Allograft versus no graft with a posterior multisegmented hook system for the treatment of idiopathic scoliosis.

Study Design: A prospective, randomized study.

Objective: To compare the clinical results of posterior spinal fusion (PSF) with allograft augmentation versus no graft for patients with adolescent idiopathic scoliosis (AIS).

Summary Of Background Data: The use of allograft has become a standard means of augmenting a PSF.