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14 August 2020: Clinical Research

A Retrospective Study of Surgical Correction for Spinal Deformity with and without Osteotomy to Compare Outcome Using Intraoperative Neurophysiological Monitoring with Evoked Potentials

Jian Chen 1DEF* , Jing-fan Yang 1BCF** , Yao-long Deng 1BCF* , Wen-yuan Sui 1EF , Xie-xiang Shao 1BCD , Zi-fang Huang 2ABCDE* , Jun-lin Yang 1FG

DOI: 10.12659/MSM.925371

Med Sci Monit 2020; 26:e925371

Table 3 The results of intraoperative evoked potential outcomes between the non-osteotomy group and osteotomy group.

Non-osteotomy groupOsteotomy group
Group A1 (n=67)Group A2 (n=52)P valueGroup B1 (n=27)Group B2 (n=42)P value
EP eventsMEP (2), SSEP+MEP (1)SSEP (1)MEP (13), SSEP+MEP (3)MEP (12), SSEP+MEP (2), SSEP+MEP+DNEP (7)
Number of EP events310.44316210.452
Number of MEP change300.12216210.452
All-channel positive number100.376370.522
Number of neurological complications00050.063
True positive rate0/35/70.038
MEP – motor evoked potential; SSEP – somatosensory evoked potentials; DNEP – descending neurogenic evoked potentials.

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750