Table 5.

IOM and awake surgery: indication, strategies and personnel.

	n = 38
Indication
Intra-axial tumors	38 (100%)
Functional	13 (34%)
Extra-axial tumors	9 (24%)
Vascular	5 (13%)
Strategies
Only dominant hemisphere monitoring	13 (34%)
Both	25 (66%)
Only cognitive function (including speech)	13 (34%)
Also other brain functions	25 (66%)
For tumors in motor cortex
Sometimes	10 (26%)
Always	20 (53%)
No	8 (21%)
Team
Dedicated surgeon	32 (84%)
Neurophysiologist (from unit)	20 (53%)
Neurophysiologist (external)	5 (13%)
Technician (from unit)	23 (61%)
Technician in service	13 (34%)
Speech therapist	11 (29%)
Neuroanestesiologist	28 (74%)
Neuropsychologist	34 (89%)