Evaluation of Visual Outcomes and 3-Month Refractive Stability of a New Hydrophobic Acrylic Intraocular Lens

Figures & data

Table 1 Preoperative and Demographic Data

Baseline Factor	Mean ± SD (Range)
Eyes (participants)	58 (29)
Sex
Female (n)	13
Male (n)	16
Age (Years)	72.1 ± 5.8 (53 to 80)
Cylinder (D)	0.77 ± 0.52 (0.00 to 1.75)
MRSE (D)	−1.22 ± 2.48 (−10.38 to 3.12)

Abbreviations: D, diopters; MRSE, manifest refraction spherical equivalent; SD, standard deviation.

Table 2 Postoperative Refractive Outcomes (n = 58)

Outcome	1 Month Postoperative Mean ± SD (Range)	3 Months Postoperative Mean ± SD (Range)	P-value
Sphere (D)	−0.19 ± 0.36 (−1.00 to 1.00)	−0.15 ± 0.28 (−0.75 to 0.50)	0.50
Cylinder (D)	0.31 ± 0.48 (−1.25 to 1.25)	0.16 ± 0.26 (0.00 to 1.00)	<0.001
MRSE (D)	−0.04± 0.27 (−0.75 to 0.63)	−0.07± 0.29 (−0.75 to 0.75)	0.39

Abbreviations: D, diopters; MRSE, manifest refraction spherical equivalent; SD, standard deviation.

Table 3 Distribution of Residual Refractive Error at 3 Months Postoperative (n = 58)

Outcome	0–0.25D (%)	0.26–0.50D (%)	0.51–0.75D (%)	0.76–1.00D (%)	>1.00D (%)
Sphere (D)	94.83	5.17	0.00	0.00	0.00
Cylinder (D)	79.31	13.79	5.17	1.72	0.00
MRSE (D)	91.38	5.17	3.45	0.00	0.00

Abbreviations: D, diopters; MRSE, manifest refraction spherical equivalent; SD, standard deviation.

Figure 1 Two one-sided test (TOST) of equivalence for manifest refraction spherical equivalent (MRSE) at 1 and 3 months postoperatively.

Abbreviations: CI, confidence interval; NHST, null hypothesis statistical test.

Table 4 Visual Acuities at 3 Months Postoperative (n = 29)

Binocular Visual Acuity	Mean ± SD (Range) logMAR	20/40 or Better (%)	20/30 or Better (%)	20/25 or Better (%)	20/20 or Better (%)
UDVA (4 m)	−0.01 ± 0.10 (−0.10 to 0.40)	96.55	96.55	96.55	68.97
UIVA (80 cm)	0.16 ± 0.13 (−0.04 to 0.48)	82.76	58.62	41.38	13.79
UIVA (66 cm)	0.24 ± 0.14 (0.04 to 0.52)	72.41	41.38	20.69	0.00
CDVA (4 m)	−0.04 ± 0.06 (−0.10 to 0.10)	100.00	100.00	100.00	89.66
DCIVA (80 cm)	0.16 ± 0.13 (−0.10 to 0.48)	86.21	68.97	34.48	10.34
DCIVA (66 cm)	0.23 ± 0.14 (0.02 to 0.52)	72.41	37.93	17.24	0.00

Abbreviations: CDVA, corrected distance visual acuity; DCIVA, distance-corrected intermediate visual acuity; logMAR, log of minimum angle of resolution; SD, standard deviation; UDVA, uncorrected distance visual acuity; UIVA, uncorrected intermediate visual acuity.

Figure 2 Binocular defocus curve at 3 months postoperatively.

Abbreviations: D, diopters; logMAR, log of minimum angle of resolution.