The specific raab software package developed for the survey. Subjects with visionimpairing cataract were questioned on barriers keeping them from pursuing cataract surgery, and subjects that had undergone cataract surgery were asked about their operations. A nationwide rapid assessment of avoidable blindness survey was undertaken in the maldives among people aged 50 years or more to assess the prevalence and causes of blindness and visual. Methods of assessment of avoidable blindness world health organization. The rapid assessment of avoidable blindness raab has been developed as a simple. Rapid assessment of avoidable blindnesspast, present, and. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Rapid assessment of avoidable blindness provides valid estimates in a short period of time to assess the magnitude and causes of avoidable blindness.
The first rapid assessment of avoidable blindness raab. Rapid assessment of avoidable blindness in bangladesh taylor. Findings from racss and raab are essential as baseline data for planning of intervention programmes to eliminate avoidable blindness, and to measure achievements over time of ongoing intervention programmes. Data analysis was done using the standard raab software. A rapid assessment of avoidable blindness planning module is currently being developed based on the outcomes of this study. Our line of hardware devices for the blind includes the focus blue family of refreshable braille displays, which offers unsurpassed braille quality and comfortable, efficient keyboard and controls, permitting rapid braille input on pc, or mobile devices. The rapid assessment of avoidable blindness raab has been developed as a simple and rapid survey methodology that can provide. Cambodia rapid assessment for avoidable blindness 2007 ghdx. Description of the assessment the rapid assessment is a standardized populationbased survey method to assess the prevalence and causes of visual. So far, raab has been successfully undertaken in kenya, 1 bangladesh, 2 the philippines, botswana, rwanda, mexico, and china personal communication. Methods and findings sixteen randomly selected districts where blindness surveys were undertaken 7 to 10 years earlier were.
This page links to the most uptodate raab5 and raab6 software. The prevalence estimates considered the design effect. The rapid assessment of avoidable blindness, or raab, is a relatively simple. Purpose to obtain new rapid assessment of avoidable blindness raab data on the prevalence, causes and trends of blindness, visual impairment and cataract surgery. The raab software package and stata 9 software were used to enter and analyse data. The raab study methodology elicits information on the magnitude and causes of blindness and vision impairment via reduced vision screening and ocular health screening of adults. Raab, either a repeat or a first time survey, was completed in 8 countries in this decade 2010 onwards. Training of trainers in rapid assessment of avoidable. Brien holden vision institute and school of optometry and vision science, university of new south wales, sydney, australia. The rate of worldwide blindness at the beginning of the 21st century will double by the year 2020 if provision of eye care services is not improved. Rapid assessment of avoidable blindness in india plos. A rapid assessment of avoidable blindness raab was conducted in manicaland province, zimbabwe from march to april 2016.
The assembly has before it a report document a659 on the progress made in implementing the action plan for the prevention of avoidable blindness and visual impairment since the endorsement of the action plan in resolution wha62. Further, most of these benefits are likely to accrue directly to women and among the poor. Seventysix clusters of 50 people 50 years or older were selected by probability proportionate to size sampling of clusters. Rapid assessment of avoidable blindness raab is a rapid survey. First national blindness survey, 1981 in nepal had shown prevalence of bilateral blindness as 0. The rapid assessment of avoidable blindness raab is a rapid survey methodology developed at iceh, and used to complete over 300 surveys of visual impairment and blindness to date. Blindness is the inability to see things, even light. Rapid assessment of avoidable blindness in kunming, china.
The elbraille solution is a portable device to keep users connected at. Rapid assessment of avoidable blindness in rwanda 2015. Based on the findings from 1992, the prevalence of blindness was estimated at 2. Rapid assessment of avoidable blindness raab is a rapid survey methodology. This software allows data entry, sample size calculation, and standardized data analysis. Blindness is strictly defined as the state of being totally sightless in both eyes. The rapid assessment of avoidable blindness raab has been developed as a simple and rapid survey methodology that can provide data on the prevalence and causes of blindness. The rapid assessment of avoidable blindness raab is a rapid survey. The number of people needed for the survey is calculated using an automated programme within the raab software package. This amounts to 30% of global blindness and 32% of global visual impairment. Methods a crosssectional study of a population in thailand age 50 years old or over aimed to assess the prevalence and causes of blindness and visual impairments. The rapid assessment of avoidable blindness raab was a cbm international project, conducted with ms eye care partner in takeo province, cambodia. Rapid assessment of avoidable blindness raab is a rapid survey methodology developed at iceh.
The module is focused at the district planning level and will complement existing tools such as whos eye care service assessment tool, which is used at the national level. Rapid assessment of avoidable blindness raab semantic scholar. Since 1992, there was no studies were done on the prevalence of avoidable blindness in mongolia. Prevalence of blindness and cataract surgical coverage in. The training was cofunded by the fred hollows foundation and was attended by thirteen rapid assessment of avoidable. The rapid assessment of avoidable blindness raab methodology was used with mobile data collection using the mraab smartphone app. Third, it has an openaccess data entry and analysis software that provides robust, autogenerated analysis reports of key eye health indicators disaggregated by. Pdf first rapid assessment of avoidable blindness survey. We would like to thank the management and staff of caritas takeo eye hospital for helping. Implementation of the action plan for the prevention of avoidable blindness and visual impairment.
The word blindness, however, is commonly used as a relative term to signify visual impairment, or low vision, meaning that even with eyeglasses, contact lenses, medicine or surgery, a person does not see well vision impairment can range from mild to sev. This guide presents basic principles pertinent to the design, conduct and interpretation of blindness prevalence surveys, the results of which can be used in designing blindness prevention programmes. Rapid assessment of avoidable blindness and diabetic retinopathy. Generating evidence for planning eye care service delivery in an. This is the first rapid assessment of avoidable blindness raab study in thailand. Prevention of avoidable blindness and visual impairment report by the secretariat 1. Cataract and refractive error were the primary causes of severe visual impairment 73. Rapid assessment and avoidable blindness raab in myanmar. We conducted a rapid assessment of avoidable blindness raab in 8 districts of bangladesh january 2010 december 2012 to establish the prevalence and causes of blindness. The fiftyninth world health assembly, in resolution wha59.
A rapid assessment of avoidable blindness in southern zambia. A completely blind individual is unable to see at all. A comparative assessment of avoidable blindness and visual. It is a population based survey of blindness and visual impairment and eye care services among people aged 50 years and over. Search for library items search for lists search for contacts search for a library. A training of trainers in rapid assessment of avoidable blindness was held at the regional office of the western pacific in manila, philippines from 10 to 15 march 2014. Results of rapid assessment of avoidable blindness summary report. Background rapid assessment of avoidable blindness provides valid estimates in a short period of time to assess the magnitude and causes of. A comparative assessment of avoidable blindness and visual impairment in seven latin american countries. Rapid assessment of avoidable blindness for health service. Rapid assessment of avoidable blindness in the northern ethekwini district of kwazulunatal province, south africa read online.
Rapid assessment of avoidable blindness raab is a simple and rapid survey methodology that can provide data on the prevalence and causes of avoidable blindness. Scan this qr code with your smart phone or mobile device to read online. The aim of this article is to reflect on the achievements and challenges of raab. The centre for eye research australia cera was commissioned through cbm international to conduct the raab. Prevalence of blindness, visual impairment and diabetes in nuevo leon, mexico 2014. Who rapid assessment of avoidable blindness for health. Eye care ophthalmology needs an accessible, affordable and. This study examines the impact on blind avoidable and treatable eye conditions in this region after significant increase in eye care services in the past decade. It is a population based survey of visual impairment and eye care. The cambodia rapid assessment for avoidable blindness 2007 collected data through household interviews and visual examinations. Seventysix clusters of 50 people 50 years or older were selected by probability proportionate to size sampling of. Data were entered into and analysed using raab software. This population based survey was organised by the ministry of health and child care, in collaboration with cbm, zimbabwe council for the blind and the community eye health institute, university of cape town.
Raab can provide the prevalence of blindness and visual impairment, its main causes, the output and quality of eye care services. Rapid assessment of avoidable blindness raab is a rapid, populationbased survey methodology on blindness, visual impairment and eye care services among people aged 50 years and over. It provides powerful evidence that, by unlocking human potential, money spent on eliminating avoidable blindness is a wise investment. The rapid assessment of avoidable blindness, or raab, is a relatively simple and lowcost survey methodology to provide data on the prevalence and causes of visual loss. We are the only organization in bangladesh with experience of conducting raab studies. Ocular examinations were performed in those with va rapid assessment of avoidable blindness. The rapid assessment of avoidable blindness raab methodology has addressed this need. Elimination of avoidable blindness world health organization. Background rapid assessment of avoidable blindness provides valid estimates in a short period of time to assess the magnitude and causes of avoidable blindness. Rapid assessment of avoidable blindness europe pmc article. Learn about causes, diagnosis, treatment, and more. We have conducted raab studies to estimate the prevalence and causes of blindness in people aged.
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