Pure ICL Implantation: A Novel Ophthalmic Viscosurgical Device-Free Method

Table 4

Time courses of the optical quality parameters after traditional ICL implantation.

	Preoperative period	Postoperative period
		1 day	1 week	3 months
MTF cut-off frequency (cpd)	47.82 ± 4.18	39.79 ± 4.78	43.83 ± 4.47	47.97 ± 3.93
value
SR	0.26 ± 0.05	0.21 ± 0.03	0.22 ± 0.03	0.27 ± 0.05
value
OV100%	1.62 ± 0.14	1.36 ± 0.26	1.44 ± 0.28	1.60 ± 0.15
value
OV20%	1.23 ± 0.26	1.01 ± 0.15	1.06 ± 0.15	1.18 ± 0.26
value
OV9%	0.72 ± 0.14	0.56 ± 0.08	0.62 ± 0.08	0.70 ± 0.17
value
OSI	0.41 ± 0.12	0.60 ± 0.19	0.55 ± 0.21	0.43 ± 0.11
value

Note. : value of the difference in the visual quality parameters before surgery and one day after surgery; P₂: value of the difference in the visual quality parameters before surgery and one week after surgery; P₃: value of the difference in the visual quality parameters before surgery and three months after surgery. : significant difference. MTF: modulation transfer function; OSI: objective scattering index; OV: OQAS value.