Visual acuity (VA) before and after an intravitreal injection of triamcinolone acetonide in eyes with a preoperative VA of higher than 0.20
| Time of examination | n | Mean VA (SD) | Median | p Value* |
|---|---|---|---|---|
| *Significance of differences between the baseline prior to the injection. NS, not significant. | ||||
| Baseline | 24 | 0.35 (0.11) | 0.30 | |
| 1 week | 10 | 0.28 (0.13) | 0.30 | 0.10 (NS) |
| 1 month | 20 | 0.32 (0.18) | 0.30 | 0.39 (NS) |
| 2 months | 17 | 0.32 (0.17) | 0.30 | 0.78 (NS) |
| 3 months | 14 | 0.32 (0.23) | 0.30 | 0.45 (NS) |
| 4 months | 14 | 0.30 (0.17) | 0.30 | 0.30 (NS) |
| 5 months | 9 | 0.30 (0.22) | 0.20 | 0.16 (NS) |
| 6 months | 11 | 0.20 (0.18) | 0.13 | 0.05 |
| 7 months | 7 | 0.12 (0.09) | 0.10 | 0.02 |
| 8 months | 7 | 0.20 (0.12) | 0.20 | 0.02 |
| After injection | ||||
| Maximum | 23 | 0.35 (0.20) | 0.35 | 0.97 (NS) |
| Maximum gain in Snellen lines | 24 | −0.8 (3.4) | ||