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本文报导１９９０～１９９４新生入校视力低下率呈逐年上升趋势，视力低下以１９～２０少年龄组比重大，性别间无显著差异（Ｐ＞０．０５），毕业时视力低下率上升１０．１个百分点。
This article reports 1990 ~ 1994 new arrival school vision loss rate showed an upward trend year by year, low vision to 19 to 20 age groups were large, no significant gender differences (P> 0.05), the rate of vision loss at graduation 10.1 percentage point.