Table3:
Pedicel Screw Perforation Rates from C3 to C6 by Disease
Disease
Number of Pedicle Screw
Perforation Rates (%)
Grade 1
Grade 2
Grade 3
Grade 3
Grade 2+3
RA
34
3
2
5.1
12.8
DSA
44
2
3
6.1
10.2
CSM
25
9
6
15.0
37.5
Spine tumor
16
4
0
0
20.0
CP
12
4
1
5.9
29.4