The assessment of the impact of glistening on visual performance in relation to tear film quality.

The mean severity of glistening based on subjective assessment was 0.57 ± 0.60 in the Z-Flex, and 1.82 ± 0.90 in the Acrysof IQ group, and the difference was highly significant (p<0.0001).

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In another study, the same authors reported a borderline significant association between the subjective grading and total light scattering measured by the Scheimpflug method [ 11 ].

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