Table 3A. Overall survival: univariate analysis.
| Variables | HR | CI (lower–upper 95%) | P-value |
|---|---|---|---|
| Age | 2.939 | 1.256–6.823 | 0.0132 |
| Sex | 1.488 | 0.6425–3433 | 0.3535 |
| T1/2 vs T3/4 | 2.176 | 0.9341–7.322 | 0.0696 |
| N0 vs N1a/b | 5.007 | 1.785–9.519 | 0.0010 |
| M0 vs M1 | 4.873 | 3.511–32.44 | 0.0001 |
| UICC I/II vs UICC III/IV | 4.187 | 1.461–7.780 | 0.0046 |
| Sporadic vs MEN2A | 5.094 | 1.558–9.886 | 0.0039 |
| Calcitonin basal blood level | 3.306 | 0.7676–14.24 | 0.1085 |
| Survivin expression | 3.765 | 1.166–6.568 | 0.0214 |
| XIAP expression | 1.239 | 0.4843–3.140 | 0.6618 |
Abbreviations: CI=confidence interval; HR=hazard ratio; XIAP=X-linked inhibitor of apoptosis protein; UICC=Union internationale contre le cancer.