Table 4.
Results of Stepwise Multiple Regression Analysis to The Ratio of Luminal to Stromal Area in The Choroidal Binarization Method
| Variables | Partial Regression Coefficient | Standardized Partial Regression Coefficient | P Value |
|---|---|---|---|
| Whole choroid | |||
| 1500 µm | |||
| Subfoveal choroidal thickness (µm) | 0.003 | 0.522 | <0.0001 |
| Mean scleral thickness (µm) | 0.005 | 0.437 | <0.0001 |
| Constant | −2.114 | ||
| Adjusted R2 | 0.402 | ||
| 3000 µm | |||
| Subfoveal choroidal thickness (µm) | 0.003 | 0.441 | <0.0001 |
| Mean scleral thickness (µm) | 0.006 | 0.426 | <0.0001 |
| Constant | −2.439 | ||
| Adjusted R2 | 0.329 | ||
| 7500 µm | |||
| Subfoveal choroidal thickness (µm) | 0.002 | 0.368 | 0.0004 |
| Mean scleral thickness (µm) | 0.004 | 0.386 | <0.0001 |
| Constant | 0.510 | ||
| Adjusted R2 | 0.290 | ||
| Outer choroid | |||
| 1500 µm | |||
| Subfoveal choroidal thickness (µm) | 0.004 | 0.523 | <0.0001 |
| Mean scleral thickness (µm) | 0.008 | 0.466 | <0.0001 |
| Constant | −5.964 | ||
| Adjusted R2 | 0.418 | ||
| 3000 µm | |||
| Subfoveal choroidal thickness (µm) | 0.004 | 0.453 | <0.0001 |
| Mean scleral thickness (µm) | 0.009 | 0.447 | <0.0001 |
| Constant | −5.656 | ||
| Adjusted R2 | 0.359 | ||
| 7500 µm | |||
| Subfoveal choroidal thickness (µm) | 0.003 | 0.383 | 0.0002 |
| Mean scleral thickness (µm) | 0.007 | 0.391 | <0.0001 |
| Constant | −1.267 | ||
| Adjusted R2 | 0.335 |