Applying the Mini-Open Anterolateral Lumbar Interbody Fusion with Self-Anchored Stand-Alone Polyetheretherketone Cage in Lumbar Revision Surgery

Table 3

Radiological outcome measured by disc height and foraminal height (mm).

	Preop	Postop	3 months	6 months	12 months	24 months
Disc height	8.6 2.5	12.3 1.5	11.8 2.2	11.6 2.3	11.3 2.3	11.0 2.0
Foraminal height	15.8 3.4	19.4 2.8	19.0 3.1	18.7 2.7	18.5 2.5	18.2 2.7

Statistically significant compared with preoperation ().
Preop: preoperatively, postop: postoperatively, 3 months: 3 months postoperatively, 6 months: 6 months postoperatively, and 12 months: 12 months postoperatively.