Table 2.
Univariate analysis for median overall survival, local recurrence-free survival, and metastasis-free survival displayed in months and p value.
| Categories | Prognostic factors for | ||||||
|---|---|---|---|---|---|---|---|
| Overall survival | Local recurrence-free survival | Metastasis-free survival | |||||
| Median OS (months) | p | Median LRFS (months) | p | Median MFS (months) | p | ||
| Gender | Female | 33.9 | 11.0 | 45.1 | |||
| Male | 27.7 | 0.5 | 21.5 | 0.055 | 37.5 | 0.64 | |
|
| |||||||
| Age | <70 years | 28.0 | 16.4 | 34.2 | |||
| ≥70 years | 31.0 | 0.24 | 11.0 | 0.045∗ | 45.1 | 0.225 | |
|
| |||||||
| Tumor size | |||||||
| ≤5 cm (N = 49) | 52.7 | 21.5 | 44.0 | ||||
| >5 cm (N = 19) | 56.1 | 0.94 | 15.6 | 0.58 | 43.5 | 0.837 | |
| >10 cm (N = 13) | 19.9 | 0.009∗∗ | 8.0 | 0.012∗ | 17.0 | 0.013∗ | |
| >15 cm (N = 9) | 18.9 | 0.559 | 6.0 | 0.612 | 18.9 | 0.38 | |
|
| |||||||
| Lymph node | N0 | 34.2 | 12.0 | 13.0 | |||
| N1/Nx | 18.9 | 0.007∗∗ | 7.7 | 0.587 | 8.7 | 0.971 | |
|
| |||||||
| Margins | R0 | 38.5 | 12.2 | 53.0 | |||
| R1, R2 | 15.9 | 0.021∗ | 9.0 | 0.74 | 22.4 | 0.077 | |
∗p ≤ 0.05; ∗∗p ≤ 0.01; ∗∗∗p ≤ 0.001.