Table 5.

Comparison of radiological outcomes between groups.

Variable	Laminectomy N = 27	UPSF N = 27	BPSF N = 24	Siga
Fution,a N.(%)
Solid	NA	20 (74.0 %)	21 (87.5 %)	0.876
Indeterminate	NA	3 (11.2 %)	2 (8.3 %)	0.655
Pseudarthrosis	NA	4 (14.8 %)	1(4.2 %)	0.180
Screw loosing,a N.(%)
Yes	NA	0 (0.0 %)	1 (4.2 %)	–
No	NA	27 (100.0 %)	23 (95.8 %)	0.572
Ricurrent disc herniation,a N.(%)
Yes	8 (29.6 %)	0 (0.0 %)	0 (0.0 %)	–
No	19 (70.4 %)	27 (100.0 %)	24 (100.0 %)	0.497
Fracture Screw,a N.(%)
Yes	NA	0 (0.0 %)	1 (4.2 %)	–
NO	NA	27 (100.0 %)	23 (95.8 %)	0.572

Abbreviation: UPSF: unilateral pedicle screw fixation, BPSF: bilateral pedicle screw fixation, NA: not applicable.

Goodness of fit Test.

Statistical significant as p < 0.05.