Table 1.

Characteristics of subjects according to center of care (TC^* vs. non-TC^†).

	TC	Non-TC	P value
Number, n	44,739	59,276
Age, mean yrs (SD)	51.4 (21.4)	64.1 (20.7)	<0.000
Female, n (%)	19,360 (43.3)	36,077 (60.9)	<0.000
ISS, mean (SD)	3.30 (1.9)	3.16 (1.7)	<0.000
Mortality, n (%)	283 (0.63)	447 (0.75)	0.02

^*TC, trauma center

^†Non-TC, non-trauma center