Probability of interstitial lung disease (ILD) as a function of lymphocytes and granulocytes in the group with suspected ILD (smokers only)
| Lymphocytes and granulocytes# % | Subjects n | A priori | A posteriori | |||||
| <30 | 30–50 | >50 | ||||||
| Low | High | Low | High | Low | High | |||
| Sarcoidosis | 19 | 19.6 | 22.7 | 7.3 | 66.7* | 50.0 | 33.3 | 0.0 |
| UIP | 16 | 16.5 | 4.6 | 31.7* | 16.7 | 0.0 | 0.0 | 0.0 |
| EAA | 4 | 4.1 | 0.0 | 0.0 | 16.7 | 50.0* | 66.7*** | 0.0 |
| Others | 58 | 59.7 | 72.8 | 61.0 | 0.0* | 0.0 | 0.0* | 100.0 |
| Total n | 97 | 44 | 41 | 6 | 2 | 3 | 1 | |
Data are presented as %, unless otherwise stated. UIP: usual interstitial pneumonia; EAA: extrinsic allergic alveolitis. *: p<0.05; ***: p<0.001 versus the respective a priori value. #: low (eosinophils <2% and neutrophils <4%)