Table 3 Cox multivariate analysis of the ARS and OS for 30 ESCC patients treated with Re-RT
Variable | n(%) | OS | ARS | ||
|---|---|---|---|---|---|
HR(95%CI) | P | HR(95%CI) | P | ||
Alcohol abuse | - | - | - | - | |
Yes | 13 | ||||
No | 17 | ||||
Smoking | - | - | - | - | |
Yes | 13 | ||||
No | 17 | ||||
RFI (months) | 0.080(0.027–0.239) | < 0.001* | - | - | |
≤ 12 | 9 | ||||
> 12 | 21 | ||||
Initial radiation dose (Gy) | 0.419(0.191–0.920) | 0.030* | - | - | |
≤ 60 | 13 | ||||
> 60 | 17 | ||||