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PET- or MRI-positive vs. negative samples (median, interquartile range).
| Histological Property | PET-Positive | PET-Negative | MRI-Positive | MRI-Negative |
|---|---|---|---|---|
| Tumor content (%) | 75 (10–97) | 3 (0–60) | 60 (3–90) | 10 (0–50) |
| Necrosis content (%) | 0 (0–15) | 16 (0–81) | 13 (0–36) | 0 (0–75) |
| Proliferation index (%) | 60 (30–80) | 60 (30–70) | 65 (30–80) | 50 (25–65) |
| CD20 expression (%) | 0 (0–2) | 0 (0–0.5) | 0 (0–1) | 0 (0–2) |
| CD3 expression (%) | 1 (1–4) | 1 (0–3) | 1 (0–2) | 3 (1–5) |
| CD34 score | 2 (1–2) | 1 (1–2) | 2 (1–2) | 1 (1–2) |
