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Table 1 Pedicle screws considered in the EMG accuracy diagnostic study

From: Diagnostic accuracy of perioperative electromyography in the positioning of pedicle screws in adolescent idiopathic scoliosis treatment: a cross-sectional diagnostic study

Total N= 100%  
Axial Plane N %  
 LCP0 36 15.9 NRNI - 204 (90.3%)
 LCP1 19 8.4  
 LCP2 13 5.8  
 MCP0 136 60.2  
 MCP1 16 7.1 ARNI - 22 (9.7%)
 MCP2 6 2.6  
Sagittal Plane N %  
 FP0 183 81 NRNI - 183 (81%)
 FP1 (SUP) 38 16.8 ARNI - 43 (19%)
 FP1 (INF) 5 2.2  
  1. Legend: MCP medial cortical perforation, LCP Lateral cortical perforation, FP0 posterior foramen, FP1 INF inferior foramen (FP1 INF) and FP1 SUP superior foramen (FP1 SUP), ARNI At risk for nerve injury, NRNI No risk for nerve injury, INF Inferior underlying neural foramen, SUP Superior underlying neural foramen