Quasi-Stationarity of EEG for Intraoperative Monitoring during Spinal Surgeries

Table 1

Algorithm implementation and results. Description of the 12 surgical procedures including the procedure they underwent and the time for which the patients were monitored using SSEP and the algorithm implementation results including the accuracy and the number of false alarms detected per hour.

Number	Surgical procedure	Duration (hrs)	Accuracy (%)	False alarms per hour
1	Cerebral aneurysm clipping	2	92.7	4
2	T10-S1 posterior spinal fusion	2	88.1	3
3	Cerebral aneurysm clipping	2	95.9	4
4	T10-S1 posterior spinal fusion	6	94.4	5
5	Anterior and posterior lumbar fusion	4	94.7	4
6	T4-S1 posterior spinal fusion	1.5	91.2	2
7	Posterior spinal fusion for scoliosis	2	89.4	2
8	L5-S1 TLIF	2	96.3	5
9	T10-S1 posterior spinal fusion	2.5	87.2	4
10	T2-T12 post spinal fusion	3.5	95.4	3
11	Carotid endarterectomy	1.4	94.3	3
12	AV fistula	1.2	78.6	2
		Average:	91.5	1.6