Fig. 4From: The radiological outcome in lumbar interbody fusion among rheumatoid arthritis patients: a 20-year retrospective studyComparison of cage subsidence rate amongst ALIF, OLIF, and TLIF. *, the OLIF group had statistically significant higher subsidence rate comparing to TLIF group (p < 0.05). ALIF, Anterior Interbody Lumbar Fusion; OLIF, Oblique Interbody Lumbar Fusion; TLIF, Transforaminal Interbody Lumbar FusionBack to article page