Table 1 Demographic characteristics of the highly myopic eyes.

From: Parapapillary atrophy and changes in the optic nerve head and posterior pole in high myopia

Variables

Description

Number, n

89

Age (years)

26.88 ± 2.44

Male, n (%)

62 (69.66)

SE refractive error (D)

−6.91 ± 2.43

Axial length (mm)

27.03 ± 0.88

Central corneal thickness (μm)

552.61 ± 30.16

Corneal curvature (D)

42.50 ± 1.00

IOP (mmHg)

13.85 ± 2.31

BMO area (mm2)

2.68 ± 0.72

PPA+BM width (μm)

236.69 ± 205.69

PPA−BM width (μm)

360.87 ± 216.85

LC thickness (μm)

188.42 ± 30.61

Anterior laminar depth (μm)

329.89 ± 105.24

FoBMO angle (°)

−5.06 ± 3.80

Presence of LC defect, n (%)

38 (42.70)

Macular BM length (μm)

4065.02 ± 333.13

Subfoveal CT (μm)

231.65 ± 86.60

Peripapillary CT (μm)

Global

144.19 ± 46.05

Temporal-superior

155.93 ± 55.54

Temporal

129.99 ± 58.57

Temporal-inferior

114.69 ± 44.94

Nasal-inferior

124.20 ± 40.96

Nasal

160.24 ± 47.05

Nasal-superior

170.10 ± 52.10

  1. SE = spherical equivalent; D = diopters; IOP = intraocular pressure; BMO = Bruch’s membrane opening; PPA+BM = β-parapapillary atrophy with Bruch’s membrane; PPA−BM = β-parapapillary atrophy without Bruch’s membrane; LC = lamina cribrosa; FoBMO angle = angle of fovea-to-BMO-center axis relative to the horizontal axis of the image frame; BM = Bruch’s membrane; CT = choroidal thickness.
  2. Data are expressed as mean ± standard deviation.