Table 1.
Baseline characteristics and ocular findings of the subjects in each group.
| Study group (n = 22) | Control group (n = 23) | P value | |
|---|---|---|---|
| Age (year, mean ± SD) | 35.6 ± 6.3 | 36.7 ± 9.4 | 0.820 |
| TBUT (sec, mean ± SD) | 3.0 ± 1.1 | 2.6 ± 1.3 | 0.232 |
| Schirmer test (mm, Mean ± SD) | 14.0 ± 11.7 | 10.8 ± 9.1 | 0.260 |
| > 5 mm | 17 (77.2%) | 13 (56.5%) | |
| ≤ 5 mm | 5 (22.7%) | 10 (43.5%) | |
| Ocular damage score (mean ± SD) | 1.7 ± 1.7 | 1.8 ± 2.2 | 0.527 |
| 0–2 | 17 (77.3%) | 18 (72.0%) | |
| 3–6 | 5 (22.7%) | 5 (20.0%) | |
| 7–9 | 0 (0.0%) | 2 (8.0%) | |
| Meibum quality and expressibility score (mean ± SD) | 1.5 ± 0.7 | 1.3 ± 0.5 | 0.434 |
| Grade 0 | 0 | 1 (4.0%) | |
| Grade 1 | 14 (63.6%) | 16 (52.0%) | |
| Grade 2 | 6 (27.3%) | 8 (36.0%) | |
| Grade 3 | 2 (9.1%) | 0 (0.0%) | |
| Meibomian gland dropout score (mean ± SD) | 0.6 ± 0.6 | 0.7 ± 0.6 | 0.699 |
| Grade 0 | 10 (45.5%) | 9 (39.1%) | |
| Grade 1 | 11 (50.0%) | 13 (56.5%) | |
| Grade 2 | 1 (4.5%) | 1 (4.4%) | |
| Grade 3 | 0 (0.0%) | 0 (0.0%) |
SD standard deviation.