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Association of factors with radionecrosis risk
| Factor | Comparator | OR | 95% CI | p Value |
|---|---|---|---|---|
| Fractions given | 1 vs. 3 | 1.0 | 0.3 to 3.6 | 0.98 |
| Volume | Factor of 10 increase | 3.1 | 1.0 to 9.6 | 0.04 |
| Whole-brain radiotherapy | Yes vs. no | 0.4 | 0.2 to 1.2 | 0.12 |
| Maximum dose | 1 Gy increase | 1.0 | 0.9 to 1.1 | 0.71 |
