Table 4
Follow up data of the study group patients and whole control group
| Change in visual acuity | Study group | Control group | p Value* |
|---|---|---|---|
| *Statistical significance of difference between study group and control group. | |||
| NS, statistically not significant. Results presented as mean (standard deviation). | |||
| 1 week after baseline | |||
| Number | 57 | 5 | |
| LogMar units | −0.09 (0.18) | −0.02 (0.04) | 0.36 (NS) |
| Snellen lines | 0.9 (1.9) | 0.2 (0.4) | 0.39 (NS) |
| Snellen acuity | 0.04 (0.10) | 0.01 (0.02) | 0.51 (NS) |
| 1 month after baseline | |||
| Number | 64 | 19 | |
| LogMar units | −0.15 (0.28) | −0.01 (0.13) | 0.006 |
| Snellen lines | 1.3 (2.6) | 0.1 (1.3) | 0.01 |
| Snellen acuity | 0.07 (0.12) | −0.01 (0.07) | 0.01 |
| 2 months after baseline | |||
| Number | 52 | 24 | |
| LogMar units | −0.16 (0.26) | 0.00 (0.25) | 0.009 |
| Snellen lines | 1.5 (2.6) | 0.2 (1.7) | 0.027 |
| Snellen acuity | 0.07 (0.12) | 0.02 (0.08) | 0.10 (NS) |
| 3 months after baseline | |||
| Number | 51 | 25 | |
| LogMar units | −0.19 (0.26) | 0.09 (0.25) | <0.001 |
| Snellen lines | 1.8 (2.2) | −0.7 (1.9) | <0.001 |
| Snellen acuity | 0.07 (0.09) | −0.04 (0.10) | <0.001 |
| 4 months after baseline | |||
| Number | 37 | 19 | |
| LogMar units | −0.16 (0.35) | 0.02 (0.17) | 0.004 |
| Snellen lines | 1.8 (3.1) | −0.2 (1.7) | 0.006 |
| Snellen acuity | 0.10 (0.15) | −0.01 (0.07) | 0.005 |
| 5 months after baseline | |||
| Number | 29 | 14 | |
| LogMar units | −0.10 (0.25) | 0.13 (0.20) | 0.001 |
| Snellen lines | 1.0 (2.5) | −1.4 (2.0) | 0.002 |
| Snellen acuity | 0.04 (0.10) | −0.08 (0.12) | 0.001 |
| 6 months after baseline | |||
| Number | 25 | 10 | |
| LogMar units | −0.06 (0.21) | 0.15 (0.15) | 0.003 |
| Snellen lines | 0.5 (2.1) | −1.5 (1.6) | 0.004 |
| Snellen acuity | 0.03 (0.08) | −0.11 (0.13) | 0.001 |
| 7 months after baseline | |||
| Number | 18 | 16 | |
| LogMar units | −0.13 (0.28) | 0.02 (0.17) | 0.037 |
| Snellen lines | 1.5 (2.4) | 0.2 (1.6) | 0.029 |
| Snellen acuity | 0.07 (0.09) | −0.02 (0.07) | 0.011 |
| 8 months after baseline | |||
| Number | 20 | 13 | |
| LogMar units | −0.09 (0.33) | 0.03 (0.14) | 0.15 (NS) |
| Snellen lines | 1.0 (3.3) | −0.2 (1.5) | 0.18 (NS) |
| Snellen acuity | 0.04 (0.16) | −0.02 (0.06) | 0.17 (NS) |
