Table 3

Multivariate analyses of various prognostic factors

VariableCharacteristicsRisk ratio95% confidence intervalP
UnfavorableFavorable
GenderMaleFemale1.020.56–1.850.94
T statusPathologic T3–4Pathologic T1–22.791.64–4.720.0001
N statusPathologic N1–3Pathologic N02.061.25–3.380.004
ΔNp73 expressionPositiveNegative3.391.94–5.88<0.0001