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Table 2 Vital signs in survivors (S) and non-survivors (NS) on arrival of the ambulance on the scene (T1) and just before or on arrival at the emergency department (T2)

From: The prognostic value of blood lactate levels relative to that of vital signs in the pre-hospital setting: a pilot study

 

T1

T2

 

NS

S

NS

S

Heart rate (beats/minute, ± SD)

75 ± 51

89 ± 30

90 ± 40

90 ± 22

Systolic arterial pressure (mmHg, ± SD)

101 ± 66 *

126 ± 41 *

132 ± 43

136 ± 28

Mean arterial pressure (mmHg, ± SD)

86 ± 56 *

108 ± 35 *

113 ± 36

117 ± 23

SpO2 < 92% or no signal (n, %)

23 (72%) *

34 (37%) *

12 (43%)

22 (28%)

GCS (± SD)

8 ± 6 *

13 ± 4 *

9 ± 6 *

13 ± 4 *

  1. Continuous data are presented as mean ± standard deviation (SD). Binary data are presented as n (percentage non-survivors or survivors). Number of patients: T1 n = 124 (32 NS and 92 S), T2 n = 106 (28 NS and 88 S). * p < 0.05. SpO2 = peripheral oxygen saturation, GCS= Glasgow Coma Scale.