borderline significantP = 0.0237
Levels of tau were significantly higher in patients with lower GCS ( P = 0.0095) and borderline significant for S100b ( P = 0.0237), NSE ( P = 0.0213), and GFAP ( P = 0.0107; Table 2 ), implying higher CSF biomarker levels in cases with more severe neurological injury and deeper coma score.