Control | CTD | HP | IIP | Sarcoidosis | |
Subjects M:F | 10:4 | 8:5 | 10:4 | 9:4 | 10:6 |
Age yrs | 59 (32–68) | 56 (44–77) | 68 (32–85) | 65 (42–84) | 48 (27–74) |
FVC % | 113 (83–142) | 78 (60–103) | 70 (52–114) | 60 (41–107) | 98 (82–123) |
FEV1 % | 98 (62–150) | 74 (36–97) | 67(40–101) | 61 (41–104) | 91 (69–117) |
TLC % | 100 (70–115) | 81 (64–108) | 67 (54–118) | 60 (48–105) | 91 (71–114) |
DL,CO % | 101 (77–119) | 35 (23–71) | 43 (35–68) | 37 (19–66) | 87 (53–103) |
Data are presented as median (range)
Lung function indices are expressed in per cent predicted
CTD: connective tissue disease
HP: hypersensitivity pneumonitis
IIP: idiopathic interstitial pneumonia
SARC: sarcoidosis
FVC: forced vital capacity
FEV1: forced expiratory volume in one second
TLC: total lung capacity
DL,CO: carbon monoxide diffusing capacity of the lung