Table 5.
Time courses of the visual quality indicators in the pure ICL implantation and traditional ICL implantation groups.
| Before operation | 1 day after operation | 1 week after operation | 3 months after operation | |||||
|---|---|---|---|---|---|---|---|---|
| Pure method | Traditional method | Pure method | Traditional method | Pure method | Traditional method | Pure method | Traditional method | |
| MTF cut-off frequency | 48.48 ± 5.24 | 47.82 ± 4.18 | 42.91 ± 6.15 | 39.79 ± 4.78 | 45.32 ± 3.60 | 43.83 ± 4.47 | 48.88 ± 3.92 | 47.97 ± 3.93 |
| P value | P=0.533 | P=0.013∗ | P=0.105 | P=0.301 | ||||
| SR | 0.25 ± 0.06 | 0.26 ± 0.05 | 0.23 ± 0.04 | 0.21 ± 0.03 | 0.25 ± 0.06 | 0.22 ± 0.03 | 0.26 ± 0.06 | 0.27 ± 0.05 |
| P value | P=0.614 | P=0.009∗ | P=0.003∗ | P=0.707 | ||||
| OV100% | 1.63 ± 0.16 | 1.62 ± 0.14 | 1.43 ± 0.20 | 1.36 ± 0.26 | 1.52 ± 0.15 | 1.44 ± 0.28 | 1.58 ± 0.16 | 1.60 ± 0.15 |
| P value | P=0.653 | P=0.161 | P=0.149 | P=0.655 | ||||
| OV20% | 1.26 ± 0.20 | 1.23 ± 0.26 | 1.10 ± 0.14 | 1.01 ± 0.15 | 1.15 ± 0.23 | 1.06 ± 0.15 | 1.27 ± 0.20 | 1.18 ± 0.26 |
| P value | P=0.619 | P=0.004∗ | P=0.047∗ | P=0.116 | ||||
| OV9% | 0.71 ± 0.18 | 0.72 ± 0.14 | 0.57 ± 0.12 | 0.56 ± 0.08 | 0.70 ± 0.14 | 0.62 ± 0.08 | 0.72 ± 0.12 | 0.70 ± 0.17 |
| P value | P=0.689 | P=0.577 | P=0.002∗ | P=0.630 | ||||
| OSI | 0.41 ± 0.11 | 0.41 ± 0.12 | 0.60 ± 0.16 | 0.60 ± 0.19 | 0.57 ± 0.16 | 0.55 ± 0.21 | 0.43 ± 0.11 | 0.43 ± 0.11 |
| P value | P=0.850 | P=0.932 | P=0.762 | P=0.954 | ||||
Note. P: P value of the difference between visual quality indicators in the pure ICL implantation and traditional ICL implantation groups; ∗P < 0.05: significant difference; MTF: modulation transfer function; OSI: objective scattering index; OV = OQAS value.