Table 3 Correction index (CI) at each follow-up of 98 eyes (Mean ± SD)
CI | Preoperative cylinder (D) | ||||
|---|---|---|---|---|---|
>0 to ≤ -0.50 | > - 0.50 to ≤ -1.00 | > - 1.00 to ≤ -2.00 | > - 2.00 to ≤ -3.00 | Total | |
(n = 47) | (n = 21) | (n = 21) | (n = 9) | (n = 98) | |
1 month | 1.03 ± 0.27 | 0.96 ± 0.24 | 0.87 ± 0.18 | 0.83 ± 0.16 | 0.96 ± 0.25 |
6 months | 1.03 ± 0.40 | 0.95 ± 0.31 | 0.91 ± 0.19 | 0.85 ± 0.17 | 0.97 ± 0.33 |
12 months | 1.05 ± 0.41 | 1.03 ± 0.24 | 0.91 ± 0.19 | 0.87 ± 0.15 | 1.00 ± 0.32 |