Table 1.
Participants' details.
| Variables | Patients (n = 18) | Healthy subjects (n = 16) |
|---|---|---|
| Males | 10 (55.6%) | 9 (56.3%) |
| Females | 8 (44.4%) | 7 (43.7%) |
| Age (years) | 38.9 ± 17 | 38.9 ± 12.6 |
| Time between brain injury and blood sample collection (months) | 3.2 ± 2.2 (range 1–7.3) | |
| Etiology | ||
| TBI | 8 | |
| Cerebral hypoxia | 6 | |
| Subarachnoid hemorrhage | 2 | |
| Brainstem hemorrhage | 1 | |
| Bilateral hemispheric ischemia | 1 | |
| Disorder of consciousness | ||
| UWS (CRS-R score)a | 4.5 ± 1.3 | |
| MCS (CRS-R score)a | 13.8 ± 3.6 |
aCRS-R scores on the day of the blood sample collection. CRS-R: Coma Recovery Scale-Revised; MCS: minimally conscious state; TBI: traumatic brain injury; UWS: unresponsive wakefulness syndrome.