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Evidence found and GRADE certainty

4,678 questions · 4,859 findings · 283 reviews

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No studies found 1,225 · 25.2%GRADE not reported 215 · 4.4%Very low 1,241 · 25.5%Low 1,210 · 24.9%Moderate 776 · 16%High 192 · 4%

Summary of findings: unilateral laminotomy vs conventional laminectomy

VAS back (0 to 10) Unilateral laminotomy compared with conventional laminectomy · patients with lumbar stenosis

It is very uncertain whether summary of findings: unilateral laminotomy changes VAS back (0 to 10) Unilateral laminotomy compared with conventional… compared with conventional laminectomy (very low certainty).

1 finding from 1 review

Summary of findings: unilateral laminotomy vs conventional laminectomy

Incidence of postoperative instability · patients with lumbar stenosis

Summary of findings: unilateral laminotomy showed no clear difference in incidence of postoperative instability compared with conventional laminectomy (low certainty).

1 finding from 1 review

Summary of findings: unilateral laminotomy vs conventional laminectomy

Incidence of perioperative complications · patients with lumbar stenosis

Summary of findings: unilateral laminotomy showed no clear difference in incidence of perioperative complications compared with conventional laminectomy (low certainty).

1 finding from 1 review

Summary of findings: unilateral laminotomy vs conventional laminectomy

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

Summary of findings: unilateral laminotomy vs conventional laminectomy

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

Summary of findings: unilateral laminotomy vs conventional laminectomy

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

Summary of findings: quinolone prophylaxis vs TMP‐SMZ prophylaxis

All cause‐mortality · cancer patients with afebrile neutropenia following chemotherapy

Summary of findings: quinolone prophylaxis probably leads to higher all cause‐mortality compared with TMP‐SMZ prophylaxis (moderate certainty).

1 finding from 1 review

Summary of findings: quinolone prophylaxis vs TMP‐SMZ prophylaxis

Febrile patients and episodes · cancer patients with afebrile neutropenia following chemotherapy

Summary of findings: quinolone prophylaxis probably leads to lower febrile patients and episodes compared with TMP‐SMZ prophylaxis (moderate certainty).

1 finding from 1 review