Satisfactory recovery Bilateral laminotomy compared with conventional laminectomy Satisfactory recovery was defined as 'good' or 'excellent' self‐perceived recovery · patients with lumbar stenosis
Summary of findings: split‐spinous process laminotomy led to lower satisfactory recovery Split‐spinous process laminotomy compared with… compared with conventional laminectomy; GRADE not reported.
1 finding from 1 review
VAS leg (0 to 10) Split‐spinous process laminotomy compared with conventional laminectomy · patients with lumbar stenosis
It is very uncertain whether summary of findings: split‐spinous process laminotomy changes VAS leg (0 to 10) Split‐spinous process laminotomy compared with… compared with conventional laminectomy (very low certainty).
1 finding from 1 review
VAS back (0 to 10) Unilateral laminotomy compared with conventional laminectomy · patients with lumbar stenosis
It is very uncertain whether summary of findings: split‐spinous process laminotomy changes VAS back (0 to 10) Unilateral laminotomy compared with conventional… compared with conventional laminectomy (very low certainty).
1 finding from 1 review
Incidence of postoperative instability · patients with lumbar stenosis
It is very uncertain whether summary of findings: split‐spinous process laminotomy changes incidence of postoperative instability compared with conventional laminectomy (very low certainty).
1 finding from 1 review
no estimate extracted
Studies not reported
Very low
Incidence of perioperative complications · patients with lumbar stenosis
Summary of findings: split‐spinous process laminotomy showed no clear difference in incidence of perioperative complications compared with conventional laminectomy (low certainty).
1 finding from 1 review
Satisfactory recovery Bilateral laminotomy compared with conventional laminectomy Satisfactory recovery was defined as 'good' or 'excellent' self‐perceived recovery · patients with lumbar stenosis
Summary of findings: bilateral laminotomy may leads to higher satisfactory recovery Bilateral laminotomy compared with… compared with conventional laminectomy (low certainty).
1 finding from 1 review
VAS leg (0 to 10) Bilateral laminotomy compared with conventional laminectomy · patients with lumbar stenosis
It is very uncertain whether summary of findings: bilateral laminotomy changes VAS leg (0 to 10) Bilateral laminotomy compared with conventional… compared with conventional laminectomy (very low certainty).
1 finding from 1 review
VAS back (0 to 10) Unilateral laminotomy compared with conventional laminectomy · patients with lumbar stenosis
Summary of findings: bilateral laminotomy showed no clear difference in VAS back (0 to 10) Unilateral laminotomy compared with conventional… compared with conventional laminectomy (low certainty).
1 finding from 1 review
Incidence of postoperative instability · patients with lumbar stenosis
Summary of findings: bilateral laminotomy may leads to lower incidence of postoperative instability compared with conventional laminectomy (low certainty).
1 finding from 1 review
Incidence of perioperative complications · patients with lumbar stenosis
Summary of findings: bilateral laminotomy showed no clear difference in incidence of perioperative complications compared with conventional laminectomy (low certainty).
1 finding from 1 review
Disability Long‐term (≥ 12 months) Disability scores converted to 0 to 100 scale to allow for comparison of different disability scales (RMDQ, ODI, JOA) · patients with lumbar stenosis
Summary of findings: unilateral laminotomy showed no clear difference in standardised Disability Index (0 to 100) Unilateral laminotomy… compared with conventional laminectomy (low certainty).
1 finding from 1 review
Satisfactory recovery Bilateral laminotomy compared with conventional laminectomy Satisfactory recovery was defined as 'good' or 'excellent' self‐perceived recovery · patients with lumbar stenosis
Summary of findings: unilateral laminotomy showed no clear difference in satisfactory recovery Unilateral laminotomy compared with… compared with conventional laminectomy (low certainty).
1 finding from 1 review
VAS leg (0 to 10) Unilateral laminotomy compared with conventional laminectomy · patients with lumbar stenosis
Summary of findings: unilateral laminotomy showed no clear difference in VAS leg (0 to 10) Unilateral laminotomy compared with conventional… compared with conventional laminectomy (low certainty).
1 finding from 1 review
Intervention not reported
Pain NRS: scale from 0 to 100 (worse pain) · patients with low back pain
The intervention showed no clear difference in pain NRS: scale from 0 to 100 (worse pain) (low certainty).
1 finding from 1 review
Intervention not reported
Pain NRS: scale from 0 to 100 (worse pain) · participants with low back pain
1 finding from 1 review
Intervention not reported
Pain NRS: scale from 0 to 100 (worse pain) · participants with low back pain
1 finding from 1 review
Intervention not reported
Disability Multiple scales: scale from 0 to 100 (worse disability) · participants with low back pain
The intervention showed no clear difference in disability Multiple scales: scale from 0 to 100 (worse disability) (moderate certainty).
1 finding from 1 review
Intervention not reported
Disability Multiple scales: scale from 0 to 100 (worse disability) · participants with low back pain
The intervention showed no clear difference in disability Multiple scales: scale from 0 to 100 (worse disability) (moderate certainty).
1 finding from 1 review
Intervention not reported
Function Patient Specific Functional Scale: scale from 0 to 30 (greater functional ability) · participants with low back pain
The intervention showed no clear difference in function Patient Specific Functional Scale: scale from 0 to 30… (low certainty).
1 finding from 1 review
Intervention not reported
Function Patient Specific Functional Scale: scale from 0 to 30 (greater functional ability) · participants with low back pain
The intervention showed no clear difference in function Patient Specific Functional Scale: scale from 0 to 30… (low certainty).
1 finding from 1 review