Variables | POAG (n=124) | SE− group (n=84) | SE+ group (n=40) | P value |
Age (years)* | 45.5±12.6 | 44.2±11.0 | 48.2±15.3 | 0.105 |
Gender (male/female)† | 78/46 | 50/34 | 28/12 | 0.322 |
Spherical equivalent (D)* | −8.66±3.16 | −8.01±2.47 | −10.03±3.96 | 0.005 |
Axial length (mm)* | 27.30±1.39 | 26.92±0.99 | 28.11±1.73 | <0.001 |
Central corneal thickness (μm)* | 539.2±52.5 | 538.2±46.1 | 541.2±64.5 | 0.767 |
Pretreatment IOP (mm Hg)* | 15.5±3.9 | 15.4±4.3 | 15.6±3.2 | 0.821 |
IOP at examination (mm Hg)* | 12.1±2.2 | 12.0±2.3 | 12.5±1.9 | 0.272 |
VF MD (dB)* | −9.18±5.71 | −8.97±6.20 | −9.63±4.58 | 0.508 |
VF PSD (dB)* | 8.79±4.08 | 8.82±4.36 | 8.71±3.48 | 0.880 |
Global RNFL thickness (μm)* | 68.0±21.8 | 64.7±12.6 | 72.5±33.8 | 0.168 |
OCTA parapapillary vessel density (%)* | 53.4±6.0 | 54.6±5.8 | 51.1±5.7 | 0.003 |
Statistically significant values are shown in bold.
*Values are the mean SD unless otherwise specified. P value between subgroups was calculated by Student’s t-test.
†P value between subgroups was calculated by the X^{2} test.
dB, decibel; D, diopter; IOP, intraocular pressure; MD, mean deviation; OCTA, optical coherence tomography angiography; POAG, primary open-angle glaucoma; PSD, pattern SD; RNFL, retinal nerve fibre layer; SE, segmentation error; VF, visual field.