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Table 1 Patient and injury characteristic comparison between two eras

From: The impact of shorter prehospital transport times on outcomes in patients with abdominal vascular injuries

 

Era 1 (1991–1994)

Era 2 (1995–2004)

Volume

70 (23/year)

318 (35/year)*

Age (mean)

31

32

Sex (male)

93%

94%

Mechanism (penetrating)

95%

94%

Gunshot wounds

91%

94%

Scene time (mean)

19 minutes

12 minutes*

Base deficit (mean)

-9

-11

Hypotensive at presentation

63%

91%*

EMS transport time (mean)

27 minutes

20 minutes*

Associated injuries per patient

1.7

1.9

Time in ED (mean)

25.4 minutes

14.1 minutes*

RBC transfused in O.R. (mean)

13.4 units

14.8 units

Mortality

37%

67%*

  1. Legend:
  2. * = p < 0.05.
  3. Hypotensive = <90 mmHg sBP.
  4. ED = emergency department.
  5. RBC = red blood cells.
  6. O.R. = operating room.