Table 1 Characteristics of patients at baseline (n = 10).

Characteristic	Treatment group (mean (SD))
	0.18% SH	HPMC/dextran
NIBUT (s)	4.1 (1.6)	3.9 (2.1)
FBUT (s)	3.4 (1.3)	3.5 (1.9)
Corneal staining with fluorescein (score)	1.5 (1.6)	1.5 (1.6)
Staining with rose Bengal (score)	0.4 (0.8)	0.4 (0.7)
Tear volume (Schirmer's I test; mm)	28.9 (16.9)	27.6 (15.4)

FBUT, fluorescein tear break‐up time; HPMC, hydroxypropyl‐methylcellulose; NIBUT, non‐invasive tear film break‐up time; SH, sodium hyaluronate.