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Table 1 Characteristics for all patients and patients with and without acute hypoxic failure or acute respiratory distress syndrome

From: Lung complications are common in intensive care treated patients with pelvis fractures: a retrospective cohort study

Variable All patients (n =112) Patients with AHF (n = 49 (44 %)) Patients with ARDS (n = 26 (23 %)) Patients with no AHF/ARDS (n = 37 (33 %)) P value
Age (yrs) 48 ± 18 48 ± 19 51 ± 19 46 ± 18 0.56
Female sex, no. (%) 29 (26) 13 (27) 5 (19) 11 (30) 0.65
Injury severity score (ISS) 29 ± 12 30 ± 13 29 ± 11 26 ± 11 0.27
New Injury severity score (NISS) 32 ± 12 33 ± 13 30 ± 11 30 ± 12 0.31
Simplified Acute Physiology Score (SAPS 3) 45 ± 10 45 ± 10 45 ± 10 45 ± 10 0.80
Sequential Organ Failure Assessment score (SOFA) 7 ± 4 9 ± 4a 7 ± 3a 5 ± 3 <0.0001
Glasgow Coma Scale (GCS) 13 ± 3 11 ± 4a, b 14 ± 2 14 ± 3 <0.001
Blunt injury mechanism, no. (%) 112 (100 %) 49 (100) 26 (100) 37 (100) n.a.
Pulmonary contusion, no. (%) 27 (24) 12 (25) 11 (42)a 4 (11) 0.02
Pneumothorax before admission, no. (%) 43 (38) 20 (41) 12 (46) 11 (30) 0.38
Pulmonary embolism, no. (%) 7 (6) 4 (8) 2 (8) 1 (3) 0.56
Pneumonia, no. (%) 16 (14) 8 (16) 7 (27)a 1 (3) 0.02
Time to surgery after injury, d 6 ± 4 7 ± 4 6 ± 3 5 ± 4 0.25
Total time of surgery, min 233 ± 152 226 ± 132 237 ± 175 241 ± 163 0.9
Perioperative blood loss, mL 1085 ± 1419 834 ± 831 1573 ± 2330 1034 ± 1025 0.44
PaO2/FiO2 ratio pre-operative 28 ± 15 23 ± 10a 21 ± 12a 40 ± 16 <0.0001
PaO2/FiO2 ratio post-operative 27 ± 13 26 ± 10a 22 ± 6a 32 ± 17 0.004
Need of invasive respiratory support, no. (%) 55 (49) 29 (59)a 15 (58)a 11 (30) <0.0001
Duration of mechanical ventilation, d 4 ± 4 5 ± 4a 4 ± 2a 2 ± 2 <0.001
Need of vasoactive drugs, no. (%) 40 (36) 23 (47)a 11 (42) 6 (16) 0.009
Duration with vasoactive drugs, d 3 ± 3 3 ± 4a 3 ± 2a 1 ± 1 0.02
Renal failure during ICU stay, no. (%) 19 (17) 10 (20) 6 (23) 3 (8) 0.21
ICU stay, d 6 ± 9 7 ± 7 6 ± 5 5 ± 13d 0.76
Hospital stay, d 39 ± 23 42 ± 26 36 ± 19 37 ± 22 0.66
ICU mortality, no. (%) 4 (4) 3 (6) 1 (4) 0 (0) 0.32
Hospital mortality, no. (%) 5 (5) 4 (8) 1 (4) 0 (0) 0.19
60 days mortality, no. (%) 5 (5)e 4 (8)e 1 (4) 0 (0) 0.19
Crystalloids, mL/24 h 3596 ± 1261 3434 ± 964 3318 ± 1348 3888 ± 1460 0.08
Colloidsc, mL/24 h 541 ± 608 442 ± 495 613 ± 569 623 ± 754 0.12
Rbc transfusion rate, units/24 h 2 ± 4 2 ± 1a 2 ± 2 4 ± 7 0.03
Fresh frozen plasma transfusion rate, units/24 h 1 ± 3 1 ± 1 1 ± 2 2 ± 5 0.11
  1. Data are mean ± SD unless otherwise specified. The overall significance level is shown (ANOVA)
  2. a P < .05 compared with patients with no AHF/ARDS (Tukey test)
  3. b P < .05 compared with patients with ARDS (Tukey test)
  4. cSynthetic colloids and albumin
  5. dOne patient treated in the Neuro-intensive care unit for 81 days
  6. eOne patient was in palliative care before the trauma