Table 1.
Expression (immunohistochemistry, IHC) of the analysed antigens in total, adenocarcinoma (AC) and squamous cell carcinoma (SCC).
| Parameter | Histology | Mean (SD) | Median |
|---|---|---|---|
| MT1 | Total | 6.2 (3.4) | 6 |
| AC | 6 (3.6) | ||
| SCC | 6.8 (3.3) | ||
| MT2 | Total | 4.1 (3.1) | 3 |
| AC | 2.9 (2.4) | ||
| SCC | 5.5 (3.2) | ||
| EGFR | Total | 0.7 (1) | 0 |
| AC | 0.5 (0.9) | ||
| SCC | 1 (1) | ||
| p63 | Total | 2.1 (1.7) | 2 |
| AC | 1 (1.2) | ||
| SCC | 3.4 (1.2) | ||
| TTF-1 | Total | 1.8 (1.6) | 1 |
| AC | 2.9 (1.4) | ||
| SCC | 0.9 (1.1) |
SD, standard deviation; MT1, MT2, melatonin receptors; EGFR, epidermal growth factor receptor; AC, adenocarcinoma; SCC, squamous cell carcinoma; TTF-1, thyroid transcription factor-1.