Table 4.
Multivariate analysis a
| Variable | Reference | Compare | Coefficient | SE | P |
|---|---|---|---|---|---|
| Outcome = EPLE | |||||
| Intercept | 3.666 | 0.433 | <0.001 | ||
| Electrode direction | Oblique | Orthogonal | 0.454 | 0.129 | <0.001 |
| Temporal pole | No | Yes | 0.435 | 0.178 | 0.015 |
| Planning scan modality | CT | MRI | −0.330 | 0.110 | 0.003 |
| Skin-skull distance | 0.088 | 0.025 | <0.001 | ||
| Skull angle (acute) | −0.036 | 0.005 | <0.001 | ||
| Outcome = TPLE | |||||
| Intercept | 1.581 | 0.224 | <0.001 | ||
| Intracranial bending | No | Yes | 3.553 | 0.265 | <0.001 |
| EPLE | 0.523 | 0.051 | <0.001 | ||
| Skull thickness | 0.089 | 0.028 | 0.001 | ||
aEPLE, entry point localization error; TPLE target point localization error; SE, standard error