Table 2.

Procedures Performed.

Procedure Performed	Number of Cases (%)
Tumor resection	260 (65.0%)
Open aneurysm obliteration	62 (15.5%)
Microvascular decompression	21 (5.25%)
Temporal lobectomy for epilepsy	19 (4.75%)
Chiari malformation decompression	8 (2.0%)
Cavernoma resection	5 (1.25%)
AVM resection	5 (1.25%)
Open biopsy (tumor)	4 (1.0%)
Arachnoid cyst fenestration	3 (0.75%)
EC-IC bypass	3 (0.75%)
Subdural grids and strips	2 (0.5%)
EDAS	1 (0.25%)
Cortical recording	1 (0.25%)
Vestibular nerve sectioning	1 (0.25%)
Corpus callostomy	1 (0.25%)
SCD repair	1 (0.25%)
Encephalocele repair	1 (0.25%)
Open biopsy (autoimmune)	1 (0.25%)
Open biopsy (infectious)	1 (0.25%)

n = 400.