Table 1 Baseline Characteristics upon ILD Program Evaluation
From: Diagnostic test interpretation and referral delay in patients with interstitial lung disease
Variable | UCD Cohort (n = 102) | UChicago Cohort (n = 44) |
|---|---|---|
Age, mean (SD) | 72.5 (9.5) | 59.8 (14.1) |
Male, n (%) | 64 (62.8) | 17 (38.6) |
Race, n (%) | ||
White | 87 (85.3) | 9 (20.5) |
African American | 3 (2.9) | 34 (77.3) |
Hispanic | 5 (4.9) | 1 (2.3) |
Asian | 7 (6.9) | 0 (0) |
Smoking History | ||
Never, n (%) | 38 (37.3) | 17 (38.6) |
Former or current, n (%) | 64 (62.8) | 27 (61.4) |
Pack-years if former/current, median (IQR) | 20 (10–42.5) | 22 (15–40) |
Pulmonary Referral Reason | ||
Abnormal imaging/ILD, n (%) | 63 (61.8) | 35 (79.6) |
Cough and/or dyspnea, n (%) | 19 (18.6) | 7 (15.9) |
Abnormal PFT | 6 (5.9) | 1 (2.3) |
Other, n (%) | 14 (13.7) | 1 (2.3) |
ILD Diagnosis, n (%) | ||
Idiopathic pulmonary fibrosis | 28 (27.5) | 12 (27.3) |
CTD-associated ILD | 20 (19.6) | 22 (50) |
Chronic HP | 10 (9.8) | 2 (18.2) |
Unclassifiable Fibrosis | 34 (33.3) | 8 (18.2) |
Other ILD | 10 (9.8) | 0 (0) |
Pulmonary Function | ||
Total lung capacity (% predicted), mean (SD) | 79 (17) | 72 (18) |
Forced vital capacity (% predicted), mean (SD) | 83 (19) | 66 (18) |
Diffusion capacity (% predicted), mean (SD) | 59 (17) | 54 (20) |