Table 4: fERG findings.

ParameterStudy groupControl group

Maximal rod-cone response
 Latency (ms)
  A18.5 ± 1.017.0 ± 0.80.4300.65
  B42.0 ± 0.839.0 ± 0.40.3950.72
 Amplitude (μV)
  A122 ± 4.0125 ± 3.50.7050.52
  B190 ± 5.2193 ± 5.80.5000.65
Rod response
 Latency (ms)
  A22.4 ± 6.019.7 ± 5.30.5040.49
  B75.0 ± 5.671.0 ± 4.20.4200.62
 Amplitude (μV)
  A4.7 ± 3.14.8 ± 1.61.2450.38
  B85.0 ± 2.583.5 ± 2.01.3000.26
Cone response
 Latency (ms)
  A18.8 ± 0.915.3 ± 1.50.7050.54
  B33.0 ± 0.231.0 ± 0.10.5250.45
 Amplitude (μV)
  A19.0 ± 4.919.0 ± 3.40.4970.60
  B70.5 ± 0.469.0 ± 0.20.3500.28
Flicker response (30 Hz)
 Latency (ms)29.1 ± 3.025.2 ± 2.13.3300.10
 Amplitude (μV)61.2 ± 19.160.5 ± 11.00.0280.99
Oscillatory potentials (OPs)
 Latency (ms)
  P1 (OPs 1)17.0 ± 0.915.0 ± 1.20.5950.57
  P2 (OPs 2)24.1 ± 0.122.2 ± 0.20.5140.45
  P3 (OPs 3)33.5 ± 0.233.0 ± 0.10.4850.15
  P4 (OPs 4)44.2 ± 0.840.2 ± 0.60.7500.75
 Amplitude (μV)
  P1 (OPs 1)12.9 ± 5.823.3 ± 6.12.2250.02
  P2 (OPs 2)38.2 ± 1.540.3 ± 3.20.2500.35
  P3 (OPs 3)3.9 ± 0.24.1 ± 0.10.3100.42
  P4 (OPs 4)4.8 ± 0.55.1 ± 0.40.5400.24

fERG: flash electroretinogram, ms: millisecond, μV: millivolt, OPs: oscillatory potentials, P1–4: oscillatory potential measurements, : time, : value.