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Table 4 Refractive lens exchange in hyperopia (visual acuities in decimal values)

From: Refractive lens exchange in modern practice: when and when not to do it?

Author,year No. of eyes/patients/mean age(years) Mean follow-up Preop SE(D) Postop SE(D) Preoperative UDVA Preoperative CDVA Postoperative UDVA Postoperative CDVA
Siganos, Pallikaris,
1998 [50]
35/21/N/R 5 years +9.19 ± 0.34 (distance)
+10.41 ± 0.32 (near)
At 1 year:
+0.02 ± 0.80 (distance)
+1.87 ± 0.31 (near)
Count fingers – 31 eyes, 0.1 VA obtained in 4 eyes Mean CDVA
0.94 ± 0.014
(spectacle-corrected),
1.037 ± 0.22
(contact lens-corrected)
0.8 (0.5 to 1.0) 91.4% within ±1.00 D of target refraction
Fink et al.,
2000 [51]
50/29/,
Group A: (preop SE ≤ +4 D), 61.9
Group B: (preop SE > +4 D) 54.7
10 months Group A: SE: +2.26 ± 0.94
Group B: SE: +6.32 ± 1.32
Group A:
-0.18 ± 0.73
Group B:
-0.19 ± 1.28
Group A: 0.19
Group B: 0.05
Group A: 1.13
Group B: 1.04
Group A:0.81 ± 0.30
Group B:0.58 ± 0.33
Group A: 1.10 ± 0.17
Group B: 1.02 ± 0.16
Alfonso, et al., 2009
RLE after previous hyperopic LASIK [52]
41/23/51.03 6 months Pre-IOL SE: Mean +1.32 Mean postop SE: -0.064 ± 0.513 UDVA:
0.189 ± 0.175 logMAR
CDVA:
0.049 ± 0.071 logMAR
Mean efficacy index:
0.87
Mean safety index:
1.00
UDVA:
0.113 ± 0.101 logMAR
≥0.5: 97.56%
≥0.8: 58.54%
CDVA: 0.046 ± 0.063 logMAR
All eyes within ±1.25 D of target refraction, 73.17% - within ±0.50 D
Preetha Goel, Patel et al.,
2003 [53]
20/12/35.75 16.96 months
(6 to 35 months)
+6.66 ± 2.17
(+4.75 to +13.0)
+0.68
(0 to +2.50)
0.10 ± 0.09
(0.03 to 0.25)
0.53 ± 0.29
(0.10 to 1.00)
0.45 ± 0.25
(0.10 to 1.00)
0.63 ± 0.30
(0.10 to 1.00)
Pop, Payette 2004 [54]
Artisan phakic lens versus RLE + IOL
19/12/20
- Artisan
19/15/36
- RLE + IOL
5.4 months Artisan:
+2.75 to +9.25
RLE + IOL:
+2.75 to +7.50
2 months postop:
Artisan: 78% within ±1.00 D of emmetropia
RLE + IOL: 91% within ±1.00 D of emmetropia
≥0.8: 0 in both groups
≥0.5: 0 in both groups
Preoperative UDVA of both groups is not reported in details.
Artisan:
84% >0.8
RLE + IOL:
68% >0.8
2 months postop:
≥0.8:
67% Artisan
64% RLE + IOL
≥0.5:
89% Artisan
82% RLE + IOL
N/R
Koladhouz – Isfahani et al., 1999 [55] 18/10/N/R 10.5 months +6.17 -0.21 0.06 0.80 0.50 0.80,
39% within ±1.00 D of target refraction
  1. RLE: refractive lens extraction, SE: spherical equivalent, UDVA: uncorrected distance visual acuity, CDVA: corrected distance visual acuity, IOL: intraocular lens, N/R: not reported.