Comparing the early efficacies of autologous bone grafting and interbody fusion cages for treating degenerative lumbar instability in patients of different ages

Purpose The aim of this study was to compare the early efficacies of interbody fusion using autologous bone graft or an interbody fusion cage in a modified transforaminal lumbar interbody fusion (TLIF) in patients of different ages with degenerative lumbar instability.