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. 2014 Feb 25;8:455–463. doi: 10.2147/OPTH.S47762

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© 2014 Takis et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) License

The full terms of the License are available at http://creativecommons.org/licenses/by-nc/3.0/. Non-commercial uses of the work are permitted without any further permission from Dove Medical Press Limited, provided the work is properly attributed.

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Varimax rotated factor loadings for the “no retinopathy” group of the four factors (A). Varimax rotated factor loadings for the “with mild retinopathy” group of the four factors (B). The results for F1 of the mild retinopathy group are similar to F1 of the normal group analysis and resample those of the “no retinopathy” group.

Abbreviations: CCT, central corneal thickness; C/D, cup to disc; F1, first factor; F2, second factor; F3, third factor; F4, fourth factor; IOP, intraocular pressure; NFI, nerve fiber indicator; SD, standard deviation; TSNIT, temporal-superior-nasal-inferior-temporal; Yod, years of diabetes.