Table II. LGRC cohort.
| Control |
IPF |
p Value |
|
|---|---|---|---|
| N | 108 | 134 | |
| Men (%) | 49 (45) | 94 (70) | <0.0001 |
| Women (%) | 59 (55) | 40 (30) | |
| Age, y (SD) | 63.6 (11.4) | 56.4 (11.4) | <0.0001 |
| Ethnicity (%) | |||
| White | 100 (92) | 122 (91) | 0.95 |
| African American | 3 (2.8) | 5 (3.7) | |
| Hispanic | 1 (0.9) | 1 (0.7) | |
| Asian/Pacific Islander | 3 (2.8) | 2 (1.4) | |
| Other | 1 (0.9) | 1 (0.7) | |
| Smoking status (%) | |||
| Never | 32 (30) | 47 (35) | 0.3 |
| Current | 2 (1.9) | 2 (1.5) | |
| Ever | 63 (58) | 81 (60) | |
| Pulmonary function | |||
| FEV1, % predicted (SD) | 95 (12.6) | 70.5 (18.2) | <0.0001 |
| FVC, % predicted (SD) | 94.4 (13.1) | 63.4 (16.9) | <0.0001 |
| DLCO, % predicted (SD) | 84.1 (16.7) | 46.7 (19.2) | <0.0001 |
FEV1, forced expiratory volume in 1 s.