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Table 3 Comparison of chest radiography (CR) and lung ultrasonography (US) results in diagnosing specific types of community-acquired pneumonia (CAP) in different anatomical districts

From: Performance of lung ultrasonography in children with community-acquired pneumonia

Right lung, upper k = 0.54 (p < 0.0001) MH-SM p = 0.046    
  Lung US  
CR Negative Interstitial Mixed Alveolar Total
Negative 75 3 2 - 80
Interstitial 5 5 2 1 13
Mixed - - 2 - 2
Alveolar 2 3 1 2 8
Total 82 11 7 3 103
Right lung, lower k = 0.59 (p < 0.0001) MH-SM p = 0.002    
  Lung US  
CR Negative Interstitial Mixed Alveolar Total
Negative 65 1 1 1 68
Interstitial 7 4 1 0 12
Mixed - - 4 - 4
Alveolar 6 2 5 6 19
Total 78 7 11 7 103
Left lung, upper k = 0.55 (p < 0.0001) MH-SMp = 0.20    
  Lung US  
CR Negative Interstitial Mixed Alveolar Total
Negative 82 6 1 1 90
Interstitial 3 7 1 - 11
Mixed - - 1 - 1
Alveolar - - 1 - 1
Total 85 13 4 1 103
Left lung, lower k = 0.63 (p < 0.0001) MH-SM p = 0.03    
  Lung US  
CR Negative Interstitial Mixed Alveolar Total
Negative 68 2 1 1 72
Interstitial 5 5 1 1 12
Mixed - - 2 - 2
Alveolar 4 2 4 7 17
Total 77 9 8 9 103
  1. MH-SM marginal homogeneity (Stuart-Maxwell) test.
  2. Concordant pairs in bold.