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Table 1 Sensitivity (Se), specificity (Sp), positive predictive value (PPV), and negative predictive value (NPV) of lung ultrasonography (US) vs chest radiography (CR) in diagnosing community- acquired pneumonia

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

  Lung US Se (%) Sp (%) PPV (%) NPV (%)
CR Negative Positive (95% CI) (95% CI) (95% CI) (95% CI)
Negative 52 3 97.9 94.5 94.0 98.1
Positive 1 47 (88.9-99.9) (84.9-98.9) (83.5-98.7) (89.9-100)
  1. CI confidence interval.