Table 2.
Changes in Peripheral Refraction With Orthokeratology
| Author [Year] | Instrument/Subjects | Lens | Myopic Defocus | J0 Astigmatism | J45 Astigmatism |
|---|---|---|---|---|---|
| Queirós [2010]25 | WAM-5500/28 adults | CRT | N/T: −2.00 | N: −1.50 | N: 0.00 |
| T: −2.00 | T: −0.25 | ||||
| Kang [2011]26 | Nvision-K5001/16 children | BE or BE-A lens | N: +0.25 | N: −1.50 | N: +0.25 |
| T: −1.50 | T: −2.00 | T: 0.00 | |||
| Kang [2013]27 | NVision-K5001/19 adults | BE lens | N: −0.50 | N: −1.25 | N: −0.30 |
| T: −3.00 | T: −2.50 | T: +0.30 | |||
| Kang [2016]28 | NVision-K5001/19 adults | BE lens | N: −1.25 | N: −1.25 | N: 0.00 |
| T: −2.25 | T: −2.25 | T: +0.25 | |||
| Gifford [2020]29 | SRW-5000/8 adults | Contex E | N: 0.00 | N: −1.00 | N: +0.40 |
| T: −1.00 | T: −1.50 | T: 0.00 | |||
| Ticak [2013]30 | WR-5100K/14 adults cyclopleged | CRT | N: −1.25 | N/A | N/A |
| T: −2.00 | |||||
| Tomiyama [2022] | WAM-5500/17 adults cyclopleged | CRT Dual Axis | N: −1.96 | N: −1.64 | N: +0.11 |
| T: −2.10 | T: −2.39 | T: +0.09 |
N/A = not applicable (was not evaluated).
All are estimations based on figures published in each paper. Measurements are at 30 degrees along horizontal retina in the nasal (N) or temporal (T) direction.