Table 2.

Posterior spinal fusion: pedicle screws versus hybrid

Sagittal Cobb angle measurements	PSF–S	PSF–H	Significance
T5–T12 preop	35.32° (0–78)	35.22° (7–80)	NS
T5–T12 postop	26° (10–60)	29.3° (9–50)	NS
T5–T12 final	28.4° (12–60)	32.4° (10–50)	NS
T10–L2 preop	13.08° (−10 to 85)	11.81° (−18 to 60)	NS
T10–L2 postop	4.48° (−15 to 70)	6.7° (−10 to 22)	NS
T10–L2 final	5.4° (−10 to 65)	8.11° (−10 to 22)	NS
L1–L5 preop	−45.9° (−70 to −15)	−44.37° (−80 to −20)	NS
L1–L5 postop	−41.88° (−70 to −15)	−40.67° (−80 to −15)	NS
L1–L5 final	−46.88° (−70 to −30)	−40.85° (−65 to −20)	NS