IPF | EAA | p-value | |
FVC % pred | 66.5±14.1 | 69.3±15.8 | 0.75 |
FEV1 % pred | 72.0±18.4 | 74.1±14.6 | 0.62 |
TLC % pred | 59.8±5.2 | 68.1±20.0 | 0.69 |
DL,CO % pred | 29.7±9.0 | 43.5±18.3 | 0.02* |
KCO % pred | 60.6±19.1 | 70.9±18.5 | 0.19 |
HRCT alveolar score | 0.6±0.7 | 2.1±1.0 | 0.003** |
HRCT interstitial score | 2.8±0.5 | 2.4±1.1 | 0.5 |
Alveolar macrophages % | 68.9±13.0 | 67.7±24.1 | 0.6 |
Polymorphonuclear cells % | 16.6±12.3 | 8.8±4.7 | 0.2 |
Lymphocytes % | 3.4±1.2 | 16.5±17.8 | 0.4 |
Eosinophils % | 11.1±3.7 | 5.8±7.2 | 0.1 |
SP-A ng·mL−1 | 9.3±2.4 | 8.3±3.0 | 0.3 |
Data are presented as mean±sd, unless otherwise stated. FVC: forced vital capacity; % pred: % predicted; FEV1: forced expiratory volume in 1 s; TLC: total lung capacity; DL,CO: diffusing capacity of the lung for carbon monoxide; KCO: DL,CO adjusted for alveolar volume. *: p<0.05; **: p<0.01.