Findings

What do systematic reviews say?

764 questions · 795 findings · 110 reviews

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No studies found 202 · 25.4%GRADE not reported 100 · 12.6%Very low 225 · 28.3%Low 155 · 19.5%Moderate 85 · 10.7%High 28 · 3.5%

Total thyroidectomy vs subtotal thyroidectomy

R ate of recurrent hyperthyroidism [measured by thyroid function tests]

Total thyroidectomy probably leads to lower R ate of recurrent hyperthyroidism [measured by thyroid function… compared with bilateral subtotal thyroidectomy (moderate certainty).

1 finding from 1 review

Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
OR 0.13 [0.04, 0.44]
2 studies · 300 participants
Moderate

Total thyroidectomy vs subtotal thyroidectomy

Regression of Graves' ophthalmopathy [ophthalmology assessment]

Total thyroidectomy showed no clear difference in regression of Graves' ophthalmopathy [ophthalmology assessment] compared with bilateral subtotal thyroidectomy (low certainty).

1 finding from 1 review

Thyroid surgery for Graves’ disease and Graves’ ophthalmopathy 2015 · Cochrane Headline outcomes only
OR 1.19 [0.64, 2.21]
2 studies · 260 participants
Low

One-stage crestal-approach sinus lift with autogenous bone and 8 mm implants vs Lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and implants at least 10 mm long

Complications · Patients with 3 to 6 mm of residual bone height at the sinus floor

One-stage crestal-approach sinus lift with autogenous bone and 8 mm… showed no clear difference in complications compared with lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and…; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes
1 year after loading
OR 0.21 [0.02, 2.08]
1 study · 40 participants
GRADE not reported

One-stage crestal-approach sinus lift with autogenous bone and 8 mm implants vs Lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and implants at least 10 mm long

Implant failure · Patients with 3 to 6 mm of residual bone height at the sinus floor

One-stage crestal-approach sinus lift with autogenous bone and 8 mm… showed no clear difference in implant failure compared with lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and…; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes
5 years after loading
OR 0.30 [0.03, 3.15]
1 study · 40 participants
GRADE not reported

One-stage crestal-approach sinus lift with autogenous bone and 8 mm implants vs Lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and implants at least 10 mm long

Partial graft loss · Patients with 3 to 6 mm of residual bone height at the sinus floor

One-stage crestal-approach sinus lift with autogenous bone and 8 mm… showed no clear difference in partial graft loss compared with lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and…; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes
5 years after loading
OR 0.63 [0.09, 4.24]
1 study · 40 participants
GRADE not reported

One-stage crestal-approach sinus lift with autogenous bone and 8 mm implants vs Lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and implants at least 10 mm long

Prosthesis failure · Patients with 3 to 6 mm of residual bone height at the sinus floor

One-stage crestal-approach sinus lift with autogenous bone and 8 mm… showed no clear difference in prosthesis failure compared with lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and…; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes
5 years after loading
OR 0.47 [0.04, 5.69]
1 study · 40 participants
GRADE not reported

One-stage crestal-approach sinus lift with autogenous bone and 8 mm implants vs Lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and implants at least 10 mm long

Augmentation (graft) procedure failure · Patients with 3 to 6 mm of residual bone height at the sinus floor

One-stage crestal-approach sinus lift with autogenous bone and 8 mm… showed no clear difference in augmentation (graft) procedure failure compared with lateral-window sinus lift with 50% autogenous bone/50% Bio-Oss and…; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: augmentation procedures of the maxillary sinus 2014 · Cochrane All outcomes
5 years after loading
OR 0.18 [0.01, 4.01]
1 study · 40 participants
GRADE not reported

Pre-radiotherapy extraction of healthy molar teeth vs Conservative treatment (leaving the teeth in place during radiotherapy, with oral health education and disease prevention: oral hygiene, fluoride, diet advice)

Overall survival · Patients diagnosed with head and neck cancer planned to undergo any type of radiotherapy (external beam, intensity modulated,…