Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Subgroup characteristics after stratification by smoking status.
| Age | Female gender | Median Pack Years (range) | Isolated airways disease | Isolated ILD | Airways disease and ILD | CPFE | |
|---|---|---|---|---|---|---|---|
| Never smokers (n =31) | 66 (20–80) | 22 (71%) | NA | 21 (68%) | 3 (10%) | 7 (23%) | 0 |
| Smokers (n =40 past, 3 active) | 70 (41–85) | 23 (53%) | 18 (1.3–70) | 19 (44%) | 7 (16%) | 12 (28%) | 5 (12%) |
CPFE=combined pulmonary fibrosis with emphysema, and ILD=interstitial lung disease.
