Table 1 Clinicopathological features of the patients analyzed for EGFR mutations by IHC assay.
From: Detection of EGFR mutations with mutation-specific antibodies in stage IV non-small-cell lung cancer
| Patients (N = 78) | ||
|---|---|---|
| Characteristic | No. | % |
| Age, years | ||
| Mean | 64 | |
| Range | 36-85 | |
| Sex | ||
| Male | 28 | 36 |
| Female | 50 | 64 |
| Race | ||
| Caucasian | 78 | 100 |
| Smoker | ||
| Ex-smoker | 26 | 33 |
| Current smoker | 7 | 9 |
| Never smoker | 45 | 58 |
| Histology | ||
| Adenocarcinoma | 69 | 88.4 |
| Large-cell carcinoma | 5 | 7.1 |
| Squamous cell carcinoma | 1 | 1.4 |
| Others | 3 | 4.3 |
| Adenocarcinoma subtype | ||
| Glandular | 36 | 52.2 |
| Solid | 20 | 29 |
| Papillary | 6 | 8.7 |
| Micropapillary | 1 | 1.4 |
| BAC | 6 | 8.7 |