Probability of interstitial lung disease (ILD) as a function of eosinophils in suspected ILD
| Eosinophils % | Subjects n | A priori | A posteriori | |||
| <2 | 2–10 | 10–20 | >20 | |||
| Sarcoidosis | 239 | 33.7 | 37.8 | 13.0*** | 0.0* | 10.0 |
| UIP | 112 | 15.8 | 11.8* | 40.3*** | 42.1* | 20.0 |
| EAA | 66 | 9.3 | 9.3 | 10.4 | 10.5 | 0.0 |
| NSIP | 46 | 6.5 | 5.5 | 11.7 | 10.5 | 20.0 |
| CEP | 4 | 0.6 | 0.0 | 1.3 | 0.0 | 30.0 |
| Others | 243 | 34.2 | 35.8 | 23.4 | 36.8 | 20.0 |
| Total n | 710 | 604 | 77 | 19 | 10 | |
Data are presented as %, unless otherwise stated. UIP: usual interstitial pneumonia; EAA: extrinsic allergic alveolitis; NSIP: nonspecific interstitial pneumonia; CEP: chronic eosinophilic pneumonia. *: p<0.05; ***: p<0.001 versus the respective a priori value