Tear Film Instability and Meibomian Gland Dysfunction Correlate with the Pterygium Size and Thickness Pre- and Postexcision in Patients with Pterygium

Table 2

Correlations between the pterygium parameters, dry eye indices, and meibomian gland functionality.

	Size		Thickness
	R		R
OSDI	0.216	0.089	−0.022	0.862
SIT (mm)	0.073	0.570	0.045	0.727
NIBUTav (s)	−0.647	<0.001	−0.263	0.037
TMH (mm)	−0.109	0.395	0.122	0.342
Meiboscore	0.839	<0.001	0.303	0.016
Eyelid margin abnormality	0.197	0.123	0.007	0.960
Lipid layer grading	−0.824	<0.001	−0.314	0.012

R, Pearson’s correlation analysis correlation value. , Pearson’s correlation analysis significance value.