Table 2.
Pearson correlation between estimated brain age and chronological age with their 95% confidence intervals on the test sample at baseline (stroke patients from StrokeMRI sample) for each model, and the MAE calculated from BAGR.
| Models | r | LowerCI | UpperCI | MAE |
|---|---|---|---|---|
| Global | ||||
| all_T1 | 0.550 | 0.358 | 0.697 | 5.506 |
| median | 0.579 | 0.395 | 0.718 | 4.271 |
| Regional | ||||
| left_frontal | 0.448 | 0.234 | 0.620 | 5.799 |
| right_frontal | 0.403 | 0.182 | 0.585 | 5.663 |
| left_parietal | 0.413 | 0.194 | 0.593 | 6.287 |
| right_parietal | 0.460 | 0.248 | 0.629 | 6.086 |
| left_occipital | 0.221 | −0.019 | 0.436 | 7.642 |
| right_occipital | 0.206 | −0.034 | 0.423 | 6.953 |
| left_temporal | 0.416 | 0.198 | 0.596 | 7.588 |
| right_temporal | 0.455 | 0.242 | 0.625 | 5.733 |
| left_cingulate | 0.086 | −0.156 | 0.317 | 6.953 |
| right_cingulate | 0.439 | 0.224 | 0.613 | 8.804 |
| left_insula | 0.309 | 0.076 | 0.510 | 7.732 |
| right_insula | 0.366 | 0.140 | 0.556 | 6.277 |