Table 4.
Clinical Characteristics of Selected Job Categories
| Metal Dust (n = 21) | Organic (n = 25) | Silica (n = 6) | |||
|---|---|---|---|---|---|
| Age, y | 63 ± 11 | Age, y | 64 ± 12 | Age, y | 63 ± 9 |
| White race | 15 (71) | White race | 15 (60) | White race | 5 (83) |
| Men | 20 (95) | Men | 11 (44) | Men | 6 (100) |
| Diagnosis | Diagnosis | Diagnosis | |||
| IPF | 5 (24) | IPF | 7 (28) | IPF | 3 (50) |
| HP | 3 (14) | HP | 8 (32) | HP | 0 (0) |
| CTD-ILD | 8 (38) | CTD-ILD | 5 (20) | CTD-ILD | 2 (33) |
| IPAF | 3 (14) | IPAF | 4 (16) | IPAF | 1 (17) |
| Other | 2 (10) | Other | 1 (4) | Other | 0 (0) |
| CT features | CT features | CT features | |||
| UIP | 9 (45) | UIP | 10 (40) | UIP | 2 (33) |
| Honeycombing | 14 (70) | Honeycombing | 17 (68) | Honeycombing | 6 (100) |
| Coronary calcification | 17 (85) | Coronary calcification | 21 (84) | Coronary calcification | 6 (100) |
| Lymphadenopathy | 11 (55) | Lymphadenopathy | 13 (52) | Lymphadenopathy | 4 (67) |
Values are mean ± SD or No. (%). CTD-ILD = connective tissue disease-associated interstitial lung disease; HP = hypersensitivity pneumonitis; IPAF = interstitial pneumonia with autoimmune features; IPF = idiopathic pulmonary fibrosis; UIP = usual interstitial pneumonia.