Table 4 Clinicopathological variables affecting overall survival (univariate analysis).
Variable | P-value (chi-square) |
|---|---|
Stage (I, II/III, IV) | 0.001* |
Lymph node metastasis | 0.014* |
Tumor size (≤ 3 cm/> 3 cm) | 0.036* |
Growth pattern (tubular, cribriform/solid) | 0.806 |
Tumor grade (well, moderately/poorly) | 0.235 |
Perineural invasion | 0.377 |
Perivascular invasion | 0.926 |
Lymphatic invasion | 0.569 |
C-survivin†(high/low) | 0.160 |
N-survivin‡ (high/low) | 0.035* |
Bcl-2 (positive/negative) | 0.986 |
Ki-67 (positive/negative) | 0.872 |
p53 (positive/negative) | 0.957 |