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

Table 4

Correlations between the pterygium parameters, dry eye indices, and MG functionality postoperatively.

	1 month after surgery				3 months after surgery				6 months after surgery
	Size		Thickness		Size		Thickness		Size		Thickness
	R		R		R		R		R		R
OSDI	0.976	<0.001	0.277	0.028	0.985	<0.001	0.284	0.024	0.978	<0.001	0.286	0.023
SIT (mm)	−0.950	<0.001	−0.354	0.004	−0.100	0.436	−0.167	0.190	0.004	0.974	−0.230	0.070
NIBUTav (s)	−0.342	0.007	−0.598	<0.001	−0.430	0.001	−0.568	<0.001	−0.342	0.007	−0.598	<0.001
TMH (mm)	−0.934	<0.001	−0.288	0.022	0.131	0.308	0.056	0.665	0.009	0.945	0.135	0.293
Meiboscore	0.854	<0.001	0.332	0.008	0.702	<0.001	0.284	0.024	0.882	<0.001	0.299	0.017
Eyelid margin abnormality	0.183	0.151	−0.023	0.856	0.208	0.101	0.008	0.953	0.223	0.079	−0.054	0.627
Lipid layer grading	−0.845	<0.001	−0.253	0.045	−0.105	0.412	−0.046	0.721	−0.150	0.240	−0.100	0.437

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