Probability of interstitial lung disease (ILD) as a function of lymphocytes and granulocytes in the group with suspected ILD
| Lymphocytes and granulocytes# % | Subjects n | A priori | A posteriori | |||||
| <30 | 30–50 | >50 | ||||||
| Low | High | Low | High | Low | High | |||
| Sarcoidosis | 239 | 33.7 | 37.0 | 16.1*** | 68.1*** | 33.3 | 43.3 | 18.8 |
| UIP | 112 | 15.8 | 8.8* | 33.3*** | 2.1*** | 9.5 | 1.7* | 0.0 |
| EAA | 66 | 9.3 | 1.2*** | 3.2* | 11.7 | 35.7*** | 35.0*** | 50.0*** |
| NSIP | 46 | 6.5 | 5.2 | 8.4 | 2.1 | 9.5 | 6.7 | 12.5 |
| Connective tissue disease | 18 | 2.5 | 2.0 | 2.8 | 1.1 | 2.4 | 6.7 | 0.0 |
| Others | 229 | 32.3 | 45.8*** | 36.1 | 14.9*** | 9.5* | 6.7* | 18.8 |
| Total n | 710 | 249 | 249 | 94 | 42 | 60 | 16 | |
Data are presented as %, unless otherwise stated. UIP: usual interstitial pneumonia; EAA: extrinsic allergic alveolitis; NSIP: nonspecific interstitial pneumonia. *: p<0.05; ***: p<0.001 versus the respective a priori value. #: low (eosinophils <2% and neutrophils <4%)