to: from: re: player x’s workload analysis date · 2019-01-28 · workload analysis, this report...
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![Page 1: To: From: Re: PLAYER X’s Workload Analysis Date · 2019-01-28 · workload analysis, this report also contains a countermeasures analysis (CMA) that would build upon the effectiveness](https://reader036.vdocuments.us/reader036/viewer/2022070720/5ee0be4aad6a402d666bde18/html5/thumbnails/1.jpg)
1 Copyright2018–MotusGlobal,Inc. 7/16/18
To:From:
Re:PLAYERX’sWorkloadAnalysisDate:
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2 Copyright2018–MotusGlobal,Inc. 7/16/18
Overview:Thisreportdetailstheworkloadanalyticssurroundingthereturn-to-throwingprogramandUCLruptureofPLAYERX,leadingtocessationofthrowingactivityonDATE/MONTH/YEAR.Inadditiontotheinsightsgatheredfromtheworkloadanalysis,thisreportalsocontainsacountermeasuresanalysis(CMA)thatwouldbuildupontheeffectivenessofthecurrentRTPprotocol.Specifically,thisreportanalyzesPLAYERX’selbowexposuretotwo(2)periodsofelevatedacute:chronicworkloadratios.Thetwoperiodsoftimewithroomforimprovementsurroundweekthree’s(3)aberrantworkloadspike,andduringthetransitionfromathree(3)dayperweekthrowingfrequency,toasix(6)dayperweekthrowingfrequency.TheCMAsuggeststhatstrictmonitoringoftotalone-dayworkloadinlieuofthrowcountinearlyweeksofrehabismoreeffective.Furthermore,theCMAsuggeststhatamoreconservativeincreaseinthrowingfrequencyinlaterweeksofrehabreducesrisk.
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3 Copyright2018–MotusGlobal,Inc. 7/16/18
IntroductiontoWorkloadDefinitions:TheMotussleevemeasuresthepeakvalgustorqueofeachthrowmadeduringuse.Dailyworkloadisdefinedasthesumofvalgustorqueinaday.Acuteworkloadisdefinedasarollingseven(7)dayaverageofDailyworkload.Chronicworkloadisdefinedasarollingtwenty-eight(28)dayaverageofDailyworkload.Acute:ChronicRatioisdefinedastheAcuteworkloaddividedbytheChronicworkload.
Figure1–WorkloadDefinitionsofAcute,Chronic,andAcute:ChronicWorkloadRatio
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4 Copyright2018–MotusGlobal,Inc. 7/16/18
InitialAnalysis:SeenbelowinFigure2arePLAYERX’sOneDayworkloads,ThrowCounts,andresultingACRatiosstartingonDATE/MONTH/YEARthroughDATE/MONTH/YEAR.Particularly,therearetwo(2)majorexposurestohighriskperiodsofelevatedacute:chronicratios,andsubstantialexposuretomediumriskperiodsofelevatedacute:chronicratios.Thefirstexposureoccurredafter80throwsweremadeinthethirdweekofrehabwithmuchhigherintensitythanweektwo’s(2)80throwsession(green).Thesecondexposureoccurredafterthefrequencyofthrowingdaysperweekincreasedfromthree(3)tosix(6)daysperweekaroundweek’s5and6(blue).
Figure2-PLAYERX’sThrowCounts,Workloads,andACRatios.
Figure3-RiskcategoriesassociatedwithAcute:ChronicWorkloadRatio.
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5 Copyright2018–MotusGlobal,Inc. 7/16/18
CountermeasuresAnalysis(CMA):UsingthetypicalOneDayworkloadsproducedbyPLAYERX,acountermeasuresanalysiswasdevised.Theprogressionconsistedofagradualincreaseindailyloadforfive(5)weeksofthree(3)daysperweekofthrowingfrequency,toaperiodizedincreaseindailyloadforthree(3)weeksoffour(4)daysperweekofthrowingfrequency,toafinalweekoffive(5)daysperweekofthrowingfrequency.TheresultingCMAdramaticallyreducestheexposuretohighandmediumriskdaysasindicatedbytheacute:chronicratio.
Figure4–CountermeasuresAnalysis:WorkloadProgressionofOneDayWorkloadsandACRatio
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6 Copyright2018–MotusGlobal,Inc. 7/16/18
ConvertingOneDayWorkloads:Aftersolvingforthedailyworkloadsthatminimizeacute:chronicratios,theworkloadswereconvertedintodailythrowcountsforcomparisontotheinitialthrowingprogram.Eachdailyworkloadwasdividedbytheaveragevalgustorqueperthrowforhigheffortandloweffortthrows.
Figure5–ActualProgramvs.CountermeasuresAnalysiswithTotalandHighEffortThrows
Figure6–AverageTorquesforHighandLowEffortThrows
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7 Copyright2018–MotusGlobal,Inc. 7/16/18
ComparingPLAYERX’sandCMAProtocols:PLAYERX’sactualthrowingprogramresultedinatotalofsix(6)highriskthrowingdayswithanACRatioabove2.0,thirteen(13)mediumriskthrowingdayswithanACRatioabove1.5,andthirty-four(34)lowriskthrowingdayswithanACRatiobelow1.5.TheCMAresultedina100%reductioninhighriskthrowingdays,a30%reductioninmediumriskthrowingdays,andadded29%morelowriskthrowingdays.Uponinspectingthedifferencesinadditionalworkloadprogressions,theCMAresultedinamoreconservativechronicworkloadprogression.Thiswasaccomplishedbyintroducingareducedprogressionofthrowingfrequencyperweek.PLAYERX’sRTPprotocolprogressedfrom3-daysperweekto6-daysperweekina8dayspan.TheCMAsuggestsaprogressionfrom3-daysperweek,to4-daysperweek,to5-daysperweek,overamoregradualperiodoftime.
Figure7–ChronicWorkloadProgressionandThrowingFrequencyProgression
Figure8–RiskDaysBetweenPLAYERX’sActualProgramandCMAProgram
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8 Copyright2018–MotusGlobal,Inc. 7/16/18