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Table 3 Lung Injury Score (LIS) and component scores according to in-hospital mortality in 550 patients on day of acute respiratory distress syndrome (ARDS) diagnosis a

From: Is there still a role for the lung injury score in the era of the Berlin definition ARDS?

Overall Died N = 135 Lived N = 415 P-value
LIS score, mean ± SD 2.9 ± 0.6 2.7 ± 0.6 0.006b
Chest radiograph score 4 (3 to 4) 4 (3 to 4) 0.77
PaO2/FiO2 category 4 (3 to 4) 3 (2 to 4) < 0.001
PEEP category 2 (1 to 3) 2 (0 to 3) 0.02
Compliance category 3 (3 to 3) 3 (3 to 3) 0.48
  1. aPresented as median (interquartile range) and P-value presented as Wilcoxon-rank sum unless otherwise specified. P-values are similar using the Student’s t-test.
  2. bP-value generated using the Student’s t-test. P = 0.004 using Wilcoxon-rank sum statistic.