检索结果-南通市图书馆

A Population-based Study of Lens Opactities

Eye Science 1996年第3期16卷 115-117页

作者： jingjing xu, qiang yu, siping zhu, qing liuzhongshan ophthalmic center,{4.,guangzhou 510060,China Zhongshan Opthalmic center Sun Yat-sen University of Medical Sciences Guangzhou China.

Purpose: Age-related lens opacity is the main cause of vision disablitity in elderly population all over the world. This study was designed to investigate the prevalence and incidence of lens ***: 1817 eyes of 932 adults over 4. year-old were sampled randomly from 4.villeges within Doumen, a county located in the south of Guangdong provience, China. The procedure of the examination was performed by ophthalmologists. The lens opacities were graded according to a standarized photo of the Lens Opacities Classification System II (LOGS- II ).Results: The prevalence of lens opacities in nuclear color, nuclear opacity, cortical opacity and subcapsular opacity was 16. 1% , 28.,6% , 30. 3% and 8. 7% , respectively. The frequency of all four types of opacities increased with age. The prevalence of lens opacities in four types was higher in female than that in male. Conclusion: The data we got are important for prevalence of lens opacities of population-based study as well as basic information for

关键词： lens opacities epidemiology

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

The Etiology of Vision Impairment in Target Population

引用

Eye Science 1996年第3期16卷 118-120页

作者： siping zhu, jingjing xu, qiang yu,{4., sun yat-sen {4. of medical Sciensces, guangzhou 510060, China Zhongshan ophthalmic center Sun Yat-sen University of Medical Sciensces Guangzhou China.

Purpose: research the etiology of vision impairment in target persons over 4. years old in Doumen county , Guangdong ***: Depending on the prevalences of the blindness among the person aged over 50 years, the theoretic sample rate is 1 000/4.8733×100%=2. 05%. The 8 districts were divided into 3 parts according to the local economic situation and the proportion of the population in the areas. In fact, the sampling rate is 932/ 10055 = 88.34..Results:W’e found that impairment 4.. The prevalence of bilateral blindness and low vision was 1. 61% and 3. 22%, respectively. Both prevalences of blindness and low vision were increased with age. The leading cuase of blindness was cataract (4.. 2%). The second was corneal opacity (16. 7% ). Prevalentces of the low vision and the blindness were higher in females than in males (P<0. 005).Conclusions: Curable and preventable diseases were the leading cause for the blindness (70%). Prevalences of blindness and the low vision

关键词： blindness low vision epidemiology

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：