Is critical flicker-fusion frequency a valid measure of visual fatigue? A post-hoc analysis of a double-masked randomised controlled trial.

Sumeer Singh,Laura E Downie,Andrew J Anderson

Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists)（2023）

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摘要

We find that CFF is not a useful surrogate for symptoms of visual fatigue, given its low correlation with scores on a visual fatigue symptom questionnaire.

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关键词

asthenopia,computer vision syndrome,critical flicker-fusion frequency,digital eye strain,eye strain,visual fatigue

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