Table 2 Demographics and preoperative data of patients scheduled to undergo cataract surgery with implantation of the NS60YT intraocular lens
Parameter | All models | NS60YT3 | NS60YT4 | NS60YT5 | NS60YT7 |
|---|---|---|---|---|---|
Number of eyes, n | 62 | 21 | 20 | 15 | 6 |
Number of patients, n | 52 | 20 | 20 | 13 | 6 |
Age | |||||
Mean (years) ± SD | 68.6 ± 9.5 | 69.1 ± 9.2 | 68.1 ± 10.2 | 66.7 ± 10.7 | 73.2 ± 4.6 |
Minimum value, maximum value | 42, 84 | 54, 84 | 48, 84 | 42, 79 | 66, 79 |
Sex, n | |||||
Male | 27 | 8 | 8 | 9 | 2 |
Female | 35 | 13 | 12 | 6 | 4 |
Mean pupil diameter (mm) ± SD | 7.43 ± 0.82 | 7.57 ± 0.62 | 7.25 ± 0.71 | 7.32 ± 0.99 | 7.75 ± 1.25 |
Mean AL (mm) ± SD | 24.21 ± 1.33 | 24.01 ± 1.35 | 23.99 ± 1.47 | 24.77 ± 1.21 | 24.24 ± 0.92 |
Mean preoperative corneal astigmatism (D) ± SD | 1.73 ± 0.54 | 1.32 ± 0.18 | 1.63 ± 0.24 | 1.95 ± 0.30 | 2.99 ± 0.47 |
Preoperative corneal astigmatic axis, n (%) | |||||
WTR astigmatism (0° to 29°, 150° to 180°) | 29 (47) | 7 (33) | 9 (45) | 10 (67) | 3 (50) |
OBL astigmatism (30° to 59°, 120° to 149°) | 1 (2) | 0 (0) | 1 (5) | 0 (0) | 0 (0) |
ATR astigmatism (60° to 119°) | 32 (52) | 14 (67) | 10 (50) | 5 (33) | 3 (50) |
Mean postoperative target spherical refraction(D) ± SD | −1.1 ± 1.2 | −0.8 ± 1.3 | − 0.9 ± 1.0 | −1.6 ± 1.4 | −1.3 ± 1.3 |