Table 1.

Lung function assessment prior to, during, and after treatment.

Spirometry	Pre‐treatment	3 months’ treatment	6 months’ treatment
FEV1 (L)	1.6 (48% predicted)	1.47 (44% predicted)	1.88 (57% predicted)
FVC (L)	3.07 (73% predicted)	3.04 (72% predicted)	3.21 (75% predicted)
FEV1/FVC	0.52	0.49	0.59
Lung volume
TLC (L)	4.18 (64% predicted)	4.28 (66% predicted)	4.58 (70% predicted)
Diffusing capacity
DLCO Adj (mL/mmHg/min/L)	16.8 (60% predicted)	17.1 (61% predicted)	18.3 (66% predicted)