Abstract P98 Table 1

The predictive value of peripheral blood eosinophils, sputum eosinophils and FeNO for BAL eosinophilia

Predicting BAL eosinophilia >1.19%
Sensitivity (%)Specificity (%)PPV (%)NPV (%)
Blood eosinophils (×109/L)
>0.1589.86084.171.4
≥0.3806885.256.7
>0.4559.38489.746.7
Sputum eosinophils,%
>090.938.578.962.5
≥2.578.861.583.953.3
>563.669.28442.9
FeNO (ppb)
>2384.962.583.365.2
>3579.27587.562.1
  • PPV = positive predictive value, NPV = negative predictive value.