Preoperative and postoperative demographic data of patients undergoing toric implantable collamer lens surgery after 4 years
| Parameter studied | Outcome |
| Refractive surgery (number of eyes) | 24 patients; 40 eyes (16 patients bilateral, 8 patients unilateral) |
| Mean age±SD | 30.57±4.69 |
| Range | 25–38 |
| Gender | |
| Male | 12 (50%) |
| Female | 12 (50%) |
| Preoperative visual acuity (log MAR) | |
| UCVA | 1.28±0.37 (range: 0.3 to 1.8) |
| CDVA | 0.19±0.11 (range: −0.1 to 0.3) |
| Preoperative refractive error (spherical equivalent) | |
| Range | (−1.75 to −20.50) |
| Mean±SD | (−7.55±4.22) |
| Postoperative visual acuity (log MAR) | |
| UCVA | 0.11±0.13 |
| CDVA | 0.04±0.16 |
| Postoperative residual refraction (D) | |
| Mean±SD | 0.44±0.40 |
CDVA, corrected distance visual acuity; log MAR, logarithm of the minimum angle of resolution; UCVA, uncorrected visual acuity.