Table 1.
Summary of Cohort Clinical Features
| Experiment | N | Molecular (PFA/PFB/NA) |
Surgery Type (GTR/STR) |
Sex (M/F) |
Months at Diagnosis [Mean (Range)] |
|---|---|---|---|---|---|
| Classification | |||||
| T1 | 77 | 62/15/0 | 49/28 | 46/31 | 115.3 (5, 806) |
| T2 | 60 | 50/10/0 | 39/21 | 38/22 | 117.6 (5, 806) |
| T1 and T2 | 58 | 48/10/0 | 38/22 | 37/21 | 118.8 (5, 806) |
| Survival analysis | |||||
| T1 | 103 | 42/7/54 | 103/0 | 66/37 | 67.5 (3, 670) |
| T2 | 90 | 33/6/51 | 90/0 | 60/30 | 69.7 (3, 670) |
| T1 and T2 | 88 | 32/6/50 | 88/0 | 58/30 | 69.4 (3, 670) |
F: female; GTR: gross total resection; M: male; NA: not available; PFA: posterior fossa ependymoma Group A; PFB: posterior fossa ependymoma Group B; STR: subtotal resection.