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Threshold value of EBV-DNA copies as an indicator for preemptive treatment with rituximab
| Number of EBV-DNA copies/ml | Number of centers |
|---|---|
| 1 × 103 | 19 (31.7%) |
| 5 × 103 | 1 (1.7%) |
| 1 × 104 | 20 (33.3%) |
| 4–5 × 104 | 6 (10%) |
| 1 × 105 | 9 (15%) |
| other (risk factors, increasing value) | 5 (8.3%) |
EBV-DNA – Epstein-Barr virus deoxyribonucleic acid
