[Retracted] Efficacy and Safety of Amniotic Membrane Transplantation Combined with Closure of Tenon Capsule and Bulbar Conjunctival Space in the Treatment of Primary Pterygium

Table 2

The difference of postoperative complications between the two groups.

Characteristics	Treatment group (N = 100) (n (%))	Observation group (N = 100) (n (%))	χ ^2	P
Conjunctival congestion	11 (11.0)	30 (30.0)	14.510	0.006
Foreign body sensation	20 (20.0)	15 (15.0)	0.865	0.352
Eye dryness	8 (8.0)	29 (29.0)	14.620	0.000
Nebula of cornea	9 (9.0)	15 (15.0)	1.705	0.191
Corneal macula	2 (2.0)	12 (12.0)	7.680	0.005