Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

129 questions · 134 findings · 12 reviews · Oral Health

No studies found 44 · 32.8%GRADE not reported 64 · 47.8%Very low 20 · 14.9%Low 6 · 4.5%Moderate 0 · 0%High 0 · 0%

Occlusal splint vs Behavioural therapy (counselling, CBT, relaxation, self-care management)

Participant satisfaction or quality of life · People with temporomandibular disorders (TMD)

Occlusal splint showed no clear difference in participant satisfaction or quality of life compared with behavioural therapy (counselling, CBT, relaxation, self-care…; GRADE not reported.

1 finding from 1 review

Occlusal splint vs Physical therapy (ultrasound, exercise, sensorimotor training, laser, TENS, manual therapy)

Range of mandibular motion · People with temporomandibular disorders (TMD)

Occlusal splint showed no clear difference in range of mandibular motion compared with physical therapy (ultrasound, exercise, sensorimotor training,…; GRADE not reported.

1 finding from 1 review

Repelling-magnet splints vs Bite-blocks

Side effects / adverse effects (unilateral crossbite; transverse problems) · Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of vertical overlap or…
1 finding from 1 review
  • Orthodontic and orthopaedic treatment for anterior open bite in children 2014 · Cochrane All outcomes
    About 4 months (treatment interrupted early)
    "After 4 months the open bite was observed to close in the magnet group, but in four out of these ten patients, transverse problems were observed (unilateral crossbite) which led to the interruption of the treatment…
    1 study · 10 participants
    GRADE not reported

Repelling-magnet splints vs Bite-blocks

Anterior open bite correction · Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of vertical overlap or…
1 finding from 1 review
  • Orthodontic and orthopaedic treatment for anterior open bite in children 2014 · Cochrane All outcomes
    About 4 months (treatment interrupted early)
    Could not be analysed statistically. After 4 months the open bite was observed to close in the magnet group, but in four out of these ten patients transverse problems (unilateral crossbite) were observed, which led to…
    1 study
    GRADE not reported

Fixed bonded acrylic splint expander vs no treatment

Molar expansion · Children and adults with a posterior crossbite, without a Class III skeletal relationship, cleft lip or palate (or both), or other…

Fixed bonded acrylic splint expander showed no clear difference in molar expansion (maxillary intermolar width) compared with no treatment; GRADE not reported.

1 finding from 1 review

Fixed bonded acrylic splint expander vs no treatment

Canine expansion · Children and adults with a posterior crossbite, without a Class III skeletal relationship, cleft lip or palate (or both), or other…

Fixed bonded acrylic splint expander showed no clear difference in canine expansion (maxillary intercanine width) compared with no treatment; GRADE not reported.

1 finding from 1 review

Root canal medications and canal filling, splinting, extraction of teeth, or surgical removal of any relevant pathology vs Each other, placebo, or no treatment

Outcome not reported · Patients with single and multiple permanent teeth with evidence of any type of external root resorption irrespective of its aetiology,…

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for the management of external root resorption 2015 · Cochrane All outcomes
    Any follow-up period
    None of the studies fulfilled our inclusion criteria and therefore no data analysis was conducted. (Main results: no RCTs that met the inclusion criteria were identified; one ongoing study, NCT00423956, potentially…
    0 studies
    No studies found

Orthodontic treatment with appliances inducing stable, permanent orthodontic tooth movement (splints worn 8 to 12 weeks and surgical interventions excluded) vs Control: no treatment, placebo, or reassurance

Patient quality of life · Adults aged 18 years or older with clinically diagnosed TMD (exhibiting two or more of the listed signs and/or symptoms)

The review found no eligible studies for this question.

1 finding from 1 review

Orthodontic treatment with appliances inducing stable, permanent orthodontic tooth movement (splints worn 8 to 12 weeks and surgical interventions excluded) vs Control: no treatment, placebo, or reassurance

Adverse effects on oral health · Adults aged 18 years or older with clinically diagnosed TMD (exhibiting two or more of the listed signs and/or symptoms)

The review found no eligible studies for this question.

1 finding from 1 review

Orthodontic treatment with appliances inducing stable, permanent orthodontic tooth movement (splints worn 8 to 12 weeks and surgical interventions excluded) vs Control: no treatment, placebo, or reassurance

Limitation of movement · Adults aged 18 years or older with clinically diagnosed TMD (exhibiting two or more of the listed signs and/or symptoms)

The review found no eligible studies for this question.

1 finding from 1 review

Orthodontic treatment with appliances inducing stable, permanent orthodontic tooth movement (splints worn 8 to 12 weeks and surgical interventions excluded) vs Control: no treatment, placebo, or reassurance

Development of TMD (onset/incidence of signs and symptoms) · People without TMD at baseline undergoing orthodontic treatment (TMD clinically absent at baseline); no age restriction provided follow-up…

The review found no eligible studies for this question.

1 finding from 1 review

Orthodontic treatment with appliances inducing stable, permanent orthodontic tooth movement (splints worn 8 to 12 weeks and surgical interventions excluded) vs Control: no treatment, placebo, or reassurance

Overall symptoms, pain and headache (relief from symptoms assessed by global measures) · Adults aged 18 years or older with clinically diagnosed TMD (exhibiting two or more of the listed signs and/or symptoms)

The review found no eligible studies for this question.

1 finding from 1 review

Facemask (RME) or modified facemask vs Other non-surgical orthodontic treatments (mini maxillary protractor, Pushing Splints, modified tandem, Reverse Forsus, reverse Twin Block, reverse chin cup, tongue appliance, Frankel III)

Perceived need for surgery in adulthood · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

The review found no eligible studies for this question.

1 finding from 1 review

Facemask (RME) or modified facemask vs Other non-surgical orthodontic treatments (mini maxillary protractor, Pushing Splints, modified tandem, Reverse Forsus, reverse Twin Block, reverse chin cup, tongue appliance, Frankel III)

ANB · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

It is very uncertain whether facemask (RME) or modified facemask changes ANB compared with other non-surgical orthodontic treatments (mini maxillary… (very low certainty).

1 finding from 1 review

Facemask with rapid maxillary expansion (RME) vs Pushing Splints

Wits appraisal · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask with rapid maxillary expansion (RME) showed no clear difference in wits appraisal compared with pushing Splints; GRADE not reported.

1 finding from 1 review

Facemask with rapid maxillary expansion (RME) vs Pushing Splints

Adverse effects · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)
1 finding from 1 review

Facemask with rapid maxillary expansion (RME) vs Pushing Splints

Overjet · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask with rapid maxillary expansion (RME) showed no clear difference in overjet compared with pushing Splints; GRADE not reported.

1 finding from 1 review

Facemask with rapid maxillary expansion (RME) vs Pushing Splints

ANB (ANPog) · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask with rapid maxillary expansion (RME) led to higher ANB (ANPog) compared with pushing Splints; GRADE not reported.

1 finding from 1 review

Facemask (RME) or modified facemask vs Other non-surgical orthodontic treatments (mini maxillary protractor, Pushing Splints, modified tandem, Reverse Forsus, reverse Twin Block, reverse chin cup, tongue appliance, Frankel III)

Overjet · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

It is very uncertain whether facemask (RME) or modified facemask changes overjet compared with other non-surgical orthodontic treatments (mini maxillary… (very low certainty).

1 finding from 1 review