From: Intraoperative electromyographic monitoring to optimize safe lumbar pedicle screw placement – a retrospective analysis
t-EMG Monitoring
Breached Pedicle (n)
Intact Pedicle (n)
Total
Positive
True positive = 14
False positive = 131
145
Negative
False Negative = 1
True Negative = 1710
1711
15
1841
1856
Sensitivity
93.33%
Specificity
92.88%