Group | Refraction (mean (SD)) | Correction (mean (SD)) | % of correction attempted | % within −1.5 D or −2.5 D | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Preop | Postop | Attempted | Achieved | −1.5 D | −2.5 D | |||||
Myopic LASIK series: | ||||||||||
1 | −11.26 (2.564) | −1.74 (2.285) | −10.51 (2.224) | −9.445 (3.67) | 90 | 37 | 25 | |||
2 | −16.84 (0.825) | −0.843 (3.285) | −14.5 (1.309) | −15.625 (3.67) | 108 | 37 | 37 | |||
3 | −27.78 (5.544) | −4.781 (5.957) | −21 (4.123) | −21.571 (4.032) | 102 | 0 | 25 | |||
Astigmatic myopic LASIK series: | ||||||||||
1 | −9.702 (1.786) | −2.75 (3.638) | −9.671 (1.792) | −6.952 (3.165) | 72 | 12 | 50 | |||
2 | −17.4 (2.553) | −1.925 (1.35) | −17.1 (2.625) | −15.42 (3.53) | 90 | 40 | 20 | |||
3 | −23.083 (5.257) | −7.078 (2.194) | −19.583 (2.919) | −15.708 (4.66) | 80 | 33 | 0 |