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Comparison of intravascular thrombosis in primary (newly diagnosed) resections, primary biopsies, and recurrent tumors for GBM and AA.
| Glioblastoma (GBM) (n) | Intravascular thrombosis (%) | Anaplastic astrocytoma (AA) (n) | Intravascular thrombosis (%) | |
|---|---|---|---|---|
| Primary resections | 60 | 92 | 11 | 0 |
| Primary biopsies | 28 | 57* | 25 | 16 |
| Recurrent tumors | 15 | 33* | 10 | 10† |
P < 0.05, χ2‐test, with comparison with GBM resections.
Non‐significant difference; P > 0.05, χ2‐test, with comparison with AA resections.
