Table 3.

Correlation between dry-eye related signs and symptoms.

Variable	Blurring		Photophobia		Pain
	β	p-value	Β	p-value	β	p-value
Tear break-up time	− 0.085	0.001*	− 0.093	< 0.001*	− 0.120	< 0.001*
Line break type	− 0.016	0.709	0.057	0.195	− 0.001	0.970
Corneal staining score	0.038	0.141	0.042	0.110	0.128	< 0.001*

*P < 0.05, standardized partial regression coefficient, adjusted for age and sex.