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Predicted maximal dose for 1–5 fractions that results in 1–5% probability of radiation myelopathy after radiosurgical reirradiation.
| 1 Fraction (Gy) | 2 Fractions (Gy) | 3 Fractions (Gy) | 4 Fractions (Gy) | 5 Fractions (Gy) | |
|---|---|---|---|---|---|
| 1% Probability | 9.2 | 12.5 | 14.8 | 16.7 | 18.2 |
| 2% Probability | 10.7 | 14.6 | 17.4 | 19.6 | 21.5 |
| 3% Probability | 11.5 | 15.7 | 18.8 | 21.2 | 23.1 |
| 4% Probability | 12.0 | 16.4 | 19.6 | 22.2 | 24.4 |
| 5% Probability | 12.4 | 17.0 | 20.3 | 23 | 25.3 |
From Sahgal et al. (76).
