Table 1. Descriptive statistics for DAPK expression in the tumor center, invasion front and tumor buds.
| DAPK | No. cases | Mean (%) ± SD | Median (%) | Min (%) | Max (%) |
|---|---|---|---|---|---|
| Tumor center | 144 | 76.4 ± 15.5 | 80 | 20 | 90 |
| Invasion front | 134 | 72.1 ± 19.6 | 80 | 12.5 | 90 |
| Tumor buds | 91 | 38.6 ± 21.8 | 40 | 0 | 90 |
| Difference center – invasion front | 134 | 4.39 ± 18.2 | 0 | −30 | 70 |
| Difference front – tumor buds* | 89 | 33.0 ± 19.4 | 31.6 | −20 | 90 |
*
significant loss of DAPK expression toward invasion front (p = 0.0352) and from front to tumor buds (p < 0.0001)