Table 6

Comparison between the actual percentage of survivors with the predicted percentage of survivors calculated by TRISS.

Group

n

Death (actual)

Survival (actual)

Probability of survival (Average TRISS)

Z

p-value


Without carotid and vertebral artery injuries (Group I)

77

18.18%

81.82%

83.97%

0.34

0.7318

With carotid and vertebral injuries (Group II)

23

30.43%

69.57%

67.30%

0.01

0.9928


Gladstone et al. World Journal of Emergency Surgery 2010 5:17   doi:10.1186/1749-7922-5-17

Open Data