Table 3 Local relapse-free rates
Variable | n. patients | Local control | % | P* |
|---|---|---|---|---|
Age | ||||
≤ 65 years | 15 | 7 | 56.7 | 0.3330 |
> 65 years | 6 | 4 | 73.3 | |
Primary site | ||||
Face | 4 | 2 | 50.0 | 0.3485 |
Pharynx | 10 | 5 | 50.0 | |
Oral cavity | 6 | 4 | 66.7 | |
Unknown | 1 | 0 | 0 | |
Cumulative Dose | ||||
≤ 70 Gy | 7 | 5 | 71.5 | 0.8920 |
> 70 Gy | 14 | 6 | 52.8 | |
I-HDR without EBRT | ||||
Yes | 8 | 5 | 63.5 | 0.9436 |
No | 13 | 6 | 53.8 | |
I-HDR Total Dose | ||||
≤ 18 Gy | 5 | 3 | 60.0 | 0.4365 |
> 18 Gy | 16 | 8 | 50.0 | |
Lymphnode mobility | ||||
Mobile | 12 | 6 | 50.0 | 0.8814 |
Reduced | 6 | 4 | 66.7 | |
Fixed | 3 | 1 | 33.3 | |
Lymph fixation | ||||
Mobile | 12 | 6 | 50.0 | 0.8966 |
Fixed | 9 | 5 | 55.5 | |
Margin status | ||||
Negative | 13 | 11 | 84.6 | 0.0007 |
Positive | 8 | 0 | 0 | |
Previous radiation | ||||
Yes | 15 | 8 | 53.3 | 0.6052 |
No | 6 | 3 | 50.0 | |
BED (Gy10) | ||||
≤ 111 | 10 | 4 | 40.0 | 0.7686 |
> 111 | 11 | 6 | 54.5 | |
Total | 21 | 11 | 52.3 |