Table 1.

Demographic and Clinical Characteristics of Patients in the Lung Cancer Screening Program

Characteristic	Data (n = 2,153)
Age, y, mean ± SD	63.8 ± 5.9
Sex, f, n (%)	866 (45.1)
Race, n (%)
Non-Hispanic White	1,118 (72.0)
African American	409 (26.3)
Other	25 (1.7)
Current smoker, n (%)	1,003 (51.7)
Pack-years, mean ± SD	53.8 ± 23.6
COPD, n (%)	618 (31.9)
Occupational exposure, n (%)	285 (23.4)
Radon exposure, n (%)	239 (12.3)
Pulmonary fibrosis, n (%)	99 (5.1)
Personal cancer history, n (%)	136 (7.0)