Table 2: Characteristics of PFT, 6MWT, ABG and BAL.

FVC (%) 79.6 ± 11.6
FEV1 (%) 84.8 ± 13.4
FEV1/FVC (%) 79.8 ± 6.5
DLCO (%) 52.9 ± 13.6
KCO (%) 80.6 ± 23.5
TLC (%) 74.1 ± 15.4
6MWT
Distance (m) 379.66 ± 115
Initial SatO2 (%) 94.60 ± 2.97
End SatO2 (%) 87.10 ± 6.90
BAL*
Lynphocytic 1 (4.3)
Neutrophilic 9 (39.2)
Mixed 5 (21.7)
Normal 8 (34.8)
BAL**
Macrophages 76.3 ± 26.4
Lynphocites 6.9 ± 6.4
Neutrphils 15.1 ± 20.4
Eosinophils 1.7 ± 10.4

Abbreviations: 6MWT: 6-Minute Walk Test; FVC: Forced Vital Capacity; FEV1: Forced Expired Forced in One Second; FEV1/FVC: Ratio Forced Expired Forced in One Second and Forced Vital Capacity;
TLC: Total Lung Capacity; DLCO: Diffusing Capacity of Carbon Monoxide; KCO: Carbon Monoxide Transfer Coefficient; PaO2: Arterial Oxygen Pressure; AaPO2: Alveolar-Arterial Oxygen Tension Difference;
*: Absolute value and (%); **: Average and Standard Deviation.