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Table 4 Sensitivity and specificity of each ultrasonographic sign in the two groups.

From: Chest sonography: a useful tool to differentiate acute cardiogenic pulmonary edema from acute respiratory distress syndrome

SONOGRAPHIC SIGNS SENSITIVITY SPECIFICITY
  ALI/ARDS APE ALI/ARDS APE
AIS 100% 100% 0% 0%
Pleural line abnormalities 100% 25% 45% 0%
Reduction or absence of lung sliding 100% 0% 100% 0%
"Spared areas" 100% 0% 100% 0%
Consolidations 83.3% 0% 100% 0%
Pleural effusion 66.6% 95% 5% 33.3%
"Lung pulse" 50% 0% 100% 50%