The Validity of Quantifying Pulmonary Contusion Extent by Lung Ultrasound Score for Predicting ARDS in Blunt Thoracic Trauma

Table 6

The severity of lung contusion and mortality.

	Contusion score US				Test of sig.
	Group A score <4 (n = 31)		Group B score ≥4 (n = 19)
	No.	%	No.	%
Outcome
Nonsurvivors	8	0.0	1	5.3	X^2 = 0.002	FEP = 1.000
survivors	23	74.2	14	73.7