Pattern deviation impairment in glaucoma patients may increase risk of motor vehicle collisions

Drivers with glaucoma who have severely impaired pattern deviation may have an elevated risk for being at fault in motor vehicle collisions, according to a study.The retrospective cohort study evaluated the association between binocular visual field measurements and motor vehicle collisions among 438 drivers with glaucoma who were age 55 years or older. Threshold, total deviation and pattern deviation were measured in comparison to collision rates.

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