关键词: 视力不良, 检出率, 儿童, 学龄前

Abstract: Objective To find out the status of preschool children poor eyesight in Ezhou city and provide a scientific basis for protecting eyesight. Method Eyesight data of 3~6 years old children from 4 kindergartens of the urban area were examined and analyzed. Results The poor eyesight occurrence rates were 16.6%,14.6%,13.9%,14.0% and 12.2% from 2008-2012,respectively,with the average of 14.1%.There were significant differences among years (χ²=144.9,P＜0.01).The poor sight occurrence rates were 17.0%,14.6%,12.3%,12.2% from 3~6 years old children,respectively.There were also significant differences among age groups (χ²=42.7,P＜0.01).The major cause for ametropiais was hyperopia (75.0%),followed by mixed astigmatism (19.7%) and myopia (5.2%).There were significant differences (χ²=2 442.3,P＜0.01). Conclusions The poor eyesight occurrence is high enough to be concerned with.Parents and teachers should pay attention to the problem of eyesight development of preschool children.Care service hospitals at all levels should strengthen the eyesight care for preschool children.

Key words: poor vision, relevance ratio, children, preschool