| Time |  | Group F | Group E | Group D | Group C | Group B | Group A | P value |  |
---|---|---|---|---|---|---|---|---|---|---|
Photopic ERG a-wave amplitude (µv) | Base | Value | 22.85 ± 28.57 | 19.48 ± 20.36 | 12.47 ± 5.91 | 12.45 ± 16.98 | 13.13 ± 9.19 | 12.86 ± 13.77 | 0.841‡ |  |
Week 1 | Value | 14.83 ± 11.72 | 11.17 ± 5.57 | 8.9 ± 6.59 | 10.84 ± 8.02 | 12.22 ± 7.73 | 10.38 ± 9.21 | 0.540* |  | |
Within P†| 0.684 | 0.528 | 0.541 | 1.000 | 1.000 | 1.000 |  |  | ||
Week 4 | Value | 9.92 ± 4.46 | 8.25 ± 6.13 | 6.68 ± 5.73 | 10.46 ± 5.62 | 12.66 ± 10.67 | 8.07 ± 7.17 | 0.285* |  | |
Within P†| 0.679 | 0.293 | 0.142 | 1.000 | 1.000 | 1.000 |  |  | ||
Photopic ERG b-wave amplitude (µv) | Base | Value | 39.55 ± 16.06 | 49.47 ± 16.29 | 36.25 ± 18.16 | 34.54 ± 30.04 | 47.82 ± 32.77 | 31.13 ± 15.47 | 0.721‡ |  |
Week 1 | Value | 28.83 ± 10.94 | 36.38 ± 17.26 | 28.88 ± 13.28 | 29.87 ± 17.7 | 44.72 ± 32.98 | 30.8 ± 17.31 | 0.277* |  | |
Within P†| 0.165 | 0.523 | 0.222 | 1.000 | 1.000 | 1.000 |  |  | ||
Week 4 | Value | 35.48 ± 17.57 | 38.45 ± 31.76 | 26.73 ± 10.26 | 29.45 ± 12.36 | 25.18 ± 22.11 | 30.29 ± 25.66 | 0.853* |  | |
Within P†| 0.934 | 1.000 | 0.205 | 1.000 | 0.276 | 1.000 |  |  | ||
Scotopic ERG a-wave amplitude (µv) | Base | Value | 77.19 ± 36.94 | 45.69 ± 24.72 | 34.43 ± 18.89 | 47.86 ± 36.06 | 51.19 ± 17.11 | 54.33 ± 17.06 | 0.079‡ |  |
Week 1 | Value | 68.69 ± 38.25 | 43.15 ± 42.86 | 31.21 ± 16.94 | 44.83 ± 24.19 | 43.18 ± 27.21 | 24.26 ± 14.82 | 0.024* | F Vs A | |
Within P†| 1.000 | 1.000 | 1.000 | 1.000 | 0.772 | 0.000 |  |  | ||
Week 4 | Value | 57.89 ± 11.08 | 54.52 ± 67.42 | 19.74 ± 15.09 | 30.86 ± 30.34 | 32.14 ± 24.89 | 25.64 ± 13.44 | 0.135* |  | |
Within P†| 0.522 | 1.000 | 0.172 | 0.590 | 0.141 | 0.000 |  |  | ||
Scotopic ERG b-wave amplitude (µv) | Base | Value | 153.03 ± 83.46 | 186.2 ± 71.72 | 145.13 ± 45.81 | 126.6 ± 43.54 | 155.41 ± 52.43 | 154.32 ± 58.28 | 0.163‡ |  |
Week 1 | Value | 129.98 ± 48.91 | 169.2 ± 53.28 | 125.86 ± 87.19 | 73.5 ± 20.77 | 98.01 ± 39.99 | 70.66 ± 44.32 | 0.003* | F Vs C & A | |
Within P† | 1.000 | 1.000 | 0.928 | 0.026 | 0.061 | 0.000 |  |  | ||
Week 4 | Value | 102.13 ± 122.37 | 142.84 ± 68.11 | 88.57 ± 61.39 | 55.95 ± 29.69 | 90.23 ± 72.82 | 58.85 ± 41.12 | 0.195 |  | |
Within P†| 0.626 | 0.623 | 0.046 | 0.001 | 0.031 | 0.000 |  |  |