So far, raab has been successfully undertaken in kenya,1 bangladesh,2 the philippines, botswana, rwanda, mexico, and china personal communication. Rapid assessment of avoidable blindness raab is a rapid survey methodology. Rapid assessment of avoidable blindness, cataract, blindness, visual impairment, prevalence. Estimation of prevalence of dm and dr is possible with the optional diabetic retinopathy module drm. The rapid assessment of avoidable blindness raab is a rapid survey. Rapid assessment of avoidable blindness raab is a method endorsed by who for populationbased surveys of vi and eye care services among people aged 50 years and older. Methods a populationbased crosssectional study was performed. Rapid assessment of avoidable blindness and needs assessment.
With the clarion call for the elimination of avoidable blindness by 2020, rapid assessments have evolved to include all causes of avoidable blindness like cataract, refractive errors, trachoma and other causes of corneal scarring. Programme planners are often reluctant to plan surveys, as they are believed to be expensive, timeconsuming, and complicated. The rapid assessment of avoidable blindness raab was a cbm international project, conducted with ms eye care partner in takeo province, cambodia. Training of trainers in rapid assessment of avoidable. The rapid assessment of avoidable blindness raab is a rapid survey methodology developed at the international centre for eye health iceh. World view rapid assessment of avoidable blindness in. A needs assessment of surgical services was conducted by interviewing service providers. Rapid assessment of avoidable blindness and diabetic retinopathy in republic of moldova tatiana zatic,1 eugen bendelic,2 ala paduca,2 mansour rabiu,3 angela corduneanu,2 angela garaba,2 victoria novac,2 cristina curca,2 inga sorbala,2 andrei chiaburu,2 florentina verega,2 victoria andronic,2 irina guzun,2 olga capatina,2 iulea zamamardari2 1ministry of health of the. There are no recent data on the prevalence and causes of blindness in the occupied palestinian territories. Blindness, low vision and cataract surgery outcome among. Rapid assessment focus on 1 risk group higher prevalence sample size 25005000 basic examination. Jun 30, 2014 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. The rapid assessment of avoidable blindness raab is a survey methodology that aims to provide data on the prevalence and causes of visual loss box 1.
Bright t, mccormick i, phiri m, mulwafu w, burton m, polack s, mactaggart i,yip jly, swanepoel d and kuper h. 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. In 20, the prevalence of blindness in indonesia in the population above 50years of age was 3% figure 1, based on a rapid assessment of avoidable blindness raab survey. Each team should have enough interobserver variation test forms see. A standardised protocol was used for the rapid assessment of avoidable blindness.
Rapid assessment of avoidable blindness raab 5 hans limburg md phd. Rbs testing, and those who are known diabetics or have an. 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. 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. Rapid assessment of avoidable blindness in the northern.
The aim of our study was to estimate the prevalence and causes of blindness and visual impairment in the population aged 50 years and above in the occupied palestinian territories using the rapid assessment of avoidable blindness raab. 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. The rapid assessment is a standardized populationbased survey method to assess the prevalence and causes of visual impairment and blindness among the population older than 49 years. Compact segment sampling was used in each of the 60 selected electoral wards identified through cluster selection module of the raab software using probability proportionate to size method. We would like to thank the management and staff of caritas takeo eye hospital for helping. Description of the assessment the rapid assessment is a standardized populationbased survey method to assess the prevalence and causes of visual. Mathenge w, kuper h, limburg h, polack s, onyango o, nyaga g, foster a. Diabetes and diabetic retinopathy in people aged 50 years. World view rapid assessment of avoidable blindness and needs.
The survey provides information on the magnitude and causes of visual impairment for planning services and measuring their impact on eye health in. 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. Materials and methods 111 communities of people aged. It is a valuable alternative to a conventional eye survey in. Rapid assessment of avoidable blindness raab international. Objective to assess the prevalence and causes of visual impairment vi among a rural population aged 40 years and older in the state of telangana in india. World view rapid assessment of avoidable blindness and.
This can be a district, a state or province or an entire country. Presenting visual acuity pva was measured using the rapid assessment of avoidable blindness raab. Methods and findings sixteen randomly selected districts where blindness surveys were undertaken 7 to 10 years earlier were. First rapid assessment of avoidable blindness survey in. Generating evidence for planning eye care service delivery. 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. 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. They are trying to end avoidable blindness in underprivileged communities. Raab is a free software package for the entry and analysis of data from rapid assessment of avoidable blindness surveys. Rapid assessment of avoidable blindness raab is a rapid methodology to conduct. Rapid assessment of avoidable blindness raab is a relatively low. The rapid assessment of avoidable blindness commonly called raab is cited in.
Methods all rapid assessment of avoidable blindness raab surveys with datasets on the online raab repository on april 1 2016 were downloaded. Rapid assessment of visual impairment in urban population of. Feasibility of the rapid assessment of avoidable blindness. The package contains windows software, supporting documentation and training. All selected people undergo visual acuity va screening with a tumbling e chart. Raab also has the other utility of monitoring programs at the unitdistrict level. Rapid assessment of avoidable blindness in the occupied palestinian territories far chiang1, hannah kuper2, robert lindfield2, tiarnan keenan3, nael seyam4, denise magauran5, nasrallah khalilia1, habes batta1, ziad abdeen6, nicholas sargent1 1st. The aim of our study was to estimate the prevalence and causes of blindness and visual impairment in the population aged 50 years and above in the occupied palestinian territories using the rapid assessment of avoidable blindness raab survey method. 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. Modified to rapid assessment of avoidable blindness raab with focus on vision 2020 district level planning. Pdf rapid assessment of avoidable blindness for health.
The rapid assessment of avoidable blindness raab methodology has addressed this need. The package contains windows software, supporting documentation and training materials. Rapid assessment of avoidable blindness pubmed central pmc. Findings from a rapid assessment of avoidable blindness. Who rapid assessment of avoidable blindness for health. Rapid assessment of avoidable blindness in the northern ethekwini district of kwazulunatal province, south africa read online. Background rapid assessment of avoidable blindness provides valid estimates in a short period of time to assess the magnitude and causes of avoidable blindness. This page links to the most uptodate raab5 and raab6 software packages still.
Rapid assessment of visual impairment in urban population. Community eye health journal rapid assessment of avoidable. Neena j, rachel j, praveen v, murthy gv 2008 rapid assessment of avoidable blindness india study group. Jul 02, 2019 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. Racss stands for rapid assessment of cataract surgical services now rapid assessment of avoidable blindness. Participants a sample of 6150 people was selected using cluster random. World view rapid assessment of avoidable blindness in negros. Introduction globally, more than 82 % of all blindness occurs in people. Rapid assessment of avoidable blindness in nakuru district, kenya. The raab software package is for the entry and analysis of data from rapid assessment of avoidable blindness surveys raabs. Rationale and feasibility of a combined rapid assessment of. 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. Rapid assessment of avoidable blindness raab survey is cheap and easy means of getting populationbased data on prevalence and causes of blindness in people aged more than 50 years.
The rapid assessment of avoidable blindness raab is a quick and efficient populationbased survey technique to estimate the prevalence and causes of blindness among people aged 50 years and older in a defined geographic area. A raab software package is available, which supports. A rapid assessment of avoidable blindness in southern zambia a rapid assessment of avoidable blindness in southern zambia. The majority of the causes were avoidable, with cataract accounting for 53% of all cases of blindness. Pdf rapid assessment of avoidable blindness researchgate. Rapid assessment of avoidable blindness for health service.
Clinical science rapid assessment of avoidable blindness and. 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. Scan this qr code with your smart phone or mobile device to read online. Recently there has been a great deal of new population based evidence on visual impairment generated in subsaharan africa ssa, thanks to the rapid assessment of avoidable blindness raab survey methodology. Compact segment sampling was used in each of the 60 selected. Rationale and feasibility of a combined rapid assessment. Rapid assessment of avoidable blindness raab the center. Cambodia rapid assessment for avoidable blindness 2007. Findings from a rapid assessment of avoidable blindness raab in southern. 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.
Generating evidence for planning eye care service delivery in. So far, raab has been successfully undertaken in kenya, 1 bangladesh, 2 the philippines, botswana, rwanda, mexico, and china personal communication. Modified into rapid assessment of cataract surgical services racss 2005. 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. Rapid assessment of avoidable blindness and diabetic. 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. Rapid assessment of avoidable blindness and dr is a crosssectional communitybased survey developed as an efficient and quick way to describe blindness, vi. Pdf the rapid assessment of avoidable blindness, or raab, is a relatively simple and lowcost. Objective to evaluate the prevalence and causes of blindness and visual impairment, the prevalence of diabetes mellitus and diabetic retinopathy among people aged. The data suggests that expansion of eye care programmes to address avoidable causes of blindness is necessary in this area of zambia. The centre for eye research australia cera was commissioned through cbm international to conduct the raab. District rapid assessments developed in india required for decentralised eye care services based on who blindness survey form 2000. How is rapid assessment of cataract surgical services now rapid assessment of avoidable blindness abbreviated.
Presenting visual acuity pva was measured using the rapid. Clinical science rapid assessment of avoidable blindness. Populationbased assessment of prevalence and causes of. To estimate the prevalence and causes of blindness and visual impairment in people aged 50 years and above. The rapid assessment of avoidable blindness raab has been developed as a simple. 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. Background to determine the prevalence and causes of visual impairment vi, and to describe the characteristics of cataract surgery coverage and related barriers among adults aged. The package contains software windows only, supporting documentation and training materials. Rationale and feasibility of a combined rapid assessment of avoidable blindness and hearing loss protocol.
Using the latest census data, which has age divisions at. Methods rapid assessment of avoidable blindness and diabetic retinopathy methodology was used. The aim of this article is to reflect on the achievements and challenges of raab, and to describe the future developments that are needed to ensure that it remains a relevant. A rapid assessment of avoidable blindness raab was conducted in manicaland province, zimbabwe from march to april 2016. Rapid assessment of avoidable blindness in western rwanda. Capacity building to conduct rapid assessments of avoidable. The rapid assessment of avoidable blindness raab survey is a relatively cheap and easy means of generating populationbased data on prevalence.
The rapid assessment of avoidable blindness raab is a populationbased survey methodology that provides data on prevalence of causes of blindness. Setting districts of adilabad and mahbubnagar in south indian state of telangana, india. The most recent study from each country was included. Methods and findings sixteen randomly selected districts where blindness surveys were. 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. The data associated with the enumerator areas eas were extracted from a map in a geographic information system gis and imported into excel. John eye hospital, jerusalem, occupied palestinian territories, 2london school of hygiene and tropical medicine, london. Rapid assessment of avoidable blindness in the occupied. It is a population based survey of blindness and visual impairment and eye care services among people aged 50 years and over. Diagnostic accuracy of rapid assessment of avoidable. For the first time, the methodology was developed and used for rapid assessment of avoidable blindness in india. 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. The rapid assessment of avoidable blindness, or raab, is a relatively simple and.
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. Prevention of avoidable blindness and visual impairment. It is a population based survey of visual impairment and eye care services among people aged 50 years and over. Racss rapid assessment of cataract surgical services now. 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.