Table 5. Fitting results and regional difference analysis of JHU tracts, cortical RTZs, and subcortical RTZs using exponential growth fit for ODI, and logarithmic growth fit for NDI.
| R | p (reg) | b2 | p (slope diff) | |
|---|---|---|---|---|
| ODI (exp growth fit) | ||||
| Global WM | 0.57 | 6.2E-07 | 0.00178 | - |
| JHU Tracts | 0.50 | 1.4E-05 | 0.00196 | 0.55 |
| Cortical RTZs | 0.42 | 4.7E-04 | 0.00132 | 0.18 |
| Subcortical RTZs | 0.49 | 2.2E-05 | 0.00200 | 0.45 |
| NDI (log fit) | ||||
| Global WM | 0.84 | 1.2E-18 | 0.0607 | - |
| JHU Tracts | 0.77 | 2.7E-14 | 0.0569 | 0.65 |
| Cortical RTZs | 0.85 | 3.4E-20 | 0.0500 | 0.039 |
| Subcortical RTZs | 0.83 | 4.7E-18 | 0.0697 | 0.012 |