Table 2.
Patient characteristics (n = 28)
| Characteristics | Nb (%) |
|---|---|
| Sex | |
| Male (%) | 18 (64) |
| Female (%) | 10 (36) |
| Age (median, range), years | 63 (42–79) |
| Tobacco use (%) | 23 (82) |
| Histologya | |
| Adenocarcinoma (%) | 21 (75) |
| Squamous cell carcinoma (%) | 4 (14) |
| Large cell carcinoma (%) | 1 (4) |
| Large cell neuroendocrine carcinoma (%) | 1 (4) |
| Lymphoepithelioma-like carcinoma (%) | 1 (4) |
| Previous lines of chemotherapy (median, range) | 2 (1–5) |
| Previous thoracic surgery | 5 (18) |
| No. of nivolumab cycles (median, range) | 11 (4–27) |
aAccording to the 2015 World Health Organization Classification of Lung Tumors [26]