What do systematic reviews say?

Laterally positioned flap (LPF) vs Any other root coverage procedure

The review found no eligible studies for this question.

• Root coverage procedures for treating localised and multiple recession‐type defects 2018 · Cochrane All outcomes
  We did not find any RCTs evaluating laterally positioned flaps (LPF)
  0 studies
  No studies found

Bilateral subtotal thyroidectomy vs the Dunhill procedure

Bilateral subtotal thyroidectomy may leads to higher R ate of recurrent hyperthyroidism [measured by thyroid function… compared with the Dunhill procedure (low certainty).

• Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
  OR 2.73 [1.28, 5.85]
  3 studies · 592 participants
  Low

Bilateral subtotal thyroidectomy vs the Dunhill procedure

Bilateral subtotal thyroidectomy showed no clear difference in regression of Graves' ophthalmopathy [ophthalmology assessment] compared with the Dunhill procedure (low certainty).

• Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
  OR 0.78 [0.32, 1.92]
  2 studies · 90 participants
  Low

Bilateral subtotal thyroidectomy vs the Dunhill procedure

Bilateral subtotal thyroidectomy showed no clear difference in permanent recurrent laryngeal nerve palsy [patient reported,… compared with the Dunhill procedure (low certainty).

• Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
  OR 0.14 [0, 6.82]
  3 studies · 592 participants
  Low

Bilateral subtotal thyroidectomy vs the Dunhill procedure

Bilateral subtotal thyroidectomy showed no clear difference in permanent hypocalcaemia/hypoparathyroidism [measured by serum… compared with the Dunhill procedure (low certainty).

• Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
  OR 1.9 [0.47, 7.71]
  3 studies · 592 participants
  Low

Bilateral subtotal thyroidectomy vs the Dunhill procedure

• Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 642 participants
  GRADE not reported

Bilateral subtotal thyroidectomy vs the Dunhill procedure

The review found no eligible studies for this question.

• Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Bilateral subtotal thyroidectomy vs the Dunhill procedure

The review found no eligible studies for this question.

• Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of findings: bilateral laminotomy vs conventional laminectomy

Summary of findings: bilateral laminotomy may leads to lower incidence of postoperative instability compared with conventional laminectomy (low certainty).

• Effectiveness of posterior decompression techniques compared with conventional laminectomy for lumbar stenosis 2015 · Cochrane Headline outcomes only
  OR 0.1 [0.02, 0.55]
  3 studies · 294 participants
  Low

Summary of findings: bilateral laminotomy vs conventional laminectomy

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

• Effectiveness of posterior decompression techniques compared with conventional laminectomy for lumbar stenosis 2015 · Cochrane Headline outcomes only
  OR 0.33 [0.07, 1.59]
  3 studies · 293 participants
  Low

Summary of findings: unilateral laminotomy vs conventional laminectomy

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

• Effectiveness of posterior decompression techniques compared with conventional laminectomy for lumbar stenosis 2015 · Cochrane Headline outcomes only
  OR 0.28 [0.07, 1.15]
  3 studies · 166 participants
  Low

Summary of findings: unilateral laminotomy vs conventional laminectomy

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

• Effectiveness of posterior decompression techniques compared with conventional laminectomy for lumbar stenosis 2015 · Cochrane Headline outcomes only
  OR 0.73 [0.24, 2.2]
  3 studies · 173 participants
  Low

Autogenous bone graft (two-stage lateral sinus lift) vs Bone substitute (anorganic bovine bone / Bio-Oss)

Autogenous bone graft (two-stage lateral sinus lift) showed no clear difference in complications compared with bone substitute (anorganic bovine bone / Bio-Oss); GRADE not reported.

• Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes

  up to 1 year
  OR 2.11 [0.18, 25.35]
  1 study · 40 participants
  GRADE not reported

Autogenous bone graft (two-stage lateral sinus lift) vs Bone substitute (anorganic bovine bone / Bio-Oss)

Autogenous bone graft (two-stage lateral sinus lift) showed no clear difference in implant failure compared with bone substitute (anorganic bovine bone / Bio-Oss); GRADE not reported.

• Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes

  abutment connection to 1 year
  OR 4.20 [0.81, 21.79]
  2 studies · 51 participants
  GRADE not reported

Summary of Findings Table ‐ Large retro‐equatorial recession of horizontal rectus muscle of 9 mm on the medial rectus and 12 mm on the lateral rectus vs simple tenotomy and resuturing of the 4 horizontal rectus muscles

• Surgical interventions for infantile nystagmus syndrome 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 10 participants
  Very low

Summary of Findings Table ‐ Large retro‐equatorial recession of horizontal rectus muscle of 9 mm on the medial rectus and 12 mm on the lateral rectus vs simple tenotomy and resuturing of the 4 horizontal rectus muscles

The review found no eligible studies for this question.

• Surgical interventions for infantile nystagmus syndrome 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of Findings Table ‐ Large retro‐equatorial recession of horizontal rectus muscle of 9 mm on the medial rectus and 12 mm on the lateral rectus vs simple tenotomy and resuturing of the 4 horizontal rectus muscles

• Surgical interventions for infantile nystagmus syndrome 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 10 participants
  Very low

Summary of Findings Table ‐ Large retro‐equatorial recession of horizontal rectus muscle of 9 mm on the medial rectus and 12 mm on the lateral rectus vs simple tenotomy and resuturing of the 4 horizontal rectus muscles

The review found no eligible studies for this question.

• Surgical interventions for infantile nystagmus syndrome 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of Findings Table ‐ Large retro‐equatorial recession of horizontal rectus muscle of 9 mm on the medial rectus and 12 mm on the lateral rectus vs simple tenotomy and resuturing of the 4 horizontal rectus muscles

The review found no eligible studies for this question.

• Surgical interventions for infantile nystagmus syndrome 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Summary of Findings Table ‐ Large retro‐equatorial recession of horizontal rectus muscle of 9 mm on the medial rectus and 12 mm on the lateral rectus vs simple tenotomy and resuturing of the 4 horizontal rectus muscles

• Surgical interventions for infantile nystagmus syndrome 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 10 participants
  Very low