Association between lutein and zeaxanthin status and the risk of cataract: a meta-analysis.

Nutrients · 2014 · PMC3916871 · PMID 24451312

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marginally significantno p-value reported

Blood lutein was associated with a marginally significant reduction in the rate of subcapsular cataract (RR: 0.76; 95% CI: 0.56, 1.00), whereas the results for blood zeaxanthin were statistically nonsignificant (RR: 0.84; 95% CI: 0.62, 1.06).

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borderline significantno p-value reported

However, no significant protective effects were found for each of these carotenoids against either cortical cataract or posterior subcapsular cataract, except a borderline significant association between blood lutein and subcapsular cataract.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.