窦性心率震荡和微伏级t波电交替在急性冠脉综合征患者中的变化与预测价值

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1、浙江大学硕士学位论文英文摘要18，aged40-79yearsold，meanaged60．7土9．1yearsold)．加lalyzeall妇1epatients谢m24hours知nbulato巧ECGdocumentsandcalculatetheiIldicators，theⅧ玎、ⅣaseVal眦dbymetuIbllenCeonset(TO)andtu工．bulenceslope(TS)a11d也eMTWA、ⅣaSeValuatedby‰ma)【MTWA．Theobservation铲oup、瞅e缸merdiVidedmou11stablea

2、119i11apectorissub孕oup(UAP，32cases)andacutemyocardjalilmu．ctionsub伊oup(A】ⅥI，24cases)accordingtot11es)，11drome、elec仃ocardio鲫llicandc砌iac珈【uscleem【弘ne．Thepatients、Ⅳeredivided缸osillgleVesselsub孕oup(16caSes)，t、ⅣoVesselsubgroup(22cases)andtllreeVesselsub孕oup(18eaSes)accordillgtotlled

3、e孕eeofcoronaIyarte巧lesionsinVolVement．Thedurationoff01low—upwas12mon也s，arldmeoccl】ITenceofMACE：、Ⅳasobserved．Result：1．Comparedt11eACSpatientswimmepatientsi11con仃olgroup，TO、TS删i11creasedsi画ficantly(P<0．01)，MTWAmaXwasi11creaSedp硼y(P

4、ntsinUAPsubgroup，To、TS麟di虢rent丘om也eUAPgroup@<0．05)．3．Comparedt11epatientsi11SillgleVesselsub孕oup诵mt11reevesselsub伊oup：thereweresi嘶ficantdi虢rencesinTO、TS，MTW纽axTS、MT珊妞a)【(p<0．05)．4．Using，T0>O，TS<2．5ms／RRaSreferencecriterion，WhenitwaSusedt0predictMAEi11patiems谢t11ACS，t11esenSitiV毋

5、waS64．n％and53．11％reSpectiVely．Thespeci6c时w2us76．33％and87．62％．ThepositivepredictiVeValuewas73．84％a11d83．84％．ThenegatiVepredictiVeValue、Ⅳas83．70％and93．46％．111eareasu11dertlleI的CeurveswereO．514，O．691reSpectiVelystalldingforTO，TS．5．UsingMTWAmax>47¨VaSreferencecriterion，Ⅵmenit、Ⅳasuse

6、dtopredictⅥ浙江大学硕士学位论文英文摘要啪i11patients谢thACS，舭sensitiVit)rwaS56．67％Thespecifici够was67．62％．mpositiVepredictiVeValuewaS29．02％．ThenegatiVepredictiVeV2Lluewas92．20％．啊1eareasurldertheROCcurves、vereO．621．6．Comb“ngHRTaIldMTⅥAmax鹤rcf．erencecriterion，Whenitw嬲uSedtopredict№址iIlpatientswi也A

7、CS，恤senSitiVi够硼35．61％，恤Specific埘麟97．42％，thepositiVepredictiveVaLluewaS62．25％，andthenegatiVeprediCtiVeValue、ⅣaS92．39％．T11eareauIldertheROCcurveswasO．545．Conclusion111enon-maSiVec砌iacelectricalmicators㈣玎、MTWA)of也epatie鹏丽mACShalvebeendbnormmi11di丘．erentdegrees．ndeⅡ10ns仃atedthatthea

8、utono血cnervoussyStemfhnction、ⅣaS妇-p舭dobviouslya