Skip to main content

Table 1 Patient characteristics

From: Posterior fixation can further improve the segmental alignment of lumbar degenerative spondylolisthesis with oblique lumbar interbody fusion

No. of patients 33
Age (years) 66.9 ± 8.7
Female: Male 27:6
Fusion levels
 One-level fusion 20
 Two-level fusion 10
 Multi-level fusion(≥3 levels fusion) 3
Slipped level
 L2/3 2
 L3/4 4
 L4/5 30
Preoperative slip ratio (%) 11.1 ± 4.6
Average surgical time (minutes) 199 ± 49
Estimated blood loss (ml) 209 ± 99
Indirect decompression with percutaneous pedicle screw fixation 11 (12 levels)