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Pattern of brain metastasis as a first recurrence site
| PCI (n = 17) | No PCI (n = 28) | P value | |
|---|---|---|---|
| Time to appearance (range), month | 10 (6–34) | 7.5 (4–31) | 0.012 |
| Number of metastatic lesions <5 | 15 (88%) | 9 (32%) | <0.001 |
| Median size (range), mm | 16 (4–43) | 19 (4–66) | 0.193 |
Bold values mean statistical significance (P value <0.05).
PCI = prophylactic cranial irradiation.
