|
FS-LASIK |
| 0–2 mm | 2–6 mm | Total (0–6 mm annulus) |
|
Anterior (120 μm) | Preop | 26.0 ± 1.7 (23.5 to 30.6) | 23.5 ± 1.7 (21.1 to 29.0) | 24.8 ± 1.7 (22.4 to 29.8) |
3 months postop | 25.8 ± 1.7 (21.7 to 29.0) | 23.6 ± 1.7 (20.0 to 27.8) | 24.7 ± 1.6 (20.9 to 28.4) |
value | 0.236 | 0.465 | 0.815 |
|
Central layer | Preop | 15.9 ± 0.9 (14.5 to 17.7) | 14.7 ± 1.0 (13.0 to 16.9) | 15.3 ± 0.9 (13.8 to 17.1) |
3 months postop | 15.7 ± 0.9 (13.9 to 18.0) | 14.6 ± 1.1 (12.8 to 17.4) | 15.2 ± 1.0 (13.5 to 17.7) |
value | 0.020 | 0.222 | 0.059 |
|
Posterior (60 μm) | Preop | 13.3 ± 0.9 (11.1 to 15.1) | 12.6 ± 1.0 (10.7 to 15.3) | 12.9 ± 0.9 (10.9 to 15.1) |
3 months postop | 12.7 ± 0.9 (10.9 to 15.0) | 12.4 ± 1.0 (10.1 to 15.3) | 12.5 ± 0.9 (10.5 to 15.2) |
value | <0.001 | 0.045 | 0.001 |
|
Total (all layers) | Preop | 18.4 ± 1.0 (16.6 to 20.4) | 16.9 ± 1.1 (15.3 to 19.7) | 17.7 ± 1.1 (16.0 to 20.1) |
3 months postop | 18.0 ± 1.0 (15.9 to 20.2) | 16.8 ± 1.2 (14.6 to 19.4) | 17.4 ± 1.1 (15.4 to 19.8) |
value | 0.002 | 0.417 | 0.033 |
|