- Neuropsychiatry
When a minor head injury results in enduring symptoms: a prospective investigation of risk factors for postconcussional syndrome after mild traumatic brain injury
Demographic and clinical characteristics of mild traumatic brain injury cases at baseline, postconcussional syndrome cases and non-cases at 3 and 6 months
| MTBI at baseline (n=126) | PCS at 3 months (n=107) | PCS at 6 months (n=107) | |||
| PCS (n=24, 22%) | Non-cases (n=83, 78%) | PCS (n=22, 21%) | Non-cases (n=85, 79%) | ||
| Gender (female (%)) | 47 (37) | 8 (33) | 32 (39) | 7 (32) | 33 (39) |
| Age (years) (mean (SD)) | 38.32 (14.14) | 40.60 (15.65) | 37.64 (13.68) | 40.43 (15.44) | 37.75 (13.8) |
| Glasgow Coma Scale score | |||||
| 14 (n (%)) | 5 (94) | 2 (8) | 2 (2) | 2 (9) | 2 (2) |
| 15 (n (%)) | 121 (96) | 22 (92) | 81 (97) | 20 (91) | 83 (98) |
| Loss of consciousness (<15 min) | |||||
| Yes (n (%)) | 13 (10) | 5 (21) | 7 (8) | 4 (18) | 8 (9) |
| No (n (%)) | 113 (90) | 19 (79) | 76 (92) | 18 (82) | 77 (91) |
| Amnesia (<60 min) | |||||
| Yes (n (%)) | 26 (21) | 9 (38) | 14 (17) | 7 (32) | 16 (19) |
| No (n (%)) | 100 (79) | 15 (62) | 69 (83) | 15 (68) | 69 (81) |
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MTBI, mild traumatic brain injury; PCS, postconcussional syndrome.
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