Table 4.

Regression analysis between SPEED score and different influencing factors in all subjects

	Age		Sex (male = 0, female = 1)		Region (north = 0, south = 1)
	Regression coefficient	p	Regression coefficient	p	Regression coefficient	p
SPEED	-0.050	0.134	0.396	0.706	-1.763	0.064
TBUT	0.010	0.325	-0.614	0.049*	-0.118	0.671
CFSS	0.016	0.219	0.637	0.116	0.429	0.237
MGYSS	0.017	0.494	-0.711	0.366	1.045	0.140
Lid margin hyperemia	0.010	0.669	-0.834	0.176	-2.671	< 0.0001*
Lid margin thickening	0.068	< 0.0001*	-0.276	0.652	-2.118	< 0.0001*
Lid margin rounding	0.099	< 0.0001*	-1.851	0.013*	-2.848	< 0.0001*
Hyperkeratinization	0.068	< 0.0001*	-0.685	0.293	-2.378	0.003*
Telangiectasia around orifices	0.038	0.013*	-0.315	0.521	-0.772	0.103

SPEED Standard patient evaluation of eye dryness, TBUT Tear break-up time, CFSS Corneal fluorescein staining score, MGYSS Meibomian gland yielding secretion score

^* p < 0.05