Skip to main content

Table 2 Mean pre-op, post-op and final FU values, in all patients

From: High grade isthmic spondylolisthesis; can reduction always re-align the unbalanced pelvis?

X-Ray index Pre-op Post-op FU
Listhesis percentage 81% (57–141) 43,6%(0–149) 58,8%(5–154)
Lumbar-sacral angle (LSA) −19,5° (− 47 to + 17) −6,6° (− 58 to + 15) −12,3° (− 47 to + 15)
Lumbar lordosis (LL) 57,8° (29–72) 56,4° (40–72) 55,1° (38–71)
Sacral slope (SS) 43,9° (20–59) 45,9° (18–57) 43,9° (19–60)
Pelvic tilt (PT) 28,2° (17–41) 25,6° (11–45) 28,8° (14–49)
Pelvic incidence (PI) 72,8° (49–88) 72,1° (51–88) 73,1° (41–89)