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Table 7 Objective clinical parameters in 113 adult patients during trauma admissions, univariable and multivariable logistic regressiona

From: Clinical guided computer tomography decisions are advocated in potentially severely injured trauma patients: a one-year audit in a level 1 trauma Centre with long pre-hospital times

Clinical data just before trauma admission CT examination strategy decision

SWBCT (n = 66)

Other choices b (n = 47)

Missing values “SWBCT” group

Missing values “other choices” group

Unadjusted OR (95% CI)

p-value*

Adjusted OR (95% CI)

p-value*

Scale variables

mean (SD)

mean (SD)

n

n

    

Age

41.9 (16.9)

40.2 (18.0)

0

0

1.003 (0.981–1.025)

0.799

  

Heart rate, beats/minute

86.7 (19.7)

87.1 (21.0)

0

1

0.999 (0.980–1.018)

0.916

  

Systolic blood pressure, mmHg

132.2 (26.4)

134.3 (24.3)

0

1

0.997 (0.982–1.012)

0.670

  

Shock index (HR/SPB)

0.7 (0.3)

0.7 (0.2)

0

1

1.785 (0.300–10.607)

0.524

  

Respiratory rate, breath/minute

19.6 (6.8)

20.0 (4.5)

18

4

0.989 (0.921–1.062)

0.758

  

Blood haemoglobin g/dl

14.2 (1.8)

14.5 (1.2)

1

1

0.887 (0.691–1.138)

0.346

  

Blood lactate mmol/l

2.2 (1.8)

1.7 (1.4)

22

14

1.220 (0.899–1.656)

0.202

  

Blood base excess mmol/l

−2.9 (3.3)

−2.3 (3.8)

19

15

0.953 (0.832–1.091)

0.484

  

Minutes from accident to start of first CT

237 (207)

217 (190)

0

11

1.001 (0.998–1.003)

0.626

  

Categorical variables

n (%)

n (%)

n

n

    

Male sex

55 (83.3)

40 (85.1)

0

0

1.143 (0.407–3.206)

0.800

  

GCS < 13 or intubated

22 (33.3)

7 (14.9)

0

0

2.857 (1.103–7.404)

0.031

2.448 (0.912–6.574)

0.076

Positive finding on chest X-ray

17 (25.8)

7 (14.9)

4

7

1.781 (0.663–4.784)

0.252

  

Positive finding on pelvic X-ray

7 (10.6)

1 (2.1)

15

14

5.091 (0.596–43.452)

0.137

  

Positive EFAST

7 (10.6)

4 (8,5)

10

10

1.179 (0.319–4.348)

0.805

  

Transport with physician to trauma admission

46 (69.7)

25 (53.2)

0

0

2.024 (0.931–4.402)

0.075

1.767 (0.785–3.977)

0.169

High energy mechanism of trauma c, n(%)

17 (25.6)

3 (6.4)

0

0

5.088 (1.396–18.543)

0.014

4.390 (1.174–16.413)

0.028

  1. SWBCT Standardized whole body computer tomography, CT Computer tomography, OR Odds ratio, CI Confidence interval, SD standard deviation, a excluded 26 children and five adults hemodynamically unstable sent directly to the operation room from the 144 patients included in the study, b Other choices (selective CT and no CT), c following the trauma activation criteria for mechanism of trauma at the University Hospital of North Norway dichotomized as high or low energy trauma, * statistically significant (p < 0.05)