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1、-AbstractABSTRACTObjective：Todiscussion"autologousCage"、Cage+autologoustwobonematerialinpatientswithspondylolisthesischooseposteriorlumbarinterbodyfusion,comparisonsoftheratesoffusion,intervertebralheightlossandclinicalefficacy;andanalysistheratesoffusionafter3mo
2、nth,6month,12month,thentodeterminewhichfusiongraftmaterialrequiredshortertime.Methods：PatientswithLumbarspondylolisthesisforPosteriorlumbarinterbodyfusionsurgerywererandomlydividedintoA,Btwogroups,Agroupchoose"autologousCage"ofbonegraftmaterial，BgroupselectionCag
3、e+autologousbonegraft。Retrospectivetheclinicaldataoftwogroups,comparisonsofthespeedoffusion,theratesoffusion,intervertebralheightlossandclinicalefficacy,Results：Agroupincludedof41cases,Bgroupinvolvedof37cases,ttwogroupsinaverageage、slippagevertebralbody、sexratiow
4、asnotsignificantdifference(P>0.5)；twogroupsinsymptomsimprovementwasnotsignificantdifference(P>0.05)；thepatientsofgroupAin12monthsaftersurgerycomparedto3days,nocasefoundofintervertebralheightloss,thegroupBfound13cases,thedifferencewasstatisticallysignificant（t=-4.
5、818，P＜0.05）；A,Btwogroupsinfusionratesafter3months(P=0.017<0.05)、after6months(P=0.026<0.05)thedifferencewas
statisticallysignificant，butafter12months,thefusionratesbetweentwogroupsthe
differencewasnotstatisticallysignificant(P=0.084>0.05).Conclusion：Agroupof"autol
6、ogouscage"andgroupBwithCage+autogenoustwobone
graftmaterialinposteriorlumbarinterbodyfusiontreatspondylolisthesisthe
symptomsimprovementaftersurgerywasnotsignificantdifference；thetwogroups
inintervertebralheightlossaftersurgery，thedifferencewasstatisticallysignif
7、icant；
twogroupsinfusionratesafter3months、after6monthsthedifferencewasIII----万方数据----Abstractstatisticallysignificant，thatmean:"autologouscage"(Agroup)requiredshortertimethanCage+boneautogenous(Bgroup)infusionrates.Keywords：Lumbarspondylolisthesis；Bonegraftfusion
8、；Fusioncage；Bonegraftmaterial；PosteriorsurgeryIV----万方数据----目录目录第1章引言..........................................................................................
