Subsidence and peri-implant osteolysis
osteolysis
OSTEOLYSIS
Subsidence was observed in 22.9% of cases in the PEEK group, which is practically double the 11.8% observed in the AlSubsidence and osteolysis [count (%) of cases]Osteolysis at the caudal vertebral body endplate was observed in 4.4% and 14.3% of cases in Al