Patient characteristics at baseline
| Sex (female) | 25 (96.2) |
| Age (years) | 60 (57–66) |
| Sjögren disease associated with dry eye | 22 (84.6) |
| Duration of ocular dryness (months) | 48 (29–56) |
| Schirmer I test (mm) | 1 (0–4) |
| Fluorescein staining score (Oxford scale) | 3 (3–4) |
| Lissamine green staining score (Oxford scale) | 7 (6–8) |
| Break-up time (s) | 3 (3–4) |
| Ocular surface disease index (OSDI) score | 60.4 (50.0–73.4) |
| Global number of drops per day | 6 (5–10) |
Categorical variables are displayed as number (percentage).
Continuous variables are displayed as median (IQR).