From: Clinical, Radiographic and Fusion Comparison of Oblique Lumbar Interbody Fusion (OLIF) stand-alone and OLIF with posterior pedicle screw fixation in patients with degenerative spondylolisthesis
SA group
PPS group
Endplate damage
4(4.71%)
2(3.70%)
Gastrointestinal reactions
3(3.53%)
1(1.85%)
Cage subsidence
Grade 0
32(37.65%)
48(88.89%)
Grade I
45(52.94%)
6(11.11%)
Grade II
6(7.06%)
Grade III
2(2.35%)
Grade IV
Myofascial pain
0
3(5.56%)