Results from Schirmer’s test in crossover phase
| HA→saline (SD) | Saline→HA (SD) | |
|---|---|---|
| Left eye: | ||
| 1st period | 5.2 (5.3) | 3.6 (4.1) |
| 2nd period | 4.5 (5.8) | 5.5 (5.3) |
| 1st–2nd | 0.8 (4.6) | −1.9 (4.3) |
| Treatment difference test: t=2.6, p=0.013 | ||
| Right eye: | ||
| 1st period | 5.5 (4.2) | 4.1 (4.5) |
| 2nd period | 4.2 (5.3) | 5.3 (4.8) |
| 1st–2nd | 1.3 (2.8) | −1.1 (3.1) |
| Treatment difference test: t=3.4, p=0.0013 | ||
| Combined test on sum from both eyes: t=3.6, p=0.0006 | ||