| . | TBI . | Controls . | Group comparison . |
|---|---|---|---|
| n | 55 | 19 | |
| Volumetric assessments and baseline DTI | 55 | 19 | |
| Follow-up DTI assessment | 41 | 16 | |
| Age (at scan 1), mean, years, ± SD | 42.0 ± 13.0 | 36.0 ± 9.7 | P = 0.053 |
| Sex, n, male/female | 45 / 10 | 13 / 6 | P = 0.221 |
| Interval between scans, years | 1.06 | 1.06 | P = 0.469 |
| Scanner system, n, Philips/Siemens | 25 / 30 | 0 / 19 | P < 0.001 |
| Time since injury, mean, years ± SD | 3.32 (7.97) | – | – |
| Post traumatic amnesia, n (%) | 50 (91) | – | – |
| Presence of focal lesions, n (%) | 37 (67) | – | – |
| Lowest recorded GCS, mean ± SD | 8.2 ± 5.0 | – | – |
| Cause of injury, n | – | – | – |
| Road traffic accident | 24 | – | – |
| Violence / assault | 13 | – | – |
| Incidental fall | 15 | – | – |
| Sport | 2 | – | – |
| Unknown | 1 | – | – |
| . | TBI . | Controls . | Group comparison . |
|---|---|---|---|
| n | 55 | 19 | |
| Volumetric assessments and baseline DTI | 55 | 19 | |
| Follow-up DTI assessment | 41 | 16 | |
| Age (at scan 1), mean, years, ± SD | 42.0 ± 13.0 | 36.0 ± 9.7 | P = 0.053 |
| Sex, n, male/female | 45 / 10 | 13 / 6 | P = 0.221 |
| Interval between scans, years | 1.06 | 1.06 | P = 0.469 |
| Scanner system, n, Philips/Siemens | 25 / 30 | 0 / 19 | P < 0.001 |
| Time since injury, mean, years ± SD | 3.32 (7.97) | – | – |
| Post traumatic amnesia, n (%) | 50 (91) | – | – |
| Presence of focal lesions, n (%) | 37 (67) | – | – |
| Lowest recorded GCS, mean ± SD | 8.2 ± 5.0 | – | – |
| Cause of injury, n | – | – | – |
| Road traffic accident | 24 | – | – |
| Violence / assault | 13 | – | – |
| Incidental fall | 15 | – | – |
| Sport | 2 | – | – |
| Unknown | 1 | – | – |
DTI = diffusion tensor imaging; GCS = Glasgow Coma Score.
| . | TBI . | Controls . | Group comparison . |
|---|---|---|---|
| n | 55 | 19 | |
| Volumetric assessments and baseline DTI | 55 | 19 | |
| Follow-up DTI assessment | 41 | 16 | |
| Age (at scan 1), mean, years, ± SD | 42.0 ± 13.0 | 36.0 ± 9.7 | P = 0.053 |
| Sex, n, male/female | 45 / 10 | 13 / 6 | P = 0.221 |
| Interval between scans, years | 1.06 | 1.06 | P = 0.469 |
| Scanner system, n, Philips/Siemens | 25 / 30 | 0 / 19 | P < 0.001 |
| Time since injury, mean, years ± SD | 3.32 (7.97) | – | – |
| Post traumatic amnesia, n (%) | 50 (91) | – | – |
| Presence of focal lesions, n (%) | 37 (67) | – | – |
| Lowest recorded GCS, mean ± SD | 8.2 ± 5.0 | – | – |
| Cause of injury, n | – | – | – |
| Road traffic accident | 24 | – | – |
| Violence / assault | 13 | – | – |
| Incidental fall | 15 | – | – |
| Sport | 2 | – | – |
| Unknown | 1 | – | – |
| . | TBI . | Controls . | Group comparison . |
|---|---|---|---|
| n | 55 | 19 | |
| Volumetric assessments and baseline DTI | 55 | 19 | |
| Follow-up DTI assessment | 41 | 16 | |
| Age (at scan 1), mean, years, ± SD | 42.0 ± 13.0 | 36.0 ± 9.7 | P = 0.053 |
| Sex, n, male/female | 45 / 10 | 13 / 6 | P = 0.221 |
| Interval between scans, years | 1.06 | 1.06 | P = 0.469 |
| Scanner system, n, Philips/Siemens | 25 / 30 | 0 / 19 | P < 0.001 |
| Time since injury, mean, years ± SD | 3.32 (7.97) | – | – |
| Post traumatic amnesia, n (%) | 50 (91) | – | – |
| Presence of focal lesions, n (%) | 37 (67) | – | – |
| Lowest recorded GCS, mean ± SD | 8.2 ± 5.0 | – | – |
| Cause of injury, n | – | – | – |
| Road traffic accident | 24 | – | – |
| Violence / assault | 13 | – | – |
| Incidental fall | 15 | – | – |
| Sport | 2 | – | – |
| Unknown | 1 | – | – |
DTI = diffusion tensor imaging; GCS = Glasgow Coma Score.
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