FA | Dav (10−5 cm2/s) | |||||||
---|---|---|---|---|---|---|---|---|
Controls (N = 19) | Boxer Overall (N = 49) | Boxer (Normal MRI) (N = 42) | Boxer (Abnormal MRI) (N = 7) | Controls (N = 19) | Boxer Overall (N = 49) | Boxer (Normal MRI) (N = 42) | Boxer (Abnormal MRI) (N = 7) | |
Splenium CC | 0.87 ± 0.04 | 0.84 ± 0.04* | 0.84 ± 0.04* | 0.84 ± 0.04** | 0.66 ± 0.04 | 0.65 ± 0.03 | 0.65 ± 0.04 | 0.64 ± 0.03** |
Genu CC | 0.83 ± 0.06 | 0.78 ± 0.04** | 0.78 ± 0.04** | 0.78 ± 0.05** | 0.70 ± 0.04 | 0.71 ± 0.04 | 0.71 ± 0.04 | 0.69 ± 0.05** |
Anterior IC | 0.69 ± 0.06 | 0.67 ± 0.04 | 0.67 ± 0.03 | 0.67 ± 0.08** | 0.58 ± 0.05 | 0.61 ± 0.03* | 0.61 ± 0.03* | 0.62 ± 0.05* |
Posterior IC | 0.75 ± 0.06 | 0.71 ± 0.04* | 0.71 ± 0.03* | 0.72 ± 0.06** | 0.59 ± 0.06 | 0.62 ± 0.03* | 0.62 ± 0.03* | 0.61 ± 0.04** |
Note:—FA indicates diffusion anisotropy; Dav, average diffusion constant; CC, corpus callosum; IC, internal capsule. Values are means (SD).
* P < .05;
** P < .005, compared with the normal controls.