Table 2.
Surgery characteristics
| Entire cohort | Surgical resection | Biopsy | |||||
|---|---|---|---|---|---|---|---|
| N | % | N | % | N | % | p | |
| Patients | 55 | 100 | 25 | 45.5 | 30 | 54.5 | - |
| Site of CC invasion | |||||||
| Rostrum | 1 | 1.8 | 0 | 0 | 1 | 3.3 | 0.36 |
| Genu | 26 | 47.2 | 17 | 68 | 9 | 30 | 0.005 |
| Genu/body | 5 | 9 | 2 | 8 | 3 | 10 | 0.79 |
| Body | 11 | 20 | 3 | 12 | 8 | 26.7 | 0.18 |
| Body/splenium | 6 | 11 | 1 | 4 | 5 | 16.7 | 0.13 |
| Splenium | 6 | 11 | 2 | 8 | 4 | 13.3 | 0.53 |
| Surgery | |||||||
| GTR | 8 | 14.55 | |||||
| PR | 17 | 30.9 | |||||
| Biopsy | 30 | 54.55 | |||||
| Tumor volume in cm3 | |||||||
| Preoperative median | 43.5 | 59.4 | 35.2 | 0.01 | |||
| Postoperative median | 5.96 | 5.96 | 35.2 | * | |||
| Complication | |||||||
| None | 42 | 76.3 | 17 | 68 | 25 | 83.3 | 0.18 |
| Hemorrhage | 3 | 5.4 | 3 | 12 | 0 | 0 | 0.05 |
| Ischemia | 1 | 1.8 | 1 | 4 | 0 | 0 | 0.27 |
| Cranial nerve deficit | 1 | 1.8 | 1 | 4 | 0 | 0 | 0.27 |
| Meningitis | 2 | 3.6 | 2 | 8 | 0 | 0 | 0.84 |
| Hydrocephalus | 3 | 5.4 | 1 | 4 | 2 | 6.7 | 0.81 |
| Aphasia | 3 | 5.4 | 1 | 4 | 2 | 6.7 | < 0.001 |
| Pneumonia | 1 | 1.8 | 0 | 0 | 1 | 3.3 | 0.89 |
IQR, interquantile range; CC, corpus callosum; GTR, gross-total resection; PR, partial resection