未经矫正的屈光不正(近视、远视或散光)，43%。
Uncorrected refractive errors (myopia, hyperopia or astigmatism), 43 %.
有三个主要类型的屈光不正：近视，远视和散光。
There are three primary types of refractive errors: myopia, hyperopia and astigmatism.
最常见的屈光不正有：近视、远视、老花眼和散光。
The most common types of refractive errors are myopia, hyperopia, presbyopia, and astigmatism.
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