TABLE 2.
Quantitative assessment of personalization strategies
| Methodology | Reproducibility of SGC FC maps | Intraindividual distance [mm] | Interindividual distance [mm] | Ratio of interindividual‐to‐intraindividual distance | Intrasession FC | Intersession FC | Intersession FC (percent) | |
|---|---|---|---|---|---|---|---|---|
| Seed | T14 | 0.205 ± 0.008 | ||||||
| Classic | 24.454 ± 0.446 | 26.077 ± 0.438 | 1.07 ± 0.03 | −0.137 ± 0.001 | −0.03 ± 0.002 | 74.00 | ||
| Searchlight | 25.612 ± 0.513 | 26.907 ± 0.446 | 1.05 ± 0.04 | −0.085 ± 0.001 | −0.031 ± 0.001 | 80.16 | ||
| Cluster | 14.253 ± 0.382 | 17.251 ± 0.351 | 1.21 ± 0.05 | −0.08 ± 0.001 | −0.028 ± 0.001 | 84.40 | ||
| T28 | 0.379 ± 0.008 | |||||||
| Classic | 22.361 ± 0.476 | 23.58 ± 0.426 | 1.05 ± 0.04 | −0.11 ± 0.001 | −0.044 ± 0.002 | 85.20 | ||
| Searchlight | 20.785 ± 0.506 | 23.065 ± 0.444 | 1.11 ± 0.04 | −0.072 ± 0.001 | −0.039 ± 0.001 | 88.73 | ||
| Cluster | 10.61 ± 0.373 | 14.111 ± 0.359 | 1.33 ± 0.06 | −0.066 ± 0.001 | −0.034 ± 0.001 | 92.4 | ||
| Seedmap | T14 | 0.895 ± 0.002 | ||||||
| Classic | 6.325 ± 0.442 | 16.971 ± 0.418 | 2.68 ± 0.1 | −0.629 ± 0.002 | −0.565 ± 0.003 | 100.00 | ||
| Searchlight | 4.472 ± 0.408 | 16.125 ± 0.415 | 3.6 ± 0.14 | −0.528 ± 0.003 | −0.479 ± 0.004 | 99.85 | ||
| Cluster | 3.928 ± 0.387 | 14.908 ± 0.360 | 3.8 ± 0.12 | −0.578 ± 0.002 | −0.527 ± 0.003 | 100.00 | ||
| T28 | 0.941 ± 0.001 | |||||||
| Classic | 3.464 ± 0.408 | 15.748 ± 0.417 | 4.54 ± 0.17 | −0.610 ± 0.002 | −0.574 ± 0.003 | 100.00 | ||
| Searchlight | 2.828 ± 0.393 | 15.748 ± 0.396 | 5.56 ± 0.19 | −0.511 ± 0.003 | −0.485 ± 0.004 | 100.00 | ||
| Cluster | 2.158 ± 0.356 | 14.791 ± 0.380 | 6.85 ± 0.20 | −0.562 ± 0.002 | −0.534 ± 0.003 | 100.00 | ||
| 1 year (Seedmap) | T14 | 0.893 ± 0.009 | ||||||
| Classic | 6.000 ± 1.315 | 16.125 ± 0.813 | 2.69 ± 0.33 | −0.645 ± 0.010 | −0.556 ± 0.016 | 100.00 | ||
| Searchlight | 4.472 ± 1.090 | 16.125 ± 0.655 | 3.61 ± 0.35 | −0.533 ± 0.016 | −0.488 ± 0.018 | 100.00 | ||
| Cluster | 3.609 ± 1.178 | 14.073 ± 0.619 | 3.90 ± 0.89 | −0.592 ± 0.011 | −0.534 ± 0.015 | 100.00 | ||
| T28 | 0.935 ± 0.006 | |||||||
| Classic | 6.000 ± 1.385 | 15.231 ± 0.746 | 2.54 ± 0.35 | −0.619 ± 0.011 | −0.559 ± 0.013 | 100.00 | ||
| Searchlight | 3.464 ± 1.223 | 17.088 ± 0.843 | 4.93 ± 0.48 | −0.527 ± 0.015 | −0.501 ± 0.017 | 100.00 | ||
| Cluster | 2.655 ± 1.185 | 14.313 ± 0.794 | 5.39 ± 1.22 | −0.566 ± 0.011 | −0.534 ± 0.014 | 100.00 |
Note: “Intersession FC” refers to the percentage of individuals for whom the DLPFC target located in one scan was a site of negative SGC‐FC in a different scan. Other measures are detailed in the main text and Table 1.