Table 1. Baseline characteristics of the subjects.
| Characteristic | Controls (N=15) | TBI patients (N=32) | GCO (N=18) | PCO (N=14) | χ2/F/t | P value |
|---|---|---|---|---|---|---|
| No. of male (%) | 8 (53.333%) | 23 (71.875%) | 12 (66.667%) | 11 (78.571%) | 2.061 | 0.357 |
| Age (years) (mean ± SD) | 33.3±8.9 | 34.3±9.6 | 31.6±10.5 | 37.9±7.2 | 1.911 | 0.160 |
| Education (years) (mean ± SD) | 10.000±3.317 | 9.563±3.015 | 10.056±2.940 | 8.929±3.100 | 0.618 | 0.544 |
| MoCA (score)# (mean ± SD) | 27.533±0.990 | 24.219±4.054 | 26.722±0.895 | 21.000±4.279 | 30.682 | <0.001 |
| Contusion on MRI | – | 23 | 11 | 12 | – | – |
| Abnormal CT | – | 30 | 16 | 14 | – | – |
| MRI time (number of days after TBI) (mean ± SD) | – | 5.594±1.643 | 5.500±1.724 | 5.714±1.590 | 0.361 | 0.721 |
| Admission GCS (mean ± SD) | – | 13.594±1.720 | 14.111±1.278 | 12.929±2.018 | −2.023 | 0.069 |
#, statistically significant for the PCO group vs. HC group (P<0.01), PCO group vs. GCO group (P<0.01). TBI, traumatic brain injury; MoCA, Montreal Cognitive Assessment; GCS, Glasgow Coma Scale; HC, healthy control; PCO, poor cognitive outcome; GCO, good cognitive outcome.