据估计，2000年可归咎于紫外线辐射的白内障导致丧失约50万残疾调整生命年。

Cataracts attributable to UV radiation are estimated to have caused the loss of about 500 000 DALY's in 2000.

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全世界大约有1800万人因白内障而失明，在所有与白内障有关的疾病负担中，有5%的负担可直接归咎于暴露于紫外线辐射。

Worldwide approximately 18 million people are blind as a result of cataracts, of these 5% of all cataract related disease burden is directly attributable to UV radiation exposure.

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眼球晶状体对电离辐射非常敏感，据知约2sv的有效剂量即可导致白内障。

The lens of the eye is very sensitive to ionizing radiation and cataracts are known to result from effective doses of about 2 Sv.

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