Correlations between Steady-State Pattern Electroretinogram and Humphrey Visual Field Analyzer Global Indices and Their Associations with Retinal Ganglion Cell Layer-Inner Plexiform Layer Thickness in Glaucoma Suspects
Table 1
Demographic and clinical characteristics of participants with preperimetric glaucoma.
N = 49 eyes (26 patients)
Mean ± SD
Age (years)
58.96 ± 12.82
Sex
16 females (62%)
BCVA (logMAR)
0.035 ± 0.084
IOP (mmHg)
17.43 ± 4.08
Vertical C/D ratio
0.63 ± 0.15
Humphrey field analyzer
24-2 MD (dB)
−0.0004 ± 1.12
24-2 PSD (dB)
1.56 ± 0.43
24-2 VFI (%)
99.22 ± 0.90
10-2 MD (dB)
0.0361 ± 0.85
10-2 PSD (dB)
1.18 ± 0.20
ss-PERG
Magnitude (μV)
1.70 ± 0.63
MagnitudeD (μV)
1.41 ± 0.68
MagnitudeD/Magnitude ratio
0.81 ± 0.13
Signal to noise ratio
5.34 ± 3.36
GCL+IPL thickness in OCT
Superior sector (µm)
77.45 ± 7.11
Superior nasal sector (µm)
80.02 ± 9.33
Inferior nasal sector (µm)
79.45 ± 12.92
Inferior sector (µm)
77.64 ± 15.37
Inferior temporal sector (µm)
80.68 ± 12.24
Superior temporal sector (µm)
77.55 ± 6.70
Average GCL + IPL thickness (µm)
79.19 ± 9.62
BCVA: best corrected visual acuity, IOP: intraocular pressure, C/D: cup-to-disc, MD: mean deviation, PSD: pattern standard deviation, VFI: visual field index, ss-PERG: steady state pattern electroretinogram, OCT: optical coherence tomography, GCL + IPL: ganglion cell inner plexiform layer.