Parameters Total (n=35) Without CT findings (n=7) With CT findings (n=28) p
FVC 2.45 ± 0.9 2.44 ± 0.22 2.46 ± 0.59 0.945
FVC % 91.87 ± 2.66 91.5 ± 7.09 91.96 ± 16.72 0.916
FEV1 2.22 ± 0.9 2.09 ± 0.19 2.25 ± 0.54 0.255
FEV1 % 90.51 ± 2.94 93.66 ± 6.37 89.81 ± 18.47 0.390
FEV1/FVC % 82.12 ± 1.36 84.83 ± 6.04 81.51 ± 8.13 0.356
Fef 25-75 % 67 (45-111) 67 (64-84) 67 (45-111) 0.887
DLCO 94.16 ± 3.58 108.6 ± 12.70 91.28 ± 19.70 0.071
6MWT, metre 450 (60-570) 450 (260-485) 443 (60-570) 0.549
Pre-test Saturation 97 (92-99) 96 (93-99) 97 (92-98) 0.466
Post-test Saturation 96 (74-98) 95 (89-98) 97 (74-98) 0.736
Test time 6 (2-6) 6 (6-6) 6 (2-6) 0.372