Table 5.
Spearman correlation of executive function measures and FA values within each group (TBI [n = 9] or OI [n = 12]) and comparisons of correlations between groups (p-value)
| A. | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Shape school inhibit | Shape school switch | Shape school both | |||||||
| ROI | OI | TBI | p-value | OI | TBI | p-value | OI | TBI | p-value |
| RFWM | 0.583* | 0.598 | 0.968 | 0.554 | 0.878** | 0.184 | 0.539 | 0.704 | 0.653 |
| LFWM | 0.901** | 0.898** | 0.976 | 0.700* | 0.872** | 0.395 | 0.613* | 0.898** | 0.215 |
| sCC | 0.183 | 0.435 | 0.596 | 0.148 | 0.405 | 0.617 | 0.389 | 0.429 | 0.936 |
| gCC | −0.072 | −0.318 | 0.624 | 0.465 | −0.429 | 0.936 | 0.432 | −0.464 | 0.107 |
| bCC | 0.582* | 0.555 | 0.936 | 0.529 | 0.599 | 0.857 | 0.358 | 0.523 | 0.734 |
| ALIC | 0.426 | −0.066 | 0.322 | 0.323 | −0.086 | 0.447 | −0.138 | 0.150 | 0.631 |
| PLIC | 0.062 | 0.456 | 0.412 | 0.122 | 0.410 | 0.576 | 0.067 | 0.000 | 0.912 |
| IFO | −0.260 | 0.291 | 0.952 | −0.143 | 0.229 | 0.497 | −0.077 | 0.600 | 0.200 |
| SLF | 0.583* | 0.443 | 0.719 | 0.388 | 0.578 | 0.653 | 0.223 | 0.582 | 0.465 |
| B. | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| BRIEF | Attn scale | Score scale | |||||||
| ROI | OI | TBI | p-value | OI | TBI | p-value | OI | TBI | p-value |
| RFWM | −0.591* | 0.000 | 0.197 | −0.291 | −0.849** | 0.070 | 0.129 | −0.672* | 0.074 |
| LFWM | −0.194 | −0.408 | 0.653 | 0.139 | −0.349 | 0.337 | −0.005 | −0.319 | 0.535 |
| sCC | −0.481 | −0.303 | 0.689 | −0.073 | −0.152 | 0.881 | 0.012 | −0.625 | 0.159 |
| gCC | −0.351 | 0.092 | 0.384 | 0.205 | 0.093 | 0.826 | 0.395 | 0.456 | 0.889 |
| bCC | −0.401 | −0.439 | 0.928 | −0.062 | −0.466 | 0.401 | 0.331 | −0.275 | 0.234 |
| ALIC | 0.113 | −0.265 | 0.465 | −0.015 | 0.000 | 0.976 | 0.405 | 0.151 | 0.596 |
| PLIC | −0.282 | 0.246 | 0.303 | −0.078 | −0.255 | 0.726 | 0.522 | −0.655 | 0.010 |
| IFO | −0.288 | −0.377 | 0.849 | −0.120 | −0.311 | 0.704 | −0.399 | −0.349 | 0.912 |
| SLF | −0.302 | −0.229 | 0.881 | 0.392 | −0.698* | 0.016 | 0.160 | −0.332 | 0.337 |
ROI = region of interest; OI = orthopedic injury; TBI = traumatic brain injury; SS INH = Shape School Inhibit task; SS SWT = Shape School Switching task; SS BOTH = Shape School Combination task; BRIEF = Behavior rating inventory of executive function; ATTN Scale = Sky Search: selective/focused attention scale; Score scale = Score!: sustained attention scale; RFWM = right frontal white matter track; LFWM = left frontal white matter track; sCC = splenium corpus callosum; gCC = genu corpus callosum; bCC = body corpus callosum; ALIC = anterior limb internal capsule; PLIC = posterior limb internal capsule; IFO = inferior fronto-occipital fasciculus; SLF = superior longitudinal fasciculus.
significant correlation within each group (OI or TBI) of p < 0.01.
significant correlation within each group (OI or TBI) of p < 0.05.
p-values represent comparison of the correlations between the groups. Bold values represent significance of < 0.05 and italicized values represent values of < 0.1.