ICH due to placement of a new EVD postoperatively | 5 (5%) |
ICH due to revision of an EVD postoperatively | 4 (4%) |
ICH due to re-bleeding | 3 (3%) |
ICH due to perforation of a non-parent artery | 1 (1%) |
New idiopathic postoperative ICH | 3 (3%) |
Expansion of preoperative ICH | 3 (3%) |
EVD, external ventricular drain; ICH, intracerebral hemorrhage.