A Randomized Controlled Trial to Manage Postoperative Ocular Pain after Pterygium Excision with Conjunctival Autograft Transplantation with a Single Application of 2% Sodium Hyaluronate

Table 1

Demographic and baseline clinical characteristics of patients.

	SH group (n = 15)	Control group (n = 15)	value
Age (year) (mean ± SD)	51.07 ± 8.80	50.73 ± 9.14	0.415^a
Sex (n) (%)
Male	Male = 5 (33%)	Male = 6 (40%)	0.705^b
Female	Female = 10 (67%)	Female = 9 (60%)
Area of initial conjunctival and corneal defects (mm^2) (mean ± SD)	69.76 ± 10.70	60.50 ± 21.13	0.242^a

n = number; SD = standard deviation; mm = millimeter; ^at-test; ^bChi-square test.