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The Ultrasound Journal

Table 3 Cohen’s Kappa for distinguishing viral from bacterial pneumonia on lung ultrasound between two blinded sonologists

From: Prospective application of clinician-performed lung ultrasonography during the 2009 H1N1 influenza A pandemic: distinguishing viral from bacterial pneumonia

Β 

Viral Pneumonia

Normal

Bacterial Pneumonia

Β 

Viral Pneumonia

13

1

0

14

Normal

1

4

0

5

Bacterial Pneumonia

0

1

7

8

Β 

14

6

7

27

Cohen’s Kappa = 0.82

95% CI (0.63 to 0.99)

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