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时间:2020-05-12
《对比度视力与扫描视诱发电位视力的相关性.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、·20·JournalofForensicMedicine,February2015,Vo1.31,No.1对比度视力与扫描视诱发电位视力的相关性彭书雅,陈捷敏,刘冬梅1,3,周姝,王萌,夏文涛(1.司法部司法鉴定科学技术研究所上海市法医学重点实验室,上海200063;2.新光法医司法鉴定所,山东临沂276017;3.苏州大学医学部法医学系,江苏苏州215123;4.复旦大学上海医学院法医学系,上海200032)摘要:目的比较正视眼及低度、中度近视眼的对比度视力(contrastvision,CV)与扫描视诱发电位视力(sweepvisualevokedpotentialac
2、uity,SVEP—A)的相关性方法对健康青年志愿者96眼分别进行CV与SVEP—A检测。其中正视组37眼,低度近视组27眼.中度近视组32眼采用方差分析和秩和检验对CV及SVEP—A进行统计分析。结果(1)各组CV和SVEP—A均随对比度降低而逐渐下降。(2)1O0%对比度,低度近视组与正视组CV的差异有统计学意义(火0.05);100%、25%和l0%对比度,中度近视组与正视组CV的差异均有统计学意义(P3、计学意义(P<0.05)。结论近视眼CV下降与屈光不正、眼底病变等多种因素有关,矫正屈光不正对于CV和SVEP—A均具有重要意义。关键词:法医学;扫描图像诱发电位,视觉;对比度中图分类号:DF795.1文献标志码:Ad0i:10.3969~.issn.1004—5619.2015.01.005文章编号:1004—5619(2015)01—0020—03CorrelationbetweenContrastVisionandSweepVisualEvokedPotentialAcuitvPENGShu-yan,CHENjie—rainl,LIUDong-meil,ZHOUshul4、,WANGMen,XIAWen—tooI(1.ShanghaiKeyLaboratoryofForensicMedicine,InstituteofForensicScience,Min~tuofJustice,PR.cina,Shanghai200063,China;2.XinguangInstituteofJudicalExpertise,Linyi276017,China;3.Department0厂rensicMedicine.MedicalCollegeofSoochowUniversity,Suzhou215123,China;4.DepartmentofFore5、n—sicMedicine,ShanghaiMedicalCollege,FudanUniversity,Shanghai200032,China)Abstract:0hiectiveTocomparethecorrelationbetweencontrastvision(CV)andsweepvisua1evokedpotentialacuity(SVEP—A)amongpeoplewithemmetropia,mildmyopia,andmoderatemyopia.Meth-odsTheCVandSVEP—Aweretestedindividuallyin96eyesf6、romhealthyyoungvolunteers.including37eyesofemmetropia,27eyesofmildmyopiaand32eyesofmoderatemyopia.ThestatisticanalysiswasdonebyANOVAanalysisandranksun]test.Results(1)Withthedecreaseofcontrast,CVandSVEP—Adecreasedineverygroup.(2)At100%contrast,thediferenceofCVbetweenemmetropiaandmildmyopiaha7、dstatisticalsignificance(P<0.05).At100%,25%andl0%contrast,thedifferenceofCVbetweenemmetropiaandmoderatemyopiahadstatisticalsignificance(P<0.05).(3)Inthesamegroup.thedifierenceof100%and25%contrasthadstatisticalsignificance(P<0.05).Sowasbeeen100%and10%cont
3、计学意义(P<0.05)。结论近视眼CV下降与屈光不正、眼底病变等多种因素有关,矫正屈光不正对于CV和SVEP—A均具有重要意义。关键词:法医学;扫描图像诱发电位,视觉;对比度中图分类号:DF795.1文献标志码:Ad0i:10.3969~.issn.1004—5619.2015.01.005文章编号:1004—5619(2015)01—0020—03CorrelationbetweenContrastVisionandSweepVisualEvokedPotentialAcuitvPENGShu-yan,CHENjie—rainl,LIUDong-meil,ZHOUshul
4、,WANGMen,XIAWen—tooI(1.ShanghaiKeyLaboratoryofForensicMedicine,InstituteofForensicScience,Min~tuofJustice,PR.cina,Shanghai200063,China;2.XinguangInstituteofJudicalExpertise,Linyi276017,China;3.Department0厂rensicMedicine.MedicalCollegeofSoochowUniversity,Suzhou215123,China;4.DepartmentofFore
5、n—sicMedicine,ShanghaiMedicalCollege,FudanUniversity,Shanghai200032,China)Abstract:0hiectiveTocomparethecorrelationbetweencontrastvision(CV)andsweepvisua1evokedpotentialacuity(SVEP—A)amongpeoplewithemmetropia,mildmyopia,andmoderatemyopia.Meth-odsTheCVandSVEP—Aweretestedindividuallyin96eyesf
6、romhealthyyoungvolunteers.including37eyesofemmetropia,27eyesofmildmyopiaand32eyesofmoderatemyopia.ThestatisticanalysiswasdonebyANOVAanalysisandranksun]test.Results(1)Withthedecreaseofcontrast,CVandSVEP—Adecreasedineverygroup.(2)At100%contrast,thediferenceofCVbetweenemmetropiaandmildmyopiaha
7、dstatisticalsignificance(P<0.05).At100%,25%andl0%contrast,thedifferenceofCVbetweenemmetropiaandmoderatemyopiahadstatisticalsignificance(P<0.05).(3)Inthesamegroup.thedifierenceof100%and25%contrasthadstatisticalsignificance(P<0.05).Sowasbeeen100%and10%cont
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