Visual acuity (VA) before and after an intravitreal injection of triamcinolone acetonide in eyes with a preoperative VA of higher than 0.08 and less than, or equal to, 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 | 52 | 0.16 (0.05) | 0.20 | |
| 1 week | 40 | 0.16 (0.11) | 0.14 | 0.75 (NS) |
| 1 month | 46 | 0.19 (0.13) | 0.16 | 0.11 (NS) |
| 2 months | 36 | 0.18 (0.13) | 0.11 | 0.40 (NS) |
| 3 months | 39 | 0.17 (0.14) | 0.13 | 0.62 (NS) |
| 4 months | 30 | 0.16 (0.13) | 0.10 | 0.86 (NS) |
| 5 months | 20 | 0.15 (0.10) | 0.13 | 0.62 (NS) |
| 6 months | 18 | 0.15 (0.12) | 0.08 | 0.91 (NS) |
| 7 months | 13 | 0.12 (0.14) | 0.08 | 0.31 (NS) |
| 8 months | 8 | 0.11 (0.12) | 0.08 | 0.49 (NS) |
| After injection | ||||
| Maximum | 23 | 0.22 (0.13) | 0.20 | <0.001 |
| Maximum gain in Snellen lines | 52 | 1.2 (2.2) | ||