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Preoperative and Postoperative AK Centroid Values by Eye
| OD | OS | |
|---|---|---|
| Preoperative X | −0.27 ± 0.19 | 0.01 ± 0.29 |
| Postoperative X | −0.16 ± 0.16 | 0.03 ± 0.20 |
| Preoperative Y | 0.02 ± 0.14 | 0.01 ± 0.14 |
| Postoperative Y | 0.03 ± 0.16 | 0.05 ± 0.18 |
Note: Values are mm, mean ± standard deviation.
