3.
Variables | HR (95%CI) | P value |
Abbreviations as in Table 2. | ||
EBER | ||
Negative | 1 | |
Positive | 0.609 (0.390-0.951) | 0.029 |
TNM stage | <0.001 | |
Ⅰ | 1 | |
Ⅱ | 2.904 (1.461-5.773) | 0.002 |
Ⅲ | 8.761 (4.557-16.844) | <0.001 |
Ⅳ | 10.816 (5.533-21.145) | <0.001 |
Differentiation | ||
Poor and moderate | 1 | |
Well | 0.432 (0.161-1.163) | 0.100 |
Lymph node metastasis | ||
Negative | 1 | |
Positive | 2.028 (1.577-2.606) | <0.001 |