Table 2. Functional outcomes.

Functional outcomes	n	Mean (95% CI)	P value
6 months
FEV1 (% predicted)	91	13.1 (10.9, 15.3)	<0.001
RV (% predicted)	90	−63.3 (−71.2, −55.4)	<0.001
DLCO (% predicted)	89	5.0 (3.5, 6.5)	<0.001
6MWT (feet)	90	122.5 (85.2, 159.9)	<0.001
Maximal workload (W)	87	12.0 (9.4, 14.6)	<0.001
Dyspnea index	90	−1.6 (−1.8, −1.3)	<0.001
1 year
FEV1 (% predicted)	77	10.8 (8.7, 12.9)	<0.001
RV (% predicted)	77	−58.1 (−66.0, −50.2)	<0.001
DLCO (% predicted)	77	5.2 (3.4, 6.9)	<0.001
6MWT (feet)	74	118.3 (76.7, 162.0)	<0.001
Maximal workload (W)	70	11.0 (7.8, 14.3)	<0.001
Dyspnea index	75	−1.6 (−1.9, −1.4)	<0.001
5 years
FEV1 (%predicted)	27	8.8 (5.5, 12.2)	<0.0001
RV (% predicted)	26	−81.1 (−95.2, −66.9)	<0.0001
DLCO (% predicted)	27	4.0 (1.1, 6.9)	0.0093
6MWT (feet)	27	−76.2 (−196.8, 44.4)	0.2055
Maximal workload (W)	23	7.8 (3.1, 12.6)	0.0025
Dyspnea index	34	−1.0 (−1.5, −0.5)	0.0003

FEV1, forced expiratory volume in one second; RV, residual volume; DLCO, Diffusion Capacity for Carbon Monoxide of the Lung; 6MWT, 6-minute walk test.