Table 1.

Profile of ocular surface and the result of preferred eye drop.

	DQS Group (Pre-Treatment)	DQSLX Group (4 Weeks After Treatment)	p Value
Symptoms score	37.8 ± 24.1	23.3 ± 20.1	0.01 *
Preferred eye drops	3/54 (5.6%)	51/54 (94.4%)	<0.001 †
TBUT (s)	4.5 ± 1.7	5.0 ± 2.5	0.75 *
Fluorescein staining score	1.1 ± 1.5	0.8 ± 1.7	<0.001 *

TBUT: tear break-up time. * Wilcoxon signed-rank test. † Fisher’s exact test.