Table S1.

Baseline pulmonary function parameters

Variable	Median	Range
FVC % predicted (n = 143)	67.9	34.3-145.1
%FVC≥80	89 (62.2%)
70≤ %FVC<80	22 (15.4%)
60≤ %FVC<70	17 (11.9%)
50≤ %FVC<60	8 (5.6%)
%FVC<50	7 (4.9%)
DLco % predicted (n = 137)	71.3	24.6-137.9
%DLco ≥80	36 (26.3%)
70≤ %DLco<80	27 (19.7%)
60≤ %DLco<70	26 (19.0%)
50≤ %DLco<60	23 (16.8%)
40≤ %DLco<50	21 (15.3%)
30≤ %DLco<40	4 (2.9%)
FEV1/FVC, % (n = 143)	85.3	57.2-97.7

FVC; forced vital capacity, FEV1; forced expiratory volume in 1 s, DLco; diffusing capacity for carbon monoxide