A total of 3523 people aged 50 years or older were examined at their homes in 105 randomly selected clusters in hungary. Raab is a crosssectional communitybased survey aimed at assessing the prevalence of avoidable eye conditions and the. First rapid assessment of avoidable blindness survey in the. A needs assessment of surgical services was conducted by interviewing service providers. Raab is a crosssectional communitybased survey aimed at assessing the prevalence of avoidable eye conditions and the coverage and outcomes of cataract surgery in a population above 50 years of age. Prevention of avoidable blindness and visual impairment has been the subject of several resolutions adopted by the health assembly, 2 which, inter alia, encouraged several international partnerships and alliances to work at the global level in this field. The rapid assessment of avoidable blindness raab has been developed as a simple and rapid survey methodology that can provide. 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 impairment, cataract surgical coverage, cataract surgery outcome, and barriers to uptake of cataract surgical services. Participants were asked whether they had ever been diagnosed with diabetes by a health professional and whether they were taking diabetic medication. World view rapid assessment of avoidable blindness and needs. 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. The fiftyninth world health assembly, in resolution wha59. 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.
The rapid assessment of avoidable blindness raab has been used for assessment of prevalence and causes of avoidable blindness throughout the world5 6 and has been undertaken successfully in kunming city, yunnan province in southwest china. In 2001 2, the blindness prevention program of the world health organization who developed a methodology called rapid assessment of cataract surgical services, which then became the rapid assessment of avoidable blindness raab, a simple, rapid assessment methodology that can provide data on prevalence and causes of avoidable blindness 3, 4. In the present study, we examined the causes and the prevalence of avoidable blindness and visual impairment, as well as the prevalence of diabetic retinopathy in individuals aged. Rapid assessment of avoidable blindness and needs assessment. Prevention of avoidable blindness and visual impairment. Abstract this rapid assessment of avoidable blindness survey was conducted in rwanda from th july to 12th august 2015 to assess the prevalence and causes of blindness and visual impairment vi in rwanda. Purposeto estimate the prevalence of blindness, visual impairment, diabetes, and diabetic retinopathy in north jordan irbid using the rapid assessment of. The data associated with the enumerator areas eas were extracted from a map in a geographic information system gis and imported into excel. 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 raab is intended to provide the prevalence of blindness and visual impairment, its main causes, the output and quality of eye care services, barriers, cataract. Eligible participants are those aged 50 y and above who have lived in the household for at least three months of the year.
Findings from a rapid assessment of avoidable blindness raab. Compact segment sampling was used in each of the 60. The rapid assessment of avoidable blindness raab is a recent rapid assessment method that is more comprehensive and includes all the causes of visual impairment 7. Sep 19, 2011 the rapid assessment of avoidable blindness raab is a recent rapid assessment method that is more comprehensive and includes all the causes of visual impairment 7. Peek acuity allows anyone to measure visual acuity, which is one of the components of vision. The data suggests that expansion of eye care programmes to address avoidable causes of blindness is necessary in this area of zambia. Relevant data were imported into the rapid assessment of avoidable blindness raab software, which identified the number and location of the eas to be used in the study. It is not intended to replace detailed examinations from a qualified eye health professional.
Therefore, the moh, timorleste, decided to carry out a rapid assessment of avoidable blindness raab survey to assess the impact of ongoing eye care service and to design the countryspecific eye health strategic plan in line with the who global action plan 20142019. This process can be used as a model for other districts in bangladesh. Rapid assessment of avoidable blindness raab is a rapid survey methodology. Jun 21, 2012 the rapid assessment of avoidable blindness raab survey technique was developed as an efficient and quick way to describe blindness at district level populations of approximately 12 million people. Rapid assessment of avoidable blindness raab the center. Rapid assessment of avoidable blindness and dr is a crosssectional communitybased survey developed as an efficient and quick way to describe blindness, vi, and dr at a district level populations. Malawi southern region rapid assessment of avoidable. The fred hollows foundation works on rapid assessment of avoidable blindness, a program that works with needful people and sidebyside with the local people to focus on sustainability of a crucial part of the body. Though raab provides comprehensive information on prevalence and causes of visual impairment, the information on uncorrected refractive errors is limited to prevalence only. It is designed by eye care professionals to be used to help identify people who need further examination by, for example, an optometrist or ophthalmologist. 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. Introduction a rapid assessment of avoidable blindness raab was conducted in southern zambia to establish the prevalence and causes of blindness in order to plan effective services and advocate for support for eye care to achieve the goals of vision 2020.
Al ghamdi, ah rabiu, m hajar, s yorston, d kuper, h polack, s rapid assessment of avoidable blindness and diabetic retinopathy in taif, saudi arabia. The package contains windows software, supporting documentation and. The rapid assessment of avoidable blindness raab is a populationbased survey methodology that provides data on prevalence of causes of blindness. May 10, 2016 the data associated with the enumerator areas eas were extracted from a map in a geographic information system gis and imported into excel. Feasibility of the rapid assessment of avoidable blindness. The rapid assessment of avoidable blindness raab survey technique was developed as an efficient and quick way to describe blindness at district level populations of approximately 12 million people 8. Prevention of avoidable blindness and visual impairment report by the secretariat 1. The rapid assessment of avoidable blindness raab is a rapid survey method. Diabetes and diabetic retinopathy assessment at the household rapid assessment of avoidable blindness plus diabetic retinopathy the diabetes status of survey participants also was assessed. World view rapid assessment of avoidable blindness in. Findings from a rapid assessment of avoidable blindness. Methods rapid assessment of avoidable blindness and diabetic retinopathy methodology was used.
The raab software package is for the entry and analysis of data from rapid assessment of avoidable blindness surveys raabs. Results from the rapid assessment of avoidable blindness survey in gezira state, sudan kamal hashim binnawi 1, awad hassan mohamed 1, balgis alkhair alshafae 1, zainab abdalla 2, mazin alsanosi 2, mamoun mirghani ahmed 3, fadwa hashim binnawi 3 1 national program for prevention of blindness, khartoum, alneelain university, khartoum, sudan 2 the carter. Prevalence of blindness and diabetic retinopathy in northern. A rapid assessment of avoidable blindness in southern zambia. Cambodia rapid assessment for avoidable blindness 2007 ghdx. Modified into rapid assessment of cataract surgical services racss 2005. Cluster randomisation was used to select villages in the survey area. Modified to rapid assessment of avoidable blindness raab with focus on vision 2020 district level planning. Using the latest census data, which has age divisions at. Raab is a free software package for the entry and analysis of data from rapid assessment of avoidable blindness surveys.
Many countries are now using the raab as a planning tool for vision 2020 programmes. Findings from racss and raab are essential as baseline data for planning of intervention programmes to eliminate avoidable blindness, and to measure. Some 80% of all blindness is avoidable and is caused by cataracts, refractive defects, glaucoma, and diabetic retinopathy. The rapid assessment of avoidable blindness raab is a rapid survey methodology developed at the international centre for eye health iceh. First rapid assessment of avoidable blindness survey in.
The rapid assessment of avoidable blindness raab survey is a relatively cheap and easy means of generating populationbased data on prevalence and causes of blindness in persons aged 50 and over. A rapid assessment of avoidable blindness raab was conducted in southern zambia to establish the prevalence and causes of blindness in order to plan effective services and advocate for support for eye care to achieve the goals of vision 2020. District rapid assessments developed in india required for decentralised eye care services based on who blindness survey form 2000. It is a population based survey of blindness and visual impairment and eye care services among people aged 50 years and over.
Capacity building to conduct rapid assessments of avoidable. Rapid assessment of avoidable blindness raab is a wellestablished and widely used method to collect representative populationbased epidemiological data on the prevalence and causes of blindness, visual impairments, and eyecare services. National surveys of avoidable blindness and visual impairment. It is rapid because it measures visual impairment only in those aged over 50 years, who account for over 80% of the blindness in the population yet a small proportion of the total population size. Modified into rapid assessment of cataract surgical services racss. Rapid assessment of avoidable blindness in rwanda 2015. Prevalence of blindness and diabetic retinopathy in. Rapid assessment of visual impairment in urban population. The majority of the causes were avoidable, with cataract accounting for 53% of all cases of blindness. Purpose to estimate prevalence of blindness, diabetic retinopathy and causes of blindness through rapid assessment of avoidable blindness raab survey in pune, india to develop an evidence base for planning urban eye care services. Households were selected by compact segment sampling. Methods cluster randomisation was used to select villages in the survey area.
The aims of this study were to conduct a rapid assessment of avoidable blindness in satkhira district, to estimate the prevalence and causes of blindness in people aged 50 years. A rapid assessment of avoidable blindness in southern. Rapid assessment of avoidable blindness raab 5 hans limburg md phd. The assessment was based on the standardized methodology of the rapid. Silva national surveys of avoidable blindness and visual impairment on prevalence and causes of avoidable blindness 3, 4. Rapid assessment of avoidable blindness and diabetic. Rapid assessment of avoidable blindness in rwanda 2015 a population based survey of blindness and visual impaitment. To estimate the magnitude and causes of blindness in people aged. Raab is a crosssectional communitybased survey aimed at assessing the prevalence of avoidable eye conditions and the coverage and outcomes. Rapid assessment of avoidable blindness pubmed central pmc. The rapid assessment of avoidable blindness raab is a standardised method to conduct a population based survey on blindness and visual impairment in a defined population. Riio rapid assessment of avoidable blindness in rwanda 2015 6 the segment, all households in the mudugudu are included in the sample sequentially, until 50 people aged 50 y and above are identi. World view rapid assessment of avoidable blindness and.
It is a population based survey of visual impairment and eye care services among people aged 50 years and over. Rapid assessment of visual impairment in urban population of. A rapid assessment of avoidable blindness raab was conducted in southern zambia to establish the prevalence and causes of blindness in order to plan effective services and advocate for support. Rapid assessment of avoidable blindness in three counties. The package contains software windows only, supporting documentation and training materials. Rapid assessment of avoidable blindness provides valid estimates in a short period of time to assess the magnitude and causes of avoidable blindness.
This can be a district, a state or province or an entire country. 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 impairment, cataract surgical coverage, cataract surgery outcome, and barriers to. The rapid assessment of avoidable blindness raab survey technique was developed as an efficient and quick way to describe blindness at district level populations of approximately 12 million people. Thereafter, a more comprehensive, rapid assessment method namely rapid assessment of avoidable blindness raab was developed in order to assess the prevalence and causes of visual impairment and blindness in population aged 50 years and above. The raab6 software package is for the entry and analysis of data from rapid assessment of avoidable blindness surveys raabs. Rapid assessment of avoidable blindness raab is a rapid methodology to conduct a population based survey of visual impairment and eye care services among people aged 50 years and over. They are trying to end avoidable blindness in underprivileged communities. Programme planners are often reluctant to plan surveys, as they are believed to be expensive, timeconsuming, and complicated. World view rapid assessment of avoidable blindness in negros. So far, raab has been successfully undertaken in kenya, 1 bangladesh, 2 the philippines, botswana, rwanda, mexico, and china personal communication.
1041 423 1605 1290 1241 394 1184 992 1413 1005 1579 75 456 452 444 832 780 876 803 478 912 1169 1329 1337 535 1484 1381 1455 1512 1649 581 391 1499 361 354 1421 952 1141 954 602 244 630 1315 591 152 649