Comparison of baseline characteristics between eyes of bilateral normal-tension glaucoma patients with unilateral optic disc hemorrhage (ODH group) and those of bilateral normal-tension glaucoma patients without an episode of optic disc hemorrhage (Non-ODH group).

IOP = intraocular pressure *Mann-Whitney U test †Chi-square test ‡Fisher’s exact test §Patients treated with more than one drug or fixed combination drugs were multiply counted according to the number of used drugs. Data are represented as mean ± standard deviation unless otherwise noted. Comparison of baseline characteristics between eyes of bilateral normal-tension glaucoma patients with unilateral optic disc hemorrhage (ODH group) and those of bilateral normal-tension glaucoma patients without an episode of optic disc hemorrhage (Non-ODH group).