نتایج جستجو برای: visual impairment

تعداد نتایج: 481397  

Journal: :Postgraduate Medical Journal 1995

Journal: :Specijalna edukacija i rehabilitacija 2017

Journal: :The British journal of ophthalmology 2010
J Landers T Henderson J Craig

AIM To determine the prevalence and causes of visual impairment and blindness among indigenous Australians living in central Australia. METHODS 1884 individuals aged 20 years or older, living in one of 30 remote communities within the statistical local area of "Central Australia", were recruited for this study, from which 1883 were assessable. This equated to 36% of those > or =20 years old a...

Background. A field study conducted by researchers found the balls used by visual impairment students at school basically used the sound by a small bell inside the ball. However, the sound emitted from the ball is very limited, the ball will sound when it is moved. This makes it difficult for students with visual impairments to find a missing ball that not emitted makes a sound. Objectives. A ...

Journal: :The British journal of ophthalmology 2004
A Fotouhi H Hashemi K Mohammad K H Jalali

AIMS To determine the prevalence and causes of visual impairment in Tehran, Iran, through a population based study. METHODS In a population based, cross sectional study, 6497 Tehran citizens were sampled from 160 clusters using a stratified, random, cluster sampling strategy. The eligible people were enumerated through a door to door household survey in the selected clusters and were invited....

Journal: :iranian journal of public health 0
mohammad khanahmadi 1. dept. of clinical psychology, allame tabataba'ee university , tehran, iran. maryam malmir 2. dept. of exceptional children psychology, science and research branch, islamic azad university , tehran, iran. hosein eskandari 1. dept. of clinical psychology, allame tabataba'ee university , tehran, iran. tahereh orang 3. dept. of psychology, tarbiat modares university , tehran, iran.

depression disorders are associated with serious dysfunction and depressive symptoms. cognitive slowing is a clear symptom observed in all depressed people. pvsat is a measure of cognitive function that specifically assesses visual information processing speed and flexibility, as well as calculation ability. the aim of the present study was to determine whether the paced visual serial addition ...

Journal: :Age and ageing 2003
Harry K M Lee Rhonda J Scudds

OBJECTIVE a cross-sectional study was used to compare the balance ability of older people with and without visual impairment. SETTING Tung Wah Group of Hospitals Jockey Club Rehabilitation Complex and the Pok Oi Hospital Jockey Club care and attention homes for aged individuals. SUBJECTS a total of 66 subjects, 65 years of age and older were divided into three groups based on their degree o...

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