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Table 1 Demographics and clinical characteristics for 418 patients according to outcome

From: Mortality among head trauma patients taking preinjury antithrombotic agents: a retrospective cohort analysis from a Level 1 trauma centre

 

Dead

Alive

P value

Male (%)

39 (15.4)

215 (84.6)

0.343

Female

31 (18.9)

133 (81.1)

Age mean (SD)

75.8 (10.4)

70.6 (10.4)

0.019

No anticoagulant use (%)

41 (14.6)

240 (85.4)

Default

 - Warfarin

15 (28.3)

38 (71.7)

0.014

 - Platelet inhibitors

12 (15.0)

68 (85.0)

0.927

 - Warfarin and platelet inhibitors

2 (50.0)

2 (50.0)

0.049

High energy trauma

20 (14.4)

119 (85.6)

0.28

Low energy trauma

48 (18.7)

209 (81.3)

Other mechanisms/unknown

2 (9.1)

20 (90.9)

0.51

ASA-PS mean (SD)a

2.4 (1.0)

2.1 (0.9)

0.001

NISS mean (SD)

46.2 (15.7)

25.4 (14.7)

< 0.001

ISS mean (SD)

26.7 (9.5)

18.0 (9.7)

< 0.001

T-RTS mean (SD)

9.5 (2.0)

11.3 (1.3)

< 0.001

INR > 3.5

3 (18.8)

13 (81.3)

< 0.001

INR 2.0–3.5

14 (45.2)

17 (54.8)

INR < 2.0

20 (20.8)

76 (79.2)

INR not done

33 (12.0)

242 (88.0)

ICU days median (IQR)

1.5 (1.0–4.0)

2.0 (1.0–6.0)

0.921

  1. aASA-PS classification was missing for 2 patients