Table 5. Simple correlation analysis of 3 Meibomian Gland Dysfunction scores with dry eye parameters in Visual Display Terminal workers.

	Lid margin score		Meibum score		Meiboscore
	R	P	R	P	R	P
VDT working time (h/day)	0.450	<0.0001	0.318	<0.0001	0.365	<0.0001
OSDI	0.178	0.015	0.052	0.484	−0.088	0.235
Fluorescein score	0.289	<0.0001	0.402	<0.0001	0.373	<0.0001
BUT (s)	−0.299	<0.0001	−0.302	<0.0001	−0.202	0.02
Schirmer (mm)	0.013	0.865	−0.021	0.776	0.004	0.956

Note: R, correlation value by Spearman correlation analysis; P, significance level in Spearman correlation analysis.