Diagnostic evaluation of the patients with interstitial lung disease
| All patients | Patients aged <2 yrs | |
| Patients n | 185 | 58 |
| Chest imaging | ||
| Infiltrates | 128 | 36 |
| Ground glass pattern | 34 | 11 |
| Honeycomb pattern | 4 | 1 |
| Pulmonary function tests | ||
| Sa,O2 | 122 | |
| Sa,O2 <95% | 73 | 36 |
| Pa,O2 | 112 | |
| Hypoxaemia | 67 | 26 |
| Lung volume | 108 | |
| Restriction | 78 | ND |
| Dco | 75 | |
| Reduction | 43 | ND |
| BAL | ||
| Cell population data | 98 | 98 |
| Macrophage % | 53.8±20.9 | 65.2±17.1 |
| Lymphocyte % | 32.2±22.6 | 13.8±11.6 |
| Neutrophil % | 11.3±16.5 | 19.8±20.5 |
| Eosinophil % | 1.2±1.6 | 1.3±1.6 |
Data are presented as n or mean±sd. Sa,O2: arterial oxygen saturation; Pa,O2: arterial oxygen tension; Dco: diffusion capacity for carbon monoxide; BAL: Bronchoalveolar lavage; ND: not determined