Percentage of eyes with improved, stabilised, decreased, and severely decreased visual acuity during follow up
| Vision | 6 months | 12 months | 18 months | 24 months | 36 months |
|---|---|---|---|---|---|
| Improved >2 lines | 38.1% | 47.7% | 26.7% | 7.1% | 10% |
| Stabilised ±2 lines | 38.1% | 19.0% | 46.7% | 42.9% | 20% |
| Decreased 3–5 lines | 14.3% | 19.0% | 6.7% | 21.4% | 30% |
| Severely decreased >6 lines | 9.5% | 14.3% | 20% | 28.6% | 40% |
| Number of patients | 21 | 21 | 15 | 14 | 10 |