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Survival outcomes.
| Entire cohort (n = 216) | IMRT (n = 175) | Tomotherapy (n = 41) | P-value | |||||
|---|---|---|---|---|---|---|---|---|
| 5 yr (%) | 7 yr (%) | 5 yr (%) | 7 yr (%) | 5 yr (%) | 7 yr (%) | 5 yr | 7 yr | |
| Overall survival | 94.4 | 93.1 | 94.3 | 92.6 | 95.1 | 95.1 | 0.840 | 0.528 |
| Local regional disease-free survival | 94.9 | 94.0 | 94.9 | 93.7 | 95.1 | 95.1 | 0.959 | 0.707 |
| Distant metastasis-free survival | 93.1 | 91.2 | 91.4 | 89.1 | 100% | 100% | 0.058 | 0.028 |
| Cancer-specific survival | 95.4 | 94.9 | 94.9 | 94.3 | 97.6% | 97.6 | 0.935 | 0.397 |
Abbreviations: IMRT: intensity-modulated radiotherapy.
