#<p>Glaucoma severity was categorized using Mills Glaucoma Staging system <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0115572#pone.0115572-Mills1" target="_blank">[20]</a>.</p><p>Chi square test was used for the variable of gender and unpaired t-test was used for other comparisons.</p><p>*represents p<0.05 with Benjamini's correction <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0115572#pone.0115572-Benjamini1" target="_blank">[44]</a>.</p><p>Abbreviations.</p><p>s.d.: standard deviation, VA: visual acuity, LogMar: the logarithm of the minimum angle of resolution, MD: mean deviation, IVF: integrated visual field, TD: total deviation, MVC: motor vehicle collision, Person parameter: Rasch analysis derived index of paying attention to avoid traffic accident.</p><p>Comparison of various visual function measures and person variables between the patients with and without a history of MVCs.</p
