Extended depth of focus IOL in eyes with different axial myopia and targeted refraction

BMC Ophthalmology

Table 1 Preoperative demographic features with the control group eyes

Parameter	[-0.75, 0.00)	[-1.50, -0.75)	P
Age (years)	58.33 ± 15.21	48.42 ± 16.38	0.089
AL (mm)	24.51 ± 0.88	24.98 ± 0.84	0.140
Corneal astigmatism (D)	1.05 ± 1.64	1.38 ± 0.97	0.560
ACD (mm)	3.40 ± 0.43	3.38 ± 0.40	0.910
R₁ (mm)	7.79 ± 0.23	7.67 ± 0.20	0.193
R₂ (mm)	7.31 ± 1.66	7.44 ± 0.24	0.814
Kappa angle (mm)	0.19 ± 0.09	0.21 ± 0.18	0.643
Uncorrected visual acuity (logMAR)	0.64 ± 0.33	0.64 ± 0.38	0.960
IOL power (D)	18.83 ± 2.79	15.79 ± 3.88	0.014^*
Target SE (D)	-0.56 ± 0.25	-0.82 ± 0.13	0.001^*

*: Significant difference between groups.Student’s t tests are indicated as mean ± SD.
AL = axial length, SD = standard deviation, D = diopter, ACD = anterior chamber depth, R₁ = flat axial corneal curvature, R₂ = steep axial of corneal curvature, logMAR = logarithm of the minimum angle of resolution, IOL = intraocular lens, SE = spherical equivalent.

ISSN: 1471-2415