Table 5.

Statistical analysis of deep pareses and spinal cord compressions

Group	Percent of patients	Frankle D and E	Stenosis
One level involvement	30 %	94 %	18 %
Multi level involvement	70 %	43 %*	80 %*
Vertebral body involvement	24 %	92 %	23 %
Vertebral body and pedicles involvement	72 %	50 %*	75 %*
Pedicles involvement	4 %	50 %	100 %

Results are presented as a percent. *p < 0.05 for inter-group difference Chi X²