Amblyopia Risk Factor Prevalence
Amblyopia Risk Factor Prevalence
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DOI:
10.3928/01913913-20130326-01
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发表时间:
2013-07-01
影响因子:
1.2
通讯作者:
Arnold, Robert W.
中科院分区:
文献类型:
--
作者:
Arnold, Robert W.
Purpose: In 2003, the American Association for Pediatric Ophthalmology and Strabismus (AAPOS) published a set of risk factors for amblyopia. The intent was to promote uniformity of reporting and development in screening. Because this prevalence is not yet known, this meta-analysis is an attempt to estimate it.Methods: Major community preschool eye examination studies were reviewed and AAPOS cut-offs estimated.Results: The approximate prevalence of anisometropia is 1.2%, hyperopia is 6%, astigmatism is 15%, myopia is 0.6%, strabismus is 2.5%, and visual acuity less than 20/40 is 6%. The mean combined prevalence is 21% +/- 2% compared to a prevalence of amblyopia 20/40 and worse of 2.5%.Conclusions: Knowing risk factor prevalence simplifies validation efforts. Amblyopia screening with a risk factor sensitivity less than 100% is expected and desirable.