Table V.
Estimation of locoregional disease free survival by Kaplan-Meier considering clinical variables/demographics.
| Survival probability (%)
|
||||||
|---|---|---|---|---|---|---|
| Variables | Cases (n) | Recidives (n) | 1 year | 3 years | 5 years | P-value |
| Chemotherapy | ||||||
| No | 33 | 16 | 77.3 | 52.6 | 33.1 | 0.661 |
| Yes | 32 | 16 | 64.3 | 49.6 | 00.0 | |
| Radiotherapy | ||||||
| No | 32 | 14 | 78.7 | 51.5 | 20.6 | 0.553 |
| Yes | 33 | 18 | 63.6 | 49.5 | 40.5 | |
| Type of surgery | ||||||
| Amputation | 20 | 7 | 74.7 | 56.9 | 56.9 | 0.541 |
| Resection | 44 | 25 | 69.2 | 48.8 | 18.8 | |
| Histological grade | ||||||
| I/II | 27 | 15 | 74.1 | 54.5 | 21.2 | 0.649 |
| III | 38 | 17 | 68.9 | 48.3 | 40.3 | |
| Gender | ||||||
| Female | 23 | 12 | 73.2 | 53.0 | 40.3 | 0.817 |
| Male | 42 | 20 | 69.5 | 49.7 | 00.00 | |
| Ethnicity | ||||||
| Caucasian | 43 | 21 | 73.1 | 49.3 | 28.8 | 0.769 |
| Other | 22 | 11 | 66.0 | 54.2 | - | |
| Previous treatment | ||||||
| No | 29 | 11 | 77.3 | 57.8 | 50.6 | 0.142 |
| Yes | 36 | 21 | 65.7 | 46.0 | 0.00 | |
| Ki-67 | ||||||
| Negative | 26 | 10 | 84.4 | 66.2 | 0.00 | 0.006 |
| + | 18 | 7 | 81.1 | 56.6 | 47.2 | |
| ++/+++ | 21 | 15 | 50.3 | 25.9 | 12.9 | |
| CD100 | ||||||
| Negative | 12 | 5 | 91.7 | 81.5 | 0.00 | 0.101 |
| + | 16 | 7 | 81.3 | 59.1 | 49.2 | |
| ++/+++ | 37 | 20 | 55.3 | 35.8 | 35.8 | |
CD100, cluster of differentiation.