Table 1.
Clinical characteristics of patients included in plasma EVs detection.
| Number of patients | 48 |
| Median age at diagnosis | (19–75) |
| Male:Female ratio | 1.2:1 |
| Histologic grade (%) | |
| WHO grade I-II | 24 (50%) |
| WHO grade III-IV | 24 (50%) |
| Molecular diagnosis (%) | |
| Glioblastoma | 18 (37.5%) |
| Oligodendroglioma | 18 (37.5%) |
| Astrocytoma | 12 (25%) |
| Extent of resection (%) | |
| Gross total resection | 6 (12.5%) |
| Subtotal resection | 6 (12.5%) |
| Biopsy | 36 (75%) |
| Adjuvant treatment (%) | |
| RT only | 9 (18.75%) |
| RT with chemotherapy | 0 |
| Chemotherapy only | 0 |
| None | 39 (81.25%) |
| Median follow-up | |
| Non-progressors | 6 years |
| Survivors | 5 years |
| IDH1/2 | |
| + | 25 (52%) |
| − | 23 (48%) |