Research Article
Evaluation of Fundus Function in Mature Cataract Patients by Visual Electrophysiology
Table 2
Comparison of preoperative visual electrophysiology between groups without and with fundus disease.
| | | Parameters | No fundus disease (n = 62) | Fundus disease (n = 91) | t | |
| | PVEP | 1° P100 wave peak time (ms) | 112.49 ± 14.33 | 111.84 ± 14.51 | 0.276 | 0.783 | | 1° P100 wave amplitude (µV) | 5.46 ± 2.90 | 5.79 ± 3.69 | −0.591 | 0.556 | | 15′ P100 wave peak time (ms) | 114.75 ± 17.53 | 113.66 ± 16.29 | 0.391 | 0.696 | | 15′ P100 wave amplitude (µV) | 5.52 ± 2.94 | 5.32 ± 3.39 | 0.372 | 0.711 |
| | ffERG | DA 0.01 b-wave amplitude (µV) | 133.89 ± 64.14 | 88.60 ± 60.15 | 4.451 | <0.001 | | DA 3.0 a-wave amplitude (µV) | 206.78 ± 75.02 | 130.60 ± 75.70 | 6.133 | <0.001 | | DA 3.0 b-wave amplitude (µV) | 346.99 ± 101.84 | 231.08 ± 123.65 | 6.103 | <0.001 | | DA 10.0 a-wave amplitude (µV) | 254.58 ± 80.60 | 170.33 ± 93.19 | 5.792 | <0.001 | | DA 10.0 b-wave amplitude (µV) | 366.58 ± 98.89 | 254.24 ± 132.19 | 5.691 | <0.001 | | DA OP2 amplitude (µV) | 51.36 ± 18.45 | 32.12 ± 20.03 | 6.021 | <0.001 | | LA 3.0 a-wave amplitude (µV) | 43.51 ± 15.72 | 28.48 ± 15.32 | 5.897 | <0.001 | | LA 3.0 b-wave amplitude (µV) | 119.43 ± 34.96 | 84.96 ± 51.81 | 4.914 | <0.001 | | LA 30 Hz P2 wave amplitude (µV) | 104.49 ± 31.97 | 70.66 ± 42.86 | 5.585 | <0.001 |
| | mfERG | Ring1 amplitude density (nV/deg2) | 91.13 ± 36.21 | 79.45 ± 42.21 | 1.778 | 0.077 | | Ring2 amplitude density (nV/deg2) | 57.22 ± 18.11 | 38.13 ± 16.63 | 6.725 | <0.001 | | Ring3 amplitude density (nV/deg2) | 40.50 ± 12.22 | 25.92 ± 11.39 | 7.548 | <0.001 | | Ring4 amplitude density (nV/deg2) | 27.58 ± 8.64 | 16.98 ± 7.44 | 8.104 | <0.001 | | Ring5 amplitude density (nV/deg2) | 21.00 ± 6.72 | 13.10 ± 6.99 | 6.97 | <0.001 |
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