Table 1. Patient demographics and baseline clinical characteristics.
| Characteristics | Total (N=31) |
|---|---|
| Age at diagnosis | |
| Mean ± SD | 63±11 |
| Median [range] | 65 [35–83] |
| Sex, n (%) | |
| Female | 18 (58.1) |
| Male | 13 (41.9) |
| Race, n (%) | |
| African American | 2 (6.5) |
| Asian/Pacific Islander | 2 (6.5) |
| Caucasian | 26 (83.9) |
| Native American | 1 (3.2) |
| Smoking history, n (%) | |
| No | 11 (35.5) |
| Former | 16 (51.6) |
| Current | 4 (12.9) |
| Pack years | |
| Mean ± SD | 39±29 |
| Median [range] | 40 [2–120] |
| Histology, n (%) | |
| Adenocarcinoma | 27 (87.1) |
| Adenocarcinoma (h/o squamous cell carcinoma) | 1 (3.2) |
| Carcinoma | 1 (3.2) |
| Poorly differentiated carcinoma | 1 (3.2) |
| Sarcomatoid carcinoma | 1 (3.2) |