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Ulcer-Free Survival Analysis
| Factor | P value (n = 50) |
|---|---|
| Split-course irradiation | 0.1377 |
| Number of fields | 0.2535 |
| Surgery, extent | 0.3334 |
| Total dose | 0.4045 |
| Brachytherapy | 0.4201 |
| NTD2,† external beam | 0.5331 |
| Prior liver disease | 0.6438 |
| Chemotherapy | 0.6264 |
| Liver transplant | 0.8402 |
Normalized total dose at 2 Gy per fraction.
