Visual Performance after Bilateral Implantation of a Four-Haptic Diffractive Toric Multifocal Intraocular Lens in High Myopes
Table 2
Monocular visual acuity at the last visit (28 eyes).
Parameter
Mean Snellen equivalent
Mean ± SD (logMAR)
Range (logMAR)
20/40 or better, (%)
20/25 or better, (%)
value
Distance
Photopic UDVA
20/26
0.12 ± 0.20
−0.12, 0.54
24 (86)
17 (61)
0.379
Mesopic UDVA
20/27
0.12 ± 0.20
−0.12, 0.60
26 (93)
16 (57)
Photopic CDVA
20/19
−0.02 ± 0.13
−0.12, 0.30
28 (100)
26 (93)
1.000
Mesopic CDVA
20/19
−0.02 ± 0.13
−0.12, 0.30
28 (100)
26 (93)
Intermediate
Photopic UIVA
20/35
0.24 ± 0.16
−0.03, 0.57
18 (64)
7 (25)
<0.001
Mesopic UIVA†
20/45
0.35 ± 0.14
0.05, 0.57
9 (35)
1 (4)
Photopic DCIVA
20/39
0.29 ± 0.14
0.07, 0.57
15 (54)
4 (14)
<0.001
Mesopic DCIVA†
20/56
0.44 ± 0.13
0.23, 0.67
4 (15)
0 (0)
Near
Photopic UNVA
20/39
0.29 ± 0.21
0.02, 0.84
19 (68)
3 (11)
<0.001
Mesopic UNVA†
20/50
0.39 ± 0.19
0.12, 0.92
10 (39)
0 (0)
Photopic DCNVA
20/35
0.24 ± 0.19
0.02, 0.74
20 (71)
7 (25)
<0.001
Mesopic DCNVA†
20/46
0.37 ± 0.19
0.14, 0.86
11 (42)
0 (0)
Comparison between the mean photopic and mesopic values. †Data on 26 eyes are available. CDVA, corrected distance visual acuity; DCIVA, distance-corrected intermediate visual acuity; DCNVA, distance-corrected near visual acuity; logMAR, logarithm of the minimum angle of resolution; UDVA, uncorrected distance visual acuity; UIVA, uncorrected intermediate visual acuity; UNVA, uncorrected near visual acuity.