Table 4.
Characteristics of the eyes with post-LASIK stable refractions and the eyes with post-LASIK myopic regression
| Total eyes (n = 2316) n (column %) |
P value | ||
|---|---|---|---|
| Eyes with stable refraction (n = 1734) | Eyes with myopic regression (n = 582) | ||
| Axial length | < 0.001* | ||
| Mean ± SD | 24.38 ± 0.73 | 26.6 ± 0.44 | |
| Range | 22.9 to 25.9 | 26.0 to 27.86 | |
| Age (yrs) | 0.847 | ||
| Mean ± SD | 25.0 ± 5.7 | 24.8 ± 6.0 | |
| Range | (21 to 50) | (21 to 39) | |
| Sex: n, (%) | < 0.001* | ||
| Male | 290 (16.7%) | 218 (37.5%) | |
| Female | 1444 (83.3%) | 364 (62.5%) | |
| Eye: n, (%) | 0.0004* | ||
| Right | 830 (47.9%) | 328 (56.4%) | |
| Left | 904 (52.1%) | 254 (43.6%) | |
| SE(D) | < 0.001* | ||
| Mean ± SD | − 3.3 ± 1.7 | − 7.5 ± 2.3 | |
| Range | (− 0.5 to − 10.0) | (− 4.5 to − 10.0) | |
| K min (D): | 0.001* | ||
| Mean ± SD | 43.7 ± 1.5 | 42.6 ± 1.8 | |
| Range | (40.4 to 49.0) | (39.8 to 45.2) | |
| K max (D) | 0.0685 | ||
| Mean ± SD | 44.8 ± 1.6 | 44.2 ± 1.6 | |
| Range | (41.7 to 49.6) | (41.3 to 46.7) | |
SE spherical equivalent, n number, yrs years, SD standard deviation, D diopter, K min minimum keratometric power, K max maximum keratometric power
*Statistically significant