Visual Performance after Bilateral Implantation of a Four-Haptic Diffractive Toric Multifocal Intraocular Lens in High Myopes

Table 1

Preoperative demographics and characteristics.

Parameter	Mean ± SD	Range
Number of men (%)	3 (21)
Age (years)	48.2 ± 6.7	35, 62
Axial length (mm)	29.16 ± 2.71	26.09, 33.90
Anterior chamber depth (mm)	3.39 ± 0.28	2.84, 3.98
Average keratometry (D)	45.13 ± 1.86	42.06, 49.36
Corneal astigmatism (D)	2.31 ± 0.86	1.13, 4.72
Corrected distance visual acuity (logarithm of the minimum angle of resolution)	0.20 ± 0.22	−0.12, 0.60
Sphere (D)	−16.87 ± 6.72	−31.00, −8.25
Cylinder (D)	1.83 ± 1.22	0.00, 4.25
Manifest refraction spherical equivalent (D)	−15.95 ± 6.94	−31.00, −7.13
IOL sphere (D)	1.93 ± 5.71	−8.0, 9.5
IOL cylinder (D)	3.34 ± 1.08	2.0, 6.0

D, dioptre; IOL, intraocular lens.