نتایج جستجو برای: cataract survey
تعداد نتایج: 389534 فیلتر نتایج به سال:
Background and Aim: Information on the causes of hospitalization is essential to plan a better use of resources .According to certain hospital and WHO records cataract is the most important cause of blindness (%50) in the world. So, this study was conducted to determine the prevalence of eye disease among Imam-Reza hospital clients. Materials and Methods: In this retrospective study hospitaliz...
purpose : to determine the incidence and determinants of intraoperative complications of cataract surgeries performed in iran during 2000 to 2005 methods : the iranian cataract surgery survey (icss) is a retrospective study in which random sampling was done from selected centers. one week per season between 2000 and 2005 was assigned to each center and records of cataract surgeries performed du...
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: the right to sight. METHODS Cluster randomisation was used to select villages in the survey area. These were further subdivided into segm...
As its name implies, senile cataract is age-related. A survey of 9 studies indicates to what extent the epidemiology of senile cataract can be represented by Gompertz plots. These are shown to be suitable separately for men and women and to enable one to distinguish between inborn and environmental influences. Further support is obtained for the view that myopia and cataract may be linked, and ...
According to the World Health Organization, surgically removable cataract remains the leading cause of blindness worldwide. In sub-Saharan Africa, cataract surgical rate targets should ideally be set based on cataract incidence (the number of new cataracts developed each year). Unfortunately, the longitudinal studies necessary to measure incidence have not yet been feasible in these areas. Our ...
purpose: to identify the profile of cataract surgery in an iranian population. methods: this population-based survey was conducted on adults aged ≥50 years and over in 2009 at varamin district. cataract surgical coverage (csc) was defined as the proportion of operable cataractous eyes (best-corrected visual acuity [bcva] < 6/18 due to cataracts) that had been operated. poor outcome was defined ...
BACKGROUND A national eye care programme was launched in Nepal in the early 1980s. The impact of this programme on blindness and cataract surgery prevalence was evaluated in two geographic zones. METHODS People aged 45 years and older were sampled using a stratified cluster design. Within randomly selected clusters, door to door enumeration was followed by visual acuity measurement and eye ex...
Purpose To estimate the prevalence and causes of blindness and visual impairment, cataract surgical coverage (CSC), visual outcome of cataract surgery, and barriers to uptake cataract surgery in Timor-Leste. Method In a nationwide rapid assessment of avoidable blindness (RAAB), the latest population (1,066,409) and household data were used to create a sampling frame which consists of 2,227 po...
This is a review of the major publications from the Nigeria national blindness survey in order to highlight major findings and challenges of eye care in Nigeria. The review summarizes methodology and key findings. Survey publications on methodology, prevalence and causes of visual impairment and outcome of cataract surgery were retrieved, reviewed and relevant data extracted, reported and discu...
Lorazepam is widely used preoperatively for anxiolysis/sedation. Lorazepam has been reported to decrease the incidence of chemotherapy induce vomiting. However, the effect of lorazepam on postoperative vomiting has not been studied. The purpose of this study was to evaluate the effect of preoperative lorazepam on postoperative vomiting. This study is a semi-experimental survey about the antieme...
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