Table 1.
Preoperative and 3-month and 6-month postoperative values.
| Parameter | Preoperative | 3-month postoperative | 6-month postoperative | p value |
|---|---|---|---|---|
| Body mass index (kg/m2) | 47.9 ± 4.5 | 37.6 ± 4.4 | 31.7 ± 3.6 | <0.011 |
| Intraocular pressure (mmHg) | 17.8 ± 2.6 | 16.3 ± 2.1 | 15.6 ± 2.0 | <0.012 |
| Retinal nerve fiber layer (μm) | 93.4 ± 12.3 | 93.6 ± 11.8 | 93.5 ± 11.6 | 0.902 |
| Rimarea (mm2) | 1.47 ± 0.28 | 1.47 ± 0.26 | 1.48 ± 0.28 | 0.342 |
| Discarea (mm2) | 1.75 ± 0.29 | 1.74 ± 0.31 | 1.75 ± 0.31 | 0.642 |
| Cup/disk vertical ratio | 0.34 ± 0.17 | 0.35 ± 0.17 | 0.35 ± 0.17 | 0.391 |
| Cup volume (mm3) | 0.076 ± 0.085 | 0.078 ± 0.083 | 0.077 ± 0.085 | 0.081 |
| Central macular thickness (μm) | 237.4 ± 24.5 | 239.3 ± 24.1 | 240.4 ± 24.5 | <0.012 |
| Total macular volume (mm3) | 9.88 ± 0.52 | 9.96 ± 0.56 | 9.99 ± 0.56 | <0.012 |
| Subfoveal choroidal thickness (μm) | 309.8 ± 71.8 | 331.0 ± 81.4 | 352.7 ± 81.4 | <0.012 |
| Retinal ganglion cell layer (µm) | 81.2 ± 6.5 | 82.7 ± 6.6 | 82.9 ± 6.5 | <0.012 |
Data are mean ± SD.
1Repeated measures ANOVA test; 2Friedman test.