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Comparison of Ocular Surface Disease Index (OSDI) scores before and after treatment between the combined treatment group and monotherapy group.
| Group | OSDI before treatment (mean ± SD) | OSDI after treatment (mean ± SD) | T value | P value |
|---|---|---|---|---|
| Combined treatment | 39.06 ± 11.66 | 14.09 ± 4.22 | 20.9 | .000 |
| Monotherapy | 40.70 ± 6.10 | 21.50 ± 4.82 | 16.75 | .000 |
| T value | -0.82 | -8.02 | ||
| P value | .415 | .000 |
