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ID:33087269
大小:1.09 MB
页数:29页
时间:2019-02-20
《学龄期儿童近视进展的纵向性研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、温州医学院硕士学位论文学龄期儿童近视进展的纵向性研究姓名:林丹丹申请学位级别:硕士专业:眼科学指导教师:吕帆2012-05-16温州医学院硕士学位论文学龄期儿童近视进展的纵向性研究中文摘要目的两年期随访调查学龄期近视儿童屈光变化,获得近视进展状态和规律,探讨与近视进展相关的因素。方法120名8—13岁的近视儿童自愿入选本项研究,以睫状肌麻痹后自动电脑验光、屈光度数和眼轴长度作为主要研究参数,跟踪随访测量,每6个月1次,至24个月。分析其近视进展的状况及年龄、初始度数、散光等因素在近视进展中所起的作用。结果(1)共92人完成随访,其中男54人,女3
2、8人。平均年龄:10.18±1.03岁,初始度数:一2.46±1.03D,年平均进展度数一0.69±0.29D,且在研究开始后的半年(0—6月)屈光变化值(-0.53+0.37D)较大(t=一7.59,P3、07,P=O.046)。结论学龄期近视儿童年近视进展量明显,近视度数年进展量o.50D~1.OOD,年龄小、初始度数高、散光的存在是近视进展的相关因素。[关键词]学龄期近视相关因素4ALongitudinalStudyofMyopiaProgressionamongSchoolChildrenABSTRACTObjec伽elongitudinalfollow.upstudywasdesignedtoinvestigatetheprogresslonofmyopiaamongschoolchildrenanditsimpactfactor文.Met4、hods120childrenagedeighttothirteenyearsoldwererecruitedintothisstudy·Cycloplegicobjectiverefractionwasmeasuredovera24。monthperlodmthanintervalof6monms.Inadditiontomyopiastatus,thefactorsincludingage,1mtlalrefractiveerrorandastigmatismwereanalsizedabouttheircoHelationtomyoplap5、rogression.Restdts(1)92childrensubjectscompletedthestudy,54boysand38girls.‘I’heaveragemyopicincreasingratewas一0.69+0.29Dperyear·Theamountofpro铲essloninme觚halfyear(-o.53+0.37D)wascomparativelylarger(t--7·59,P<0.001)·’I、heaVeragevariableofaxiallengthwas0.33ram.(2)Themyopicprogr6、esslonVarlousamongages(F=2.724,P=0.049).TheYoungerchildren,the删emyoplaprogression.(3)Amongthesubjectswhoseinitialmy。piahigherthan‘2·OoD,hadmoreprogressionthanthatunder.2.00D(F=8.168,P=0·006)·(4)Childrenwhohadastigmatismatbaselinewerefoundhavingslightlymoremyoplcprogresslon(F=7、4.107,P=0.046)。Conchsio璐Anapproximatethreequartermyopiaprogressionarehappening锄ongmvopiaadolescents.Age,initialmyopiastatusandbaselineastigmatismarecomblnedresponsibleforthisprogression·[Keyword]schoolchildren.myopia,relatedfactor温州医学院硕士学位论文引言儿童近视发生率呈现日趋严重的趋势,1995年小学生近视眼患病率为28、0%,2000年已增至30.04%⋯。然而近视的发病机制未明,临床上也缺乏行之有效的预防和控制措施。环境因素影响近视的发生机制主要有离焦
3、07,P=O.046)。结论学龄期近视儿童年近视进展量明显,近视度数年进展量o.50D~1.OOD,年龄小、初始度数高、散光的存在是近视进展的相关因素。[关键词]学龄期近视相关因素4ALongitudinalStudyofMyopiaProgressionamongSchoolChildrenABSTRACTObjec伽elongitudinalfollow.upstudywasdesignedtoinvestigatetheprogresslonofmyopiaamongschoolchildrenanditsimpactfactor文.Met
4、hods120childrenagedeighttothirteenyearsoldwererecruitedintothisstudy·Cycloplegicobjectiverefractionwasmeasuredovera24。monthperlodmthanintervalof6monms.Inadditiontomyopiastatus,thefactorsincludingage,1mtlalrefractiveerrorandastigmatismwereanalsizedabouttheircoHelationtomyoplap
5、rogression.Restdts(1)92childrensubjectscompletedthestudy,54boysand38girls.‘I’heaveragemyopicincreasingratewas一0.69+0.29Dperyear·Theamountofpro铲essloninme觚halfyear(-o.53+0.37D)wascomparativelylarger(t--7·59,P<0.001)·’I、heaVeragevariableofaxiallengthwas0.33ram.(2)Themyopicprogr
6、esslonVarlousamongages(F=2.724,P=0.049).TheYoungerchildren,the删emyoplaprogression.(3)Amongthesubjectswhoseinitialmy。piahigherthan‘2·OoD,hadmoreprogressionthanthatunder.2.00D(F=8.168,P=0·006)·(4)Childrenwhohadastigmatismatbaselinewerefoundhavingslightlymoremyoplcprogresslon(F=
7、4.107,P=0.046)。Conchsio璐Anapproximatethreequartermyopiaprogressionarehappening锄ongmvopiaadolescents.Age,initialmyopiastatusandbaselineastigmatismarecomblnedresponsibleforthisprogression·[Keyword]schoolchildren.myopia,relatedfactor温州医学院硕士学位论文引言儿童近视发生率呈现日趋严重的趋势,1995年小学生近视眼患病率为2
8、0%,2000年已增至30.04%⋯。然而近视的发病机制未明,临床上也缺乏行之有效的预防和控制措施。环境因素影响近视的发生机制主要有离焦
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