Extracellular MMP-9-Based Assessment of Ocular Surface Inflammation in Patients with Primary Open-Angle Glaucoma

Table 4

Evaluation of dry eye syndrome using Schirmer test, conjunctiva, and cornea fluorescein staining.

	Preservative-free treatment (tafluprost) ()	BAK-containing treatment (latanoprost) ()	Untreated (control) ()	Total ()
Conjunctiva staining score
0	25 (83.3%)	18 (60.0%)	23 (76.7%)	—
1	5 (16.7%)	9 (30.0%)	7 (23.3%)	—
2	0 (0%)	3 (10%)	0 (0%)	—
Corneal staining score
0	29 (96.7%)	23 (80.0%)	28 (93.3%)	—
1	1 (3.3%)	5 (16.7%)	2 (6.7%)	—
2	0 (0%)	2 (3.3%)	0 (0%)	—
Schirmer’s test (mm/5 minutes)	12.07^† ± 5.80	8.27 ± 4.67	11.63^† ± 7.64	10.66 ± 6.32

Level of significance: ; ^†significance of difference relative to the BAK-containing treatment (latanoprost) group.