Arousal index was defined as the number of awakenings per hour. Obstructive sleep apnea syndrome and sleep efficiency in patients with ankylosing spondylitis. A ...
Arousalindex|definitionofarousalindexbyMedicaldictionaryhttps://medical-dictionary.thefreedictionary.com/arousal+indexPrinterFriendly
arousalindex
a·rou·salin·dex(ă-row'zălin'deks)Ameasurementcalculatedfromsleepdisruptionsobservedduringasleepstudy.MedicalDictionaryfortheHealthProfessionsandNursing©Farlex2012
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"[Opioids]decreasehypercapniabutincreasehypoxicventilatoryresponse,decreasethearousalindex,decreaseupper-airwaymuscletone,anddecreaseandalsoactonchestandabdominalwallcompliance."TreatingsleepdisordersinchronicopioidusersDemographic(age,gender,andBMI)andpolysomnographic(AHIseverity,inclusionineitheroldornewdefinitionsofREM-relatedOSA,ESS,arousalindex,saturationbelow90%,andsaturationnadir)detailsoftheincludedsampleareshowninTable1.ComparingREM-andNREM-RelatedObstructiveSleepApneainJordan:ACross-SectionalStudyThereportedparametersincludedsleepefficiency,wakeaftersleeponset(WASO),sleeplatency,REMlatency,rapid-eyemovement(REM)sleep,nonREM(NREM)sleep(stages1-3),snoringsounds,apnea-hypopneaindex(AHI),arousalindex,spontaneousarousals,respiratoryeffort-relatedarousals(RERA),legmovementarousals,periodiclegmovementsinsleep(PLMS),PLMSinREMandNREM,oxygensaturation(Sp[O.sub.2]),andCT90.SleepQualityandLevodopaIntestinalGelInfusioninParkinson'sDisease:APilotStudyOthermeasuresofthediseaseactivityincludethedegreeofhypoxemiaandthearousalindex.Forsome,thepresenceoftheclinicalsequelaeofapneaisconsideredwhenevaluatingtheclinicalseverityofOSA.AComparisonofTwoNightsofAmbulatorySleepTestinginArrhythmiaPatientsSignificantdifferenceswerefoundforAHI(F=388.368,P<0.001),minimalpulseoxygensaturation(F=91.902,P<0.001),andarousalindex(F=31.014,P<0.001)amongfourgroups;nosignificantdifferenceswerefoundforCRAE(F=0.460,P=0.599)andCRVE(F=0.404,P=0.586)amonggroups;thereweresignificantdifferencesforAVRbetweenGroupIandGroupIV(63.6[+or-]5.1%vs.RetinalVascularMorphologicalChangesinPatientswithExtremelySevereObstructiveSleepApneaSyndromePSGbaselinesegmentrevealedsignificantsleepfragmentationwithincreasedawakeningsandarousals(arousalindex=23.1/hr).ResolutionofPeriodicBreathinginaChildwithIdiopathicPulmonaryArterialHypertensionSpontaneousarousalsalsoaccountedfortotalarousalindex(ArI),andifoneoccurred,stimuluswasnotpresenteduntil45secondsafterthesubjectfellbacktosleep.CardiovascularConsequencesofRepetitiveArousalsovertheEntireSleepDurationBodymassindex(BMI),AHIseverity,andmeanoxygensaturation,lowestoxygensaturationandarousalindexscoresacquiredduringPSGweresignificantlycorrelatedwithOSDIscores,TBUTandSchirmertestvalues(p<0.001)(Table3).EvaluationofocularsurfacehealthinpatientswithobstructivesleepapneasyndromeVarioussurrogatemeasuresofarousalssuchasactigraphyhavebeenshowntoimprovethearousalindexandpossiblytheagreementbetweenOSASdiagnosisandPSG.5,6Anyimprovementmayonlybeslightandnotclinicallyimportant,asreportedbyMasaetal.7incaseofatype3device.Useofaportablemonitoringdevice(SomnocheckMicro)fortheinvestigationanddiagnosisofobstructivesleepapnoeaincomparisonwithpolysomnography4)TAI(TotalArousalIndex)withoxygendrop/AHI(ApnoeaHypopnoeaIndex)andOAarehighinGroup1patients.SleepstudiesinCOPDpatientsArousalindexwasdefinedasthenumberofawakeningsperhour.ObstructivesleepapneasyndromeandsleepefficiencyinpatientswithankylosingspondylitisAdropinthebloodpressureatthistime,itissuggested,willprovidefurtherprotectionagainsttheseadversecardiovascularevents.18-19Moststudiesfoundinfavorofamonoblocappliance(75%ofmaximummandibularadvancement)overtreatmentperiodsfrom2weeksto3months,areductioninAHIandarousalindexandimprovingoxygensaturation.ORALDEVICETHERAPYFOROBSTRUCTIVESLEEPAPNEA
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