Table 2 Results of diagnostic studies of screened patients (n = 169).
Diagnostic test | No (%) |
---|---|
Sputum | |
Normal | 73 (67%) |
Metaplasia | 35 (32%) |
Dysplasia | 1 (1%) |
Insufficient | 60 |
Bronchoscopy | |
Normal | 28 (17%) |
Inflammation | 16 (9.7%) |
Metaplasia | 84 (51%) |
Dysplasia | 19 (11.5%) |
CIS | 2 (1.2%) |
Cancer | 3 (1.8%) |
Other | 18 (10.7%) |
CT nodules | |
No | 70 (43%) |
Yes | 85 (52.1%) |
Non‐solid opacities | 8 (4.9%) |
CIS, carcinoma‐in‐situ.