From: Risk factors for diagnostic delay in idiopathic pulmonary fibrosis
All patients (n = 204) | Total delay > 2 years (n = 98) | Total delay < 2 years (n = 92) | P-value | |
---|---|---|---|---|
HRCT pattern | 0.27 | |||
UIP, n (%) | 142 (73.2%) | 75 (78.1%) | 59 (67.8%) | |
Possible UIP, n (%) | 39 (20.1%) | 16 (16.7%) | 20 (23.0%) | |
Not UIP, n (%) | 13 (6.7%) | 5 (5.2%) | 8 (9.2%) | |
BAL performed | ||||
No, n (%) | 120 (58.8%) | 60 (61.2%) | 49 (53.3%) | 0.27 |
Yes, n (%) | 84 (41.2%) | 38 (38.8%) | 43 (46.7%) | |
Surgical lung biopsy performed | 0.25 | |||
No, n (%) | 180 (88.2%) | 83 (84.7%) | 83 (90.2%) | |
Yes, n (%) | 24 (11.8%) | 15 (15.3%) | 9 (9.8%) | |
Cryobiopsy performed | 0.02 | |||
No, n (%) | 188 (92.2%) | 95 (96.9%) | 81 (88.0%) | |
Yes, n (%) | 16 (7.8%) | 3 (3.1%) | 11 (12.0%) | |
Velcro crackles on lung auscultation | 0.32 | |||
No, n (%) | 26 (13.6%) | 13 (14.1%) | 8 (9.3%) | |
Yes, n (%) | 165 (86.4%) | 79 (85.9%) | 78 (90.7%) |