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Table 1 Base data separately for each hospital divided into hypotherm, matched normotherm and remaining cases of normotherm population

From: The impact of mild induced hypothermia on the rate of transfusion and the mortality in severely injured patients: a retrospective multi-centre study

  Hospital
A B C A B C
Hypotherm Matched Matched Normotherm
Variable n = 43 n = 43 n = 43 n = 275 n = 97 n = 63
Age (years) 36 ± 13 38 ± 13 36 ± 14 55 ± 22 50 ± 23 61 ± 18
ISS 30 ± 10 33 ± 10 33 ± 14 28 ± 10 27 ± 8 27 ± 10
NISS 44 ± 14 43 ± 13 43 ± 18 37 ± 13 32 ± 12 36 ± 14
TRISS 0.68 ± 0.28 0.73 ± 0.26 0.64 ± 0.36 0.71 ± 0.31 0.69 ± 0.31 0.61 ± 0.33
Blunt trauma mechanism (%) 97.6 95.1 100 95.6 97.9 98.4
Sex female (%) 16.3 27.9 18.6 33.8 34.0 25.4
At arrival in resuscitation room
 SAP (mmHg) 130 ± 26 115 ± 32 116 ± 40 135 ± 32 124 ± 31 127 ± 42
 Heart rate (beats/min) 87 ± 22 94 ± 25 82 ± 31 87 ± 22 86 ± 23 90 ± 25
 Temperature (°C) 35.3 ± 1.2 35.1 ± .13 34.7 ± 2.4 35.2 ± 1.4 35.4 ± 1.2 35.6 ± 2.1
 Haemoglobin (g/L) 12.5 ± 1.8 11.6 ± 2.7 13.1 ± 2.2 12.1 ± 2.5 11.5 ± 2.6 12.0 ± 2.9
 Thrombocytes (103/µL) 218 ± 57 194 ± 60 216 ± 72 224 ± 80 198 ± 62 214 ± 73
 Prothrombin time (%) 80 ± 18 71 ± 25 71 ± 25 74 ± 25 72 ± 21 78 ± 20
 Base excess (mmol/L) −3.3 ± 2.8 −3.4 ± 5.2 −2.6 ± 4.2 −2.4 ± 4.7 −2.6 ± 3.7 −3.3 ± 4.3
 Lactate (mmol/L) 2.3 ± 1.7 2.8 ± 2.0 3.6 ± 3.7 2.2 ± 1.8 2.6 ± 1.8 2.9 ± 2.6
  1. Data given as mean and standard deviation, ISS injury severity score, NISS new ISS, TRISS trauma ISS, SAP systolic arterial pressure