Table 1.

Visual characteristics of the patients at baseline and at 1, 6, and 12 months of surgery

Visual characteristics (n = 78)	Preoperative	Postoperative 1 month	Postoperative 6 months	Postoperative 12 months	P
Spherical refraction	–	−0.24 ± 0.59	−0.16 ± 0.62	−0.18 ± 0.64	0.163
Cylindrical refraction	−0.35 ± 0.52b,c,d	−0.64 ± 0.50a	−0.63 ± 0.45a	−0.61 ± 0.51a	<0.001
C1	43.38 ± 1.30b,c	43.19 ± 1.26a	42.89 ± 2.80a	43.23 ± 1.29	0.005
C2	43.81 ± 1.49	43.89 ± 1.37c	43.67 ± 2.79b	43.89 ± 1.36	0.028
Intraocular pressure (mmHg)	14.92 ± 2.29	14.44 ± 2.19	14.38 ± 2.29	13.92 ± 2.17	0.065
Central corneal thickness (µm)	552.56 ± 32.9b,c	565.9 ± 76.82a,c,d	551.19 ± 72.87a,b,d	549.7 ± 46.65b,c	<0.001

Values are presented as mean ± standard deviation

C1 horizontal axis of the cornea, C2 vertical axis of the cornea

^aDifferent from the preoperative value

^bDifferent from postoperative 1 month

^cDifferent from postoperative 6 months

^dDifferent from postoperative 12 months