Parameter | Measured | Predicted value | Lower limit | % predicted |
FEV1 (L) | 3.26 | 3.54 | 2.84 | 92 |
FEV1/FVC | 86.47 | 84.35 | 73.64 | 103 |
FVC (L) | 3.77 | 4.11 | 3.28 | 92 |
TLC (L) | 4.85 | 5.30 | 4.31 | 92 |
DLCO (mL·min−1·mmHg−1) | 19.28 | 23.97 | 18.65 | 80 |
DLCO/VA (mL·min−1·mmHg−1·L−1) | 4.27 | 4.69 | 3.66 | 91 |
FEV1: forced expiratory in 1 s; FVC: forced vital capacity; TLC: total lung capacity; DLCO: diffusing capacity of the lung for carbon monoxide; VA: alveolar volume.