Operative outcomes
| Embolized | Nonembolized | P Value | |
|---|---|---|---|
| Operative time (min) | 3:53 (0:55–10:39) | 3:39 (0:37–13:35) | .2348 |
| Estimated blood loss (mL) | 410 (0–2700) | 315 (0–2200) | .0074a |
| Extent of resection | .249 | ||
| Gross total | 116 (69.5) | 228 (75.2) | |
| Subtotal | 33 (19.8) | 42 (13.8) | |
| Partial | 18 (10.8) | 33 (10.9) | |
| Operative complications | |||
| Subdural hematoma | 3 (1.7) | 4 (1.2) | .6455 |
| Cerebral infarction | 3 (1.7) | 3 (0.9) | .4274 |
| ICH/IVH | 0 | 5 (1.5) | .1015 |
| CSF leak | 1 (0.6) | 3 (0.9) | .7173 |
| Pseudomeningocele | 2 (1.1) | 1 (0.3) | .2593 |
| Hydrocephalus | 1 (0.6) | 1 (0.3) | .6129 |
| Seizure | 0 | 6 (1.8) | .0726 |
| Infection | 4 (2.2) | 6 (1.8) | .7560 |
| Cranial nerve deficit | 2 (1.1) | 4 (1.2) | .9204 |
| DVT/PE | 4 (2.2) | 6 (1.8) | .7560 |
| Perioperative mortality | 2 (1.1) | 2 (0.6) | .5413 |
| Other | 1 (0.5) | 1 (0.3) | .7242 |
| Total complications | 23 (12.9) | 43 (13.1) | .960 |
| Postoperative radiotherapy (%) | 8 (4.8) | 20 (6.3) | .500 |
| Postoperative radiosurgery (%) | 23 (14.1) | 27 (8.6) | .042a |
Note:—ICH/IVH indicates intracerebral hemorrhage/intraventricular hemorrhage; DVT/PE, deep vein thrombosis/pulmonary embolism.
↵a Significant difference.