Table 4.
Cox proportional hazards model for the risk of death, relapse or metastasis, relapse alone and metastasis alone
| |
Overall survival |
Event free survival |
Relapse free survival |
Metastasis free survival |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HR | 95% CI | P | HR | 95% CI | P | HR | 95% CI | Pvalue | HR | 95% CI | Pvalue | |
| Chemotherapy |
|
|
|
|
|
|
|
|
|
|
|
|
| Suboptimal chemo |
1.804 |
1.016 to 3.204 |
|
2.512 |
1.242 to 3.729 |
|
1.670 |
0.987 to 2.825 |
|
1.863 |
1.159 to 2.996 |
|
| Optimal chemo |
1 |
|
0.04 |
|
|
0.006* |
1 |
|
0.06 |
1 |
|
0.01 |
| Local recurrence |
|
|
|
|
|
|
|
|
|
|
|
|
| Yes |
— |
— |
— |
— |
— |
— |
— |
— |
— |
0.633 |
0.388 to 1.034 |
|
| No |
— |
|
|
— |
|
|
— |
|
|
|
|
0.07 |
| Lung metastasis |
|
|
|
|
|
|
|
|
|
|
|
|
| Yes |
0.511 |
0.303-0.861 |
0.01* |
— |
— |
— |
0.509 |
0.312-0.829 |
0.007* |
— |
— |
— |
| No | 1 | — | 1 | — | ||||||||
*,P<0.05; CI,confidence interval; HR, hazard ratio.