绝经后女性股骨颈骨密度及骨强度的影像学研究

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1、天津医科大学硕士学位论文parametersofthebilateralealcanealquantitativeultrasoundusingapairedttest．PvaluelessthanO．05wasconsidered嬲statisticalsignificance．TheabilityofdiscriminatingosteoporoticfractureWasevaluatedusingROCcurvewiththefollowingparameter：BUA，SOS，STI．ResuItsPmI1．IllallthevolumetricBMDindicestherew

2、erestatisticallysignificantdifferencesbetweennomalgroupandosteoporoticgroup，aswellas，nomalgroupandosteoporoticfracturedgroup，evellafterthecorrectionofage，heightandweight．InallthevolumetricBMDindicesexcepttheindexofCoat，therewerestatisticallysignificantdifferencesbetweenosteoporoticgroupandosteopo

3、roticfracturedgroup(Pvalue0．000and0．007)．111edecentofTrabbetweengrouponeandgrouptwowasthemostas37．4％．ThereWasnosignificantdifferenceofNeck—DXAandLS-DXAbetweenosteoporoticgroupandosteoporoticfracturedgroup．2．Ingeneral，ageWasnegativecorrelatedsignificantlywithCor,Trab，Int，NeckandLSif,=0．000)，andthe

4、strongestcorrelationWasbetweenageandTrab．Weight，BMIhadpositivesignificantcorrelationwithTrab，Total，NeckandLS，andhadnosignificantcorrelationwithCor．ThereweresignificantcorrelationinCor,Trab，Int，NeckandLS(P=0．0000)，andthestrongestcorrelationWasbetweenIntandTrab(r=0。920)．3．Geometricparametersofthefe

5、moralneckweredeterminedby16sliceCTSCanSandvQCTtechniqueinpostmenopausalwomon．，nlemeanvalueofNLinnomalgroupwas79．7士3．62mm，andosteoporoticgroupWas89．8士3．66ram；T}lemeanvalueofNLinnomalgroupWas634+67．4mm，andosteoporoticgroupWas563+60．8mm．4．111eprecisionof3D-BMDoffemoralneckwasbetweenO．159％～1．107％．；NL

6、showedthehighestprecision．0．159％betweentwicemeasuresand0．203％betweenobserverswereobtainedA1loftheaboveparameterswereusefulformonitoringtherapyefficacy．PartIIV天津医科大学硕士学位论文1．InalltheindicesincludingCor,Trab，Int，Neck，BUA，SOS，STItherewerestatisticallysignificantdifferencesbetweennomalgroupandosteopor

7、oticgroup，aswellas，nomalgroupandosteoporoticfracturedgroup，evenafterthecorrectionofage，heightandweight．IIlallthequantitativeultrasoundindicesonlytheindexofSTI，therewerestatisticallysignificantdifferencesbetweenosteopor