TABLE 2.
Linear Growth Model Estimates for Monthly Mean FA Change Rate (×10−3)
| Fiber tract | HR(+) | HR(−) | Interaction | |||
|---|---|---|---|---|---|---|
| Slope (SE) | Slope (SE) | F | p | |||
| ALIC, left | 2.00 | (.36) | 3.28 | (.25) | 8.4 | .004 |
| ALIC, right | 2.28 | (.36) | 3.23 | (.25) | 4.8 | .03 |
| ATR, left | 1.12 | (.33) | 2.07 | (.23) | 5.6 | .03 |
| ATR, right | 1.74 | (.31) | 2.38 | (.22) | 2.8 | .1 |
| CC, body | 1.56 | (.54) | 3.10 | (.38) | 5.4 | .02 |
| CC, genu | 1.81 | (.5) | 3.02 | (.35) | 4.1 | .05 |
| CC, splenium | 1.33 | (.7) | 2.94 | (.49) | 3.6 | .06 |
| Fornix, left | 0.04 | (.36) | 1.06 | (.25) | 5.5 | .02 |
| Fornix, right | 0.01 | (.34) | 1.16 | (.24) | 7.8 | .006 |
| ILF, left | 1.23 | (.36) | 2.48 | (.25) | 8.2 | .005 |
| ILF, right | 1.32 | (.49) | 2.91 | (.34) | 7.2 | .009 |
| PLIC, left | 1.99 | (.45) | 3.55 | (.31) | 8.0 | .005 |
| PLIC, right | 1.96 | (.5) | 3.62 | (.35) | 7.5 | .007 |
| Uncinate, left | 0.75 | (.35) | 1.89 | (.24) | 7.1 | .009 |
| Uncinate, right | 0.79 | (.39) | 1.75 | (.27) | 4.2 | .04 |
Note: ALIC = anterior limb of internal capsule; ATR = anterior thalamic radiation; CC = corpus callosum; ILF = inferior longitudinal fasciculus; PLIC = posterior limb of internal capsule