Table 7. Clinicopathological features of the 107 lung adenocarcinoma patients.
| Clinicopathological Features | Number of Cases | % |
|---|---|---|
| Gender | ||
| Male | 60 | 56.1 |
| Female | 47 | 43.9 |
| Age (years) | ||
| ≥ 60 60 | 53 | 49.5 |
| < 60 | 54 | 50.5 |
| Smoking History | ||
| Smokers# | 47 | 43.9 |
| Non-smokers | 60 | 56.1 |
| Distant Metastasis | ||
| Yes | 62 | 57.9 |
| No | 45 | 42.1 |
| Differentiation Degree | ||
| Well | 9 | 8.4 |
| Medium-Poor | 98 | 91.6 |
| Clinical Stages | ||
| I–III | 42 | 39.3 |
| IV | 65 | 60.7 |
| Tumor Size (cm)* | ||
| ≤ 3 | 16 | 38.1 |
| ≥ 3 | 26 | 61.9 |
| Lymph Node Metastasis* | ||
| Yes | 31 | 73.8 |
| No | 11 | 26.2 |
#including 6 former smokers (defined as those had quit smoking ≥ 1 year) [45].
*42 patients that underwent surgical resection were analyzed.