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 |