Table 1 Demographic table of healthy myopic participants (530 eyes of 284 participants)

Age (years) (range)

41.7 ± 5.8 (25.0 to 72.0)

Axial length (mm) (range)

26.6 ± 1.4 (20.2 to 31.6)

Spherical equivalent (diopters) (range)

− 7.70 ± 3.11 (− 24.50 to − 3.50)

Vertical cup disc ratio

0.54 ± 0.18

OCT horizontal disc tilt angle (°)

14.63 ± 10.92

Optic disc torsion (ODT) angle (°)

21.31 ± 20.40

Ovality index

1.28 ± 0.15

Average GCIPL thickness (μm)

67.32 ± 4.97

Average RNFL thickness (μm)

100.46 ± 13.14

ODT direction: temporal vs. nasal (%)

335 (63.2): 195 (36.8)