Skip to main content

Table 3 Comparison of radiological outcomes between standalone and combined OLIF

From: Standalone oblique lateral interbody fusion vs. combined with percutaneous pedicle screw in spondylolisthesis

 OLIF+fixationStandalone OLIFP
ADH
 Pre-op4.9 ± 1.66.8 ± 2.5< 0.001
 Post-op 1 week12.8 ± 1.212.7 ± 0.70.737
 Post-op 3 months12.8 ± 1.512.6 ± 0.50.991
 Post-op 2 years12.5 ± 1.212.0 ± 0.40.055
PDH
 Pre-op4.1 ± 2.06.1 ± 2.30.010
 Post-op 1 week8.7 ± 1.710.2 ± 1.2< 0.001
 Post-op 3 months8.6 ± 1.710.1 ± 1.0< 0.001
 Post-op 2 years8.3 ± 1.69.9 ± 1.2< 0.001
FH
 Pre-op12.7 ± 3.714.5 ± 1.90.009
 Post-op 1 week16.6 ± 4.018.7 ± 3.20.014
 Post-op 3 months16.6 ± 4.018.4 ± 3.30.032
 Post-op 2 years16.4 ± 3.917.8 ± 3.30.111
FW
 Pre-op7.4 ± 2.38.6 ± 1.70.017
 Post-op 1 week9.6 ± 1.510.8 ± 1.80.018
 Post-op 3 months9.4 ± 2.210.7 ± 1.80.011
 Post-op 2 years9.4 ± 2.210.6 ± 1.70.016
Fusion rate at 3 months  0.669
 GradeI35 (85.4%)27 (84.4%) 
 Grade II4 (9.8%)2 (6.3%) 
 Grade III2 (4.9%)3 (9.4%) 
 Grade IV00 
Fusion rate at 2 years  0.066
 Grade I41 (100.0%)30 (93.8%) 
 Grade II02 (6.2%) 
 Grade III00 
 Grade IV00 
  1. ADH anterior disc height, PDH posterior disc height, FH foraminal height, FW foraminal width