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Demographic characteristics of the study population.
| All patients (n = 117) | ||
|---|---|---|
| No | % | |
| Age (years) | ||
| Median | 59 | |
| Range | 37–87 | |
| Sex | ||
| Male | 77 | (66%) |
| Female | 40 | (34%) |
| Smoking history | ||
| Never | 49 | (42%) |
| Ever |
68 | (58%) |
| Histology | ||
| Adenocarcinoma | 117 | (100%) |
| Stage at diagnosis | ||
| IV | 117 | (100%) |
