視力の学校差（全日制・定時制）

Difference visual acuity among high schools

緒　言

　わが国は幼稚園から大学まで入学試験になやまされている。なかでも大学入学試験を受ける高校生の受験勉強が最もはげしい。この受験勉強が視力に及ぼす響影について調査を行つたのでその成績を述べてみよう。

The purpose of this paper is to study the effect of the studying for the entrance examination of college on the visual acuity.

The visual acuity gained by observing the records of physical examination, was subjected to statistic evaluation in a full-time high school students, 100% of whom go to college. The same was carried out for a vocational high school students, 20 to 30% of whom go to college and for a part-time high school students, none of whom go to college. Thus the changes of incidence with defective distant vision were analyzed.