Five-year outcomes of EVO implantable collamer lens implantation for the correction of high myopia and super high myopia

Table 1 Distribution of preoperative characteristics

Parameter	HM group	SHM group	P value
N, eyes	43	40
Age (years)	27.92 ± 6.09	28.82 ± 5.61	0.61
Gender (male:female)	5:19	7:15	0.40
UDVA (logMAR)	1.46 ± 0.42	1.78 ± 0.34	< 0.001
CDVA (logMAR)	− 0.02 ± 0.04	0.12 ± 0.14	< 0.001
Refractive errors (D)
Spherical	− 8.94 ± 1.34	− 14.83 ± 2.90	< 0.001
Cylindrical	− 1.56 ± 1.12	− 1.90 ± 0.91	0.13
Spherical equivalent	− 9.72 ± 1.41	− 15.78 ± 3.06	< 0.001
Keratometric value (D)
Flat K	43.14 ± 1.44	42.80 ± 1.47	0.30
Steep K	44.69 ± 1.50	44.30 ± 1.60	0.26
WTW diameter (mm)	11.90 ± 0.44	11.92 ± 0.40	0.83
IOP (mmHg)	14.27 ± 2.99	15.36 ± 3.04	0.10
CCT (mm)	521.35 ± 29.55	526.15 ± 31.24	0.48
Axial length (mm)	27.08 ± 0.99	29.68 ± 1.64	< 0.001
ECD (cells/mm²)	2689.56 ± 286.37	2773.89 ± 206.10	0.14
ICL size (mm)	13.06 ± 0.52	13.12 ± 0.46	0.57

HM high myopia; SHM super high myopia; N number of eyes; UDVA uncorrected distance visual acuity; CDVA corrected distance visual acuity; D diopters; K keratometry; STS sulcus to sulcus; IOP intraocular pressure; WTW horizontal white-to-white diameter; ACD anterior chamber depth; CCT central corneal thickness; ECD corneal endothelial cell density; ICL implantable collamer lens

ISSN: 2326-0254