Macular thickness by age and gender in healthy eyes using spectral domain optical coherence tomography.

PLoS One · 2012 · PMC3357395 · PMID 22629435

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an overall trendno p-value reported

Asefzadeh et al [27] found an overall trend towards a thinner retina in blacks compared to whites using Stratus OCT.

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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.