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Table 2 Bivariate analysis of selected parameters in patients with and without pulmonary failure

From: Predictors of pulmonary failure following severe trauma: a trauma registry-based analysis

  Total No pulmonary failure Pulmonary failure P-value
(n = 12,585 ) (n = 10,000) (n = 2,585)
Age 40.8 ± 19.7 40.1 ± 19.6 43.7 ± 19.7 <0.0001
ISS 28.6 ± 11.1 27.3 ± 10.5 33.7 ± 12.1 <0.0001
NISS 34.5 ± 13.2 33 ± 12.7 40.1 ± 13.5 <0.0001
Length of ventilation (days) 9.0 ± 12.8 6.4 ± 10 19.4 ± 16.5 <0.0001
Stay in ICU (days) 13.7 ± 15.8 10.9 ± 13.2 24.91 ± 19.5 <0.0001
In hospital stay (days) 30.7 ± 33.5 28.1 ± 32.5 40.6 ± 35.4 <0.0001
PRBC before ICU adminission (Units) 2.5 ± 6.2 2.0 ± 4.9 4.8 ± 9.4 <0.0001
Prehospital volume substitution (ml) 1,414 ± 1,155 1,338 ± 1,106 1,707 ± 1,285 <0.0001
Volume ER 2,948 ± 3,061 2,702 ± 2,645 2,947 ± 3,061 <0.0001
  1. Abbreviations: ISS, Injury Severity Score; ICU, Intensive Care Unit; PRBC, Packed Red Blood Cells; ER, Emergency Room.