Amblyopia is a neurodevelopmental disorder that affects at least 2% of most populations and can lead to permanently reduced vision if not detected and treated within a specific period in childhood. Whole-population screening of children younger than 5 years is applied in many countries. The substantial diversity in existing programmes reflects their heterogeneous implementation in the absence o...

PURPOSE Visual impairment presents significant risks for occupational injuries among farmworkers, a vulnerable population with limited access to vision care. Although previous research has noted farmworkers' low lifetime experience with vision screening and high rates of complaints of eye ailments and poor vision, there have been few screening data collected to evaluate these self-reports. The ...

Although a good case for preschool screening for vision defects can be made there is very little evidence that existing programmes are effective in practice. A comparative trial of three different methods of preschool vision screening is described. Some 7000 children initially aged 5 months (younger cohorts) and 30 months (older cohorts) in three matched areas entered the trial during 1987. Dur...

Canada. HTIS responses are based on a limited literature search and are not comprehensive, systematic reviews. The intent is to provide the best evidence on the topic that could be identified within the time allowed. HTIS responses should be considered along with other types of information and health care considerations. The information included in this response is not intended to replace profe...

OBJECTIVES To undertake a systematic review of the effectiveness of preschool vision screening. To provide evidence on which decisions about the future provision of this service can be made. To indicate areas for further research. STUDY SELECTION The Centre for Reviews and Dissemination guidelines for systematic reviews were used. The research questions were formulated using the Wilson and Ju...

purpose: to evaluate the preschool vision screening program coverage and to assess its validity indices including specificity, negative predictive value (npv), sensitivity and positive predictive value (ppv) and the frequency of treatment for visual impairment. methods: a sample of 906 six-year-old children signed up for primary school registration in the shahrood district (semnan, iran) were r...

primary vision care is recommended for infants and young children .childhood is critical time to prevent loss of vision and to optimize treatment so some eye disorders in children must be diagnosed at this time.to detect risk factors and visual abnormalities, the eye screening done by pediatricians and other primary care providers is necessary. the process that should occur at each child visit ...

PURPOSE To determine the rate of preschool vision screening in family practice. To evaluate attitudes and beliefs about the importance of, and barriers to, preschool vision screening. METHOD Mail survey of a national sample of family physicians. RESULTS The response rate was 35% (237 of 671 eligible respondents). Most (90%) considered preschool vision screening important. The majority (91%)...