Table 2 Association of EBV expression and clinicopathologic variables
Univariate analysis | Â | RR | 95% C.I. | Â | |
|---|---|---|---|---|---|
| Â | Â | Â | Lower | Upper | p |
EBV | Negative | 1.00 | Â | Â | Â |
| Â | Positive | 1.52 | 0.71 | 3.27 | 0.28 |
Gender | Female | 1.00 | Â | Â | Â |
| Â | Male | 0.96 | 0.68 | 1.36 | 0.83 |
Age | <65 | 1.00 | Â | Â | Â |
| Â | > = 65 | 0.86 | 0.61 | 1.22 | 0.40 |
Lymph node | Negative | 1.00 | Â | Â | Â |
| Â | Positive | 2.97 | 1.87 | 4.72 | 0.00 |
Type | Well/Moderately | 1.00 | Â | Â | Â |
| Â | Poorly | 1.50 | 1.18 | 2.39 | 0.05 |
Stage | I or II | 1.00 | Â | Â | Â |
| Â | III or IV | 2.14 | 1.51 | 3.03 | 0.00 |