A Preliminary Comparative Study of Visual Performance Between Two Newly Commercially Available Monofocal Intraocular Lenses Implanted During Cataract Surgery

Figures & data

Table 1 Clinical Characteristics of Patients at Baseline and Surgical Parameters

	Group 1		Group 2		p
	Mean ± SD	Range	Mean ± SD	Range
Age (years)	74.94 ± 7.68	50 to 88	72.89 ± 8.86	50 to 95	0.37
BCVA (logMAR)	0.43 ± 0.72	2.1 to 0.22	0.39 ± 0.64	2.1 to 0.19	0.22
SE (D)	−0.49 ± 2.22	−7 to +7.15	−0.84 ± 1.06	−3 to +1.75	<0.001
Mean keratometry (D)	43.68 ± 1.7	39.51 to 48.25	43.91 ± 1.6	41.3 to 47.65	0.31
Axial length (mm)	23.53 ± 1.04	20.85 to 26.01	23.58 ± 0.77	22.41 to 25.07	0.09
ACD (mm)	3.13 ± 0.38	2.57 to 4.01	3.28 ± 0.32	2.8 to 4.03	0.21
ECD (cell/mm^2)	2345.53 ± 167.83	1894 to 2630	2262.57 ± 171.96	1980 to 2530	0.14
IOL power (D)	21.14 ± 2.74	15 to 30	22.03 ± 2.52	16.5 to 27.5	0.17

Abbreviations: SD, standard deviation; BCVA, best correct visual acuity; SE, spherical equivalent; ACD, anterior chamber depth; ECD, endothelial cell density.

Table 2 Changes of Best Correct Visual Acuity (BCVA), Refraction Measured as Spherical Equivalent (SE), Contrast Sensitivity (CS) Measured with Pelli-Robson Chart and Visual Function Index (VF-14) Score Before and at 1, 3 and 6 Months Follow Up in Group 1 and Group 2 Eyes. Statistical Test Have Been Performed Using Student t Test for Paired Data

	Before Surgery		1 Month Follow-Up				3 Months Follow-Up				6 Months Follow-Up
	Group 1	Group 2	Group 1		Group 2		Group 1		Group 2		Group 1		Group 2
BCVA (logMAR) Mean ± SD	0.43 ± 0.72	0.39 ± 0.64	0.14 ± 0.72	< 0.01	0.18 ± 0.42	< 0.01	0.12 ± 0.57	< 0.01	0.17 ± 0.51	< 0.01	0.1 ± 0.62	< 0.01	0.15 ± 0.62	< 0.01
SE (D) Mean ± SD	−0.49 ± 2.22	−0.84 ± 1.06	−0.28 ± 0.58	< 0.01	−0.26 ± 0.52	< 0.01	−0.35 ± 0.63	< 0.01	−0.32 ± 0.63	< 0.01	−0.31 ± 0.71	< 0.01	−0.44 ± 0.54	< 0.01
CS (log) Mean ± SD	1.08 ± 0.23	1.12 ± 0.35	1.49 ± 0.13	< 0.01	1.52 ± 0.16	< 0.01	1.51 ± 0.25	< 0.01	1.44 ± 0.31	< 0.01	1.56 ±0.33	< 0.01	1.53 ± 0.41	< 0.01
VF-14 Mean ± SD	83.31 ± 1.02	81.54 ± 2.78	92.18 ± 2.41	< 0.01	94.39 ± 1.68	< 0.01	93.81 ± 1.89	< 0.01	95.64 ± 2.41	< 0.01	94.51 ± 1.97	< 0.01	93.29 ± 2.08	< 0.01