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. 2004 Jan 6;90(1):200–205. doi: 10.1038/sj.bjc.6601454

Table 7. Univariate and multivariate analysis of overall survival in cases without metastasis at surgery.

Variable Categories compared Univariate P-value Multivariate P-value
Stage T1-2 vsT3-4 0.0572 0.2750
Grade G1-2 vs G3 0.0276 0.1176
Bcl-2 expression Positive vs negative 0.0151 0.0487
AI ≦0.25 vs ≧0.25 0.0516 0.6474
PI ≦3.65 vs ≧3.65 0.0066 0.0732