Table 3.

Comparison between the groups of survivors and non-survivors of assumed explanatory variables for trauma death.

	Survivors (n = 2,613)	Non-survivors (n = 175)
Age (years)	26 (25 - 26.8)	27 (24.5 - 29)
ISS	6.1 (5.9 - 6.3)	28.7 (27.3 - 30.2)
PSS-1	10.1 (10 - 10.2)	4.2 (3.6 - 4.7)
PSS-2	11.5 (11.5 - 11.6)	9.1 (8.5 - 9.8)
In-field response time (hours)	0.8 (0.7 - 0.9)	1.3 (1.0 - 1.5)
Total evacuation time (hours)	2.9 (2.7 - 3.0)	2.5 (1.3 - 3.2)

The results are expressed as means with 95% confidence intervals