PLIF for Lytic (Isthmic) Spondylolisthesis

Posterior Lumbar Interbody Fusion (PLIF) for Lumbar Lytic (Isthmic) Spondylolisthesis

This section provides outcome data on patients of Mr Sears who have undergone a posterior lumbar interbody fusion (PLIF) for a single level lytic (isthmic) spondylolisthesis (low or high grade), without additional adjacent level pathology and who have not undergone previous lumbar spinal surgery.

Number of patients/procedures reviewed: 89
Number (%age) of patients with follow-up/outcome data: 86 (97%)
Average time from surgery to last follow-up: 48.1 months
Age of patients -
Average: 53.6 years
Median: 56.6 years
Range: 15.5 - 86.0 years

Patient satisfaction at last follow-up:

"Was the operation worthwhile?"
- Yes 98%
- No 2%
- Uncertain 0%
"Under similar circumstances, would you have it again?"
- Yes 94.4%
- No 4.4%
- Uncertain 1.1%

Outcome scores:

Pain scores -
   Back pain -
Least:
Average:
Most:
   Leg pain -
   Least:
   Average:
   Most:

Oswestry Disability Index:

SF-36
PCS:
MCS:

Pre-operative

3.3 / 10
4.9 / 10
7.4 / 10

3.0 / 10
4.4 / 10
6.4 / 10

39.1

33.0
47.2

Last follow-up

0.9 / 10
1.7 / 10
2.4 / 10

0.8 / 10
1.2 / 10
2.1 / 10

16.6

44.7
51.1

Posterior Lumbar Interbody Fusion (PLIF) for Lumbar Lytic (Isthmic) Spondylolisthesis

Outcome scores:

Pre-operative

​Last follow-up

Last follow-up