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Table 1 Comparison of variables between groups

From: Comparison of localized retinal nerve fiber layer defects in highly myopic, myopic, and non-myopic patients with normal-tension glaucoma: a retrospective cross-sectional study

Variables Group Mean ± SD Overall p-value Adjusted p-value
Age H / M 43.8 ± 11.7 / 48.1 ± 10.5 <0.001* 0.099*
H / E 43.8 ± 11.7 / 55.8 ± 10.2 <0.001*
M / E 48.1 ± 10.5 / 55.8 ± 10.2 <0.001*
Gender (Male:Female) H / M 31:11 / 61:33 0.304
H / E 31:11 / 34:31 0.026
M / E 61:33 / 34:31 0.112
MD value of Humphrey H / M −7.57 ± 4.04 dB / -5.15 ± 3.75 dB 0.001* 0.014*
H / E −7.57 ± 4.04 dB / -4.38 ± 4.02 dB 0.001*
M / E −5.15 ± 3.75 dB / -4.38 ± 4.02 dB 0.307*
Axial length H / M 26.96 ± 1.05 mm / 24.95 ± 1.14 mm <0.001* <0.001*
H / E 26.96 ± 1.05 mm / 23.55 ± 0.38 mm <0.001*
M / E 24.95 ± 1.14 mm / 23.55 ± 0.38 mm <0.001*
Spherical equivalent H / M −8.04 ± 1.68D / -3.29 ± 1.65D <0.001* <0.001*
H / E −8.04 ± 1.68D / 0.07 ± 0.40D <0.001*
M / E −3.29 ± 1.65D / 0.07 ± 0.40D <0.001*
Intraocular pressure H / M 15.8 ± 3.8 mmHg / 14.7 ± 3.0 mmHg 0.019* 0.162
H / E 15.8 ± 3.8 mmHg / 14.0 ± 2.8 mmHg 0.015
  M / E 14.7 ± 3.0 mmHg / 14.0 ± 2.8 mmHg 0.442
  1. H: high myopia, M: low to moderate myopia, E: emmetropia.
  2. Chi-squared test, *ANCOVA with Bonferroni adjustment for age and gender.