnea syndrome. Respiratory Medicine 2005, 99: 1334-1339. PMID: 16140233, DOI: 10.1016/j.rmed.2005.02.030.Peer-Reviewed Original ResearchConceptsObstructive sleep apnea syndromeSleep apnea syndromeSleep breathing disordersApnea syndromeInconclusive studiesSevere obstructive sleep apnea syndromeSevere daytime sleepinessEligible casesBreathing disordersDefinitive diagnosisFinal diagnosisDaytime sleepinessMovement disordersSleep disordersSleep studiesPatientsSleep deprivationDiagnosisSubjective sleepinessAdditional assessmentDisordersInsufficient dataSyndromeSleepinessConclusive studies
1992
Short Technical Note: Quantification of Periodic Breathing: Preliminary Studies
Millar T, Hanly P, Kryger M. Short Technical Note: Quantification of Periodic Breathing: Preliminary Studies. Sleep 1992, 15: 364-370. PMID: 1519013, DOI: 10.1093/sleep/15.4.364.Peer-Reviewed Original ResearchConceptsApnea/hypopnea indexPeriodic breathingHypopnea indexBreathing patternPattern abnormalitiesHeart failure patientsCheyne-Stokes respirationNight sleep studiesApnea indexFailure patientsPatient populationIndividual patientsSleep studiesPeriodicity indexSleep laboratoryBreathingPatientsAbnormalitiesSleepSpectral analytic techniquesFuture studiesHigh correlationPreliminary studyIndexApnea
1986
Breathing during Sleep in Normal Pregnant Women1–3
Brownell L, West P, Kryger M. Breathing during Sleep in Normal Pregnant Women1–3. American Journal Of Respiratory And Critical Care Medicine 1986, 133: 38-41. PMID: 3942378, DOI: 10.1164/arrd.1986.133.1.38.Peer-Reviewed Original ResearchConceptsLate pregnancyMinimal arterial oxygen saturationMaternal oxygen desaturationFrequency of apneaRespiratory sleep studiesAlveolar-arterial differenceArterial oxygen saturationFunctional residual capacityLevels of progesteroneSleep-related apneaTotal apneaOxygen desaturationMaternal oxygenationComplete polysomnographyWk gestationPregnant womenCardiac outputLast trimesterPhysiologic changesResidual volumeSupine positionSleep studiesOxygen saturationPregnancyApnea