Subjective symptoms (face score) | 5.7 (1.6) | 4.3 (2.1) | <0.05 | 4.5 (1.7) | <0.05 | 4.7 (1.9) | 0.40 |
Frequency of artificial tear substitute application (times) | 5.2 (3.2) | 3.5 (3.2) | <0.05 | 4.8 (3.5) | 0.20 | 6.2 (3.8) | 0.50 |
Break up time (seconds) | 3.0 (1.5) | 3.8 (2.2) | 0.11 | 3.8 (2.3) | 0.18 | 3.4 (1.8) | 0.48 |
Schirmer I (mm) | 3.9 (6.0) | 4.1 (5.9) | 0.59 | 3.8 (5.8) | 0.62 | 4.0 (4.8) | 0.72 |
Fluorescein staining (score) | 1.2 (1.0) | 1.0 (0.8) | 0.10 | 1.0 (1.1) | 0.66 | 1.1 (0.9) | 0.68 |
Rose bengal staining (score) | 5.3 (3.1) | 4.8 (2.9) | <0.05 | 5.1 (3.0) | 0.07 | 5.0 (3.0) | 0.06 |
Impression cytology (score) | 12.4 (5.2) | 9.6 (2.1) | 0.10 | 10.6 (3.5) | 0.31 | 11.9 (2.6) | 0.63 |