Neuropsychological and volumetric (mm3) measures in control and TBI subjects
| Control, mean (SD) | TBI, mean (SD) | t | P value | |
|---|---|---|---|---|
| CSF, cerebrospinal fluid | ||||
| Memory | ||||
| Visual long term recall | 24.31 (4.00) | 19.66 (5.92) | −2.60 | 0.014 |
| Verbal learning | 56.25 (5.71) | 40.81 (9.03) | −5.77 | <0.001 |
| Verbal long term recall | 12.94 (1.81) | 8.31 (2.80) | −5.55 | <0.001 |
| Volumetric measures | ||||
| Left hippocampus | 3259.08 (302.05) | 2728.75 (437.37) | −3.99 | <0.001 |
| Right hippocampus | 3504.19 (283.11) | 3005.43 (441.42) | −3.80 | 0.001 |
| Left caudate nucleus | 3922.43 (489.32) | 3989.52 (576.21) | 0.35 | 0.725 |
| Right caudate nucleus | 3971.99 (490.08) | 4076.62 (763.24) | 0.46 | 0.648 |
| White matter | 375 271.02 (17 952.47) | 351 823.08 (19 006.44) | −3.58 | 0.001 |
| Grey matter | 487 612.76 (26 266.89) | 493 991.11 (22 253.52) | 0.741 | 0.464 |
| CSF | 137 116.22 (14 341.88) | 154 185.81 (15 938.10) | 3.18 | 0.003 |
| Frontal white matter | 128 686.70 (4945.28) | 121 870.21 (5736.44) | −3.60 | 0.001 |
| Frontal grey matter | 149 049.56 (9472.24) | 150 108.92 (8100.71) | 0.34 | 0.736 |
| Frontal CSF | 47 378.83 (7246.01) | 49 605.89 (7290.31) | 0.86 | 0.393 |