Table 1.
Chi-squared analysis of p16, Ki67, EGFR, p53, and Bcl-xL with nodal disease at presentation and development of distant metastases in OPSCC patients treated with all modalities from 2002–2009
|
Biomarker
|
Nodal disease at presentation
|
Development of distant metastases
|
||
|---|---|---|---|---|
| x 2 | p-value | x2 | p-value | |
|
p16 |
12.480 |
0.000** |
0.225 |
0.748 |
|
Ki67 |
0.410 |
0.737 |
1.830 |
0.189 |
|
EGFR |
0.870 |
0.427 |
0.793 |
0.508 |
|
p53 |
3.407 |
0.092 |
0.548 |
0.561 |
| Bcl-xL | 4.915 | 0.039** | 0.113 | 0.852 |
**Denotes statistical significance.