Table 3 Patient and tumor characteristics stratified by radiation dose
Variable | Mean / Number | p-value | |
|---|---|---|---|
<40 Gy | ≥40 Gy | ||
Age (Years) | 66.36 | 72.44 | 0.230 |
GTV (cc) | 147.06 | 71.36 | 0.068 |
Esophagus Max Point Dose (Gy) | 25.74 | 21.61 | 0.337 |
Spinal Cord Max Point Dose (Gy) | 9.61 | 8.26 | 0.473 |
SBRT Plan Max Point Dose (Gy) | 41.71 | 51.86 | <0.01 |
Prior Dose (Gy) | 63.91 | 62.67 | 0.481 |
Prior EQD2 (Gy) | 63.27 | 61.97 | 0.526 |
Tumor SBRT EQD2 (Gy) | 41.10 | 62.50 | <0.01 |
Total Combined EQD2 (Gy) | 104.36 | 124.47 | <0.01 |
Gender | |||
Male | 7 | 5 | 0.535 |
Female | 4 | 4 | |
ECOG PS | |||
0 | 8 | 4 | 0.289 |
1 | 3 | 2 | |
2 | 0 | 1 | |
3 | 0 | 2 | |
Chemotherapy | |||
Yes | 3 | 5 | 0.362 |
No | 8 | 4 | |