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Table 3 Univariate analysis of the variables at ED presentation according to 28-day mortality

From: Capillary lactate as a tool for the triage nurse among patients with SIRS at emergency department presentation: a preliminary report

  Survivors at 28 days Non-survivors at 28 days p
  n= 147 n= 29  
Age (years) 66 [51 to 81] 79 [69 to 83] 0.004
Sex male 70 (48) 19 (66) 0.10
Temperature (°C) 37.4 [36.5 to 38.4] 36.9 [35.6 to 37.8] 0.046
Glasgow Coma Score 15 [15] 14 [11 to 15] <0.0001
Heart Rate (bpm) 105 [95 to 116] 106 [91 to 120] 0.85
Systolic arterial pressure (mmHg) 137 [113 to 160] 113 [88 to 150] 0.04
Systolic blood pressure <90 mmHg 10 (7) 8 (28) 0.003
Mean arterial pressure (mmHg) 96 [80 to 109] 86 [69 to 98] 0.03
Diastolic arterial pressure (mmHg) 74 [62 to 86] 63 [56 to 79] 0.04
Ventilatory rate (bpm) 25 [22 to 30] 29 [24 to 31] 0.10
SpO2 (%) 96 [94 to 98] 95 [90 to 96] 0.02
Capillary refilling time (s) 1 [1 to 1] 1 [1 to 3] 0.0001
Presence of mottling 11 (7) 13 (45) <0.0001
Capillary lactates 2.9 [1.9 to 5.2] 5.7 [3.2 to 7.4] 0.003
  1. Numbers are n (%), median [interquartile range].
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