Variable | Value |
---|---|
Age (years) | 14.49 ± 1.74 |
Male /Female | 24/41 |
Preoperative cobb angle (degrees) | 97.3 ± 4.6 |
Postoperative cobb angle (degrees) | 26.8 ± 9.3 |
Correction rate (%) | 71.8 ± 3.7 |
Total pedicle screws (T10-S1) | 652 |
Pedicle width (mm) | 3.68 ± 0.57 |
Pedicle morphology | |
A | 370 |
B | 132 |
C | 108 |
D | 42 |
Abnormal t-EMG | 48 |
Sensitivity (%) Specificity (%) Positive predictive value (%) | 100 96.2 66.7 |
Screw position of abnormal t-EMG G0 G1 G2 G3 | 16 14 18 0 |
Screws requiring redirection | 18 |
Redirection rate (%) | 2.8 |
Dural tear | 1 |
Screw-related neuro-complication | 0 |