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. 2017 Mar 1;12(3):e0171960. doi: 10.1371/journal.pone.0171960

Table 1. Demographics of patients with hemi-optic or bi-optic neuropathy.

Hemi-optic neuropathy (n = 91), mean±SD Bi-optic neuropathy (n = 151), mean±SD p value
Age (years) 55.8±12.8 55.8±12.5 0.988*
Sex (male/female) 53/38 100/51 0.219
Laterality (right/left) 44/47 79/72 0.596
Best-corrected visual acuity (LogMAR) 0.0±0.1 0.0±0.1 0.199*
Refraction (spherical equivalent, diopters) -1.8±2.2 -2.5±2.9 0.017*
Intraocular pressure (mmHg) 15.5±2.3 15.6±2.3 0.616*
Central corneal thickness (μm) 534.5±30.3 532.1±32.5 0.728*
Humphrey visual field test
    MD (dB) -6.5±4.6 -16.6±6.3 <0.001*
    PSD (dB) 6.8±4.5 10.9±3.0 <0.001*
    -MD-PSD (dB) -0.3±2.2 5.7±6.0 <0.001*
    VFI (%) 84.3±14.1 54.1±21.4 <0.001*
    Fixation loss (%) 6.4±6.1 5.8±6.2 0.500*
    False positive (%) 2.6±2.7 2.3±3.0 0.421*
    False negative (%) 2.6±3.6 3.5±4.6 0.098*
    Test duration (s) 299.0±74.9 370.4±74.9 <0.001*
    Pupil diameter (mm) 4.7±0.6 4.6±0.7 0.754*

* Student’s t-test

Pearson’s chi-squared test

Hemi-optic neuropathy = patients with superior or inferior glaucomatous optic neuropathy; bi-optic neuropathy = patients with superior and inferior glaucomatous optic neuropathy; MD = mean deviation; PSD = pattern standard deviation; VFI = visual field index; LogMAR = logarithm of the minimum angle of resolution