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Table 1 Baseline characteristics of patients in the Doppler and control groups

From: Esophageal Doppler-guided fluid management decreases blood lactate levels in multiple-trauma patients: a randomized controlled trial

Characteristics Doppler group Control group
Number in group 80 82
Age in years 33 (26–57) 40 (26–50)
Male 73 (91%) 70 (85%)
APACHE II 20 (16–21) 18 (12–23)
Injury Severity Score 38.5 ± 10.5 36.4 ± 11.8
SOFA score at ICU admission 8 (7–10) 8 (6–11)
Type of injury   
   Chest 42 (52%) 50 (61%)
   Abdomen 52 (65%) 48 (58%)
   Spine 24 (30%) 21 (26%)
   Pelvis 36 (45%) 43 (52%)
   Extremities 76 (95%) 76 (93%)
  1. Values are presented as absolute (percentage) or mean ± standard deviation or median (interquartile range). APACHE II, Acute Physiology and Chronic Health Evaluation II; ICU, intensive care unit; SOFA, Sequential Organ Failure Assessment.