Table III.
Correlations between TTF-1 expression and clinicopathological features in Xuanwei lung adenocarcinomas.
| TTF-1 immunoreactivity | ||||||
|---|---|---|---|---|---|---|
|
|
||||||
| Clinicopathological features | No. of cases | − | + | ++ | +++ | P-value |
| Gender | ||||||
| Male | 23 | 2 | 4 | 8 | 9 | 0.829 |
| Female | 39 | 2 | 9 | 11 | 17 | |
| Age (years) | ||||||
| <60 | 54 | 1 | 12 | 17 | 24 | 0.073 |
| ≥60 | 8 | 3 | 1 | 2 | 2 | |
| Smoking history | ||||||
| Smokers | 22 | 2 | 4 | 5 | 11 | 0.579 |
| Non-smokers | 40 | 2 | 9 | 14 | 15 | |
| Differentiation | ||||||
| Well | 29 | 0 | 3 | 10 | 16 | 0.006 |
| Moderately/poorly | 33 | 4 | 10 | 9 | 10 | |
| Stage | ||||||
| Early stage (I and II) | 43 | 2 | 9 | 12 | 20 | 0.307 |
| Locally advanced stage (III) | 19 | 2 | 4 | 7 | 6 | |