CHANGES IN REFRACTION BETWEEN THE AGES OF 1 AND 3-1/2 YEARS

被引:103
作者
INGRAM, RM [1 ]
BARR, A [1 ]
机构
[1] KETTERING & DIST GEN HOSP, KETTERING NN16 8UZ, NORTHAMPTONSHIR, ENGLAND
关键词
D O I
10.1136/bjo.63.5.339
中图分类号
R77 [眼科学];
学科分类号
100212 ;
摘要
A study has been made of the changes in refraction as a sample of 148 children grew between the ages of 1 and 31 years. There was no decrease in hypermetropia, but there was a significant decrease in the incidence of astigmatism. Study of the changes in the refraction in the horizontal and vertical meridian of individual eyes gave clear evidence of a trend towards emmetropia if the initial refraction in either meridian was myopic or less than +2-50 D. Above that level the refraction became more or less hypermetropic.
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页码:339 / 342
页数:4
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