Table 2 Improvement of subjective symptoms of each case
| Â | Â | Itching | Foreign body sensation | Eye mucus | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
|  |  | Pre | 2 w | 4 ~ 6 w | Pre | 2 w | 4 ~ 6 w | Pre | 2 w | 4 ~ 6 w |
Case 1 | R | 6 | 3 | 2 | 4 | 0 | 1 | 7 | 3 | 3 |
| Â | L | 6 | 3 | 2 | 4 | 1 | 1 | 7 | 3 | 2 |
Case 2 | R | 9 | 5 | 6 | 8 | 3 | 4 | 8 | 3 | 4 |
| Â | L | 9 | 5 | 7 | 8 | 3 | 3 | 8 | 3 | 4 |
Case 3 | R | 7 | 5 | 3 | 4 | 3 | 3 | 6 | 5 | 3 |
Case 4 | L | 10 | 7 | 3 | 8 | 5 | 2 | 10 | 8 | 4 |
Average | Â | 7.8 | 4.7 | 3.8 | 6 | 2.5 | 2.3 | 7.7 | 4.2 | 3.3 |
p value compared with pre* | Â | Â | 0.0280 | 0.0428 | Â | 0.0332 | 0.0160 | Â | 0.0489 | 0.0088 |
Case 3 | L** | 7 | 5 | 3 | 4 | 3 | 3 | 6 | 5 | 3 |
Case 4 | R*** | 10 | 6 | 2 | 8 | 5 | 2 | 10 | 8 | 3 |