IPPFE (n = 6) | IPF (n = 28) | p value | |
---|---|---|---|
Sex, male/female | 5/1 | 26/2 | 0.452* |
Age at biopsy, yr | 69.2 ± 3.9 | 61.4 ± 9.9 | 0.072 |
Smoking history, current/ex/never | 0/3/3 | 13/13/2 | 0.011* |
Pack-year of smoking | 29.3 ± 33.1 | 66.8 ± 97.4 | 0.363 |
Detection by medical check-up, n (%) | 3 (50) | 21 (75.0) | 0.328* |
Respiratory symptoms at biopsy, n (%) | 6 (100) | 19 (67.9) | 0.162* |
Body mass index, kg/m2 | 17.9 ± 0.9 | 24.3 ± 2.8 | <0.0001 |
Clubbing of finger, n (%) | 1 (16.7) | 6 (21.4) | 0.999* |
Fine crackles, n (%) | 3 (50) | 27 (96.4) | 0.012* |
Pneumothorax, n (%) | 4 (66.7) | 1 (3.6) | 0.002* |
Acute exacerbation, n (%) | 1 (16.7) | 6 (21.4) | 0.999* |
Therapeutic intervention, n (%) | 4 (66.7) | 15 (53.6) | 0.672* |
Period from detection of IP until acquisition of lung specimens | 73.3 ± 46.1 | 29.7 ± 34.3 | 0.012 |
Observation period, mo | 39.8 ± 29.2 | 67.8 ± 46.7 | 0.206 |
Death, n (%) | 3 (50.0) | 12 (42.9) | 0.999* |