Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,411 questions · 5,986 findings · 226 reviews · Oral Health

No studies found 1,305 · 21.8%GRADE not reported 2,988 · 49.9%Very low 1,030 · 17.2%Low 476 · 8%Moderate 156 · 2.6%High 31 · 0.5%

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Visual screening (oral visual inspection) by trained health workers vs No screening

Quality of life · Apparently healthy adults aged 35 years or older (general population), living in 13 clusters in rural areas of Trivandrum city, Kerala,…

The review found no eligible studies for this question.

1 finding from 1 review

Primary school-based behavioural intervention (both oral hygiene and dietary components) vs No treatment (or delayed treatment)

Behavioural outcomes (reported and/or other measures, e.g. data tracking toothbrushes and collecting food wrappers) · Children aged 4 to 12 years attending primary school

The review found no eligible studies for this question.

1 finding from 1 review

Fluoride varnish vs placebo or no treatment

Proportion of children developing new caries (permanent) · Children and adolescents aged 16 years or less

Fluoride varnish showed no clear difference in proportion of children developing one or more new caries (permanent… compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Intraoral distalising appliance vs Another (different) intraoral distalising appliance

Duration of treatment · Children and adolescents (aged 16 years or less at the start of treatment) undergoing orthodontic treatment to distalise upper first…
1 finding from 1 review

Capitation remuneration vs Fee-for-service remuneration

Healthcare costs: mean expenditure in GBP per 0- to 15-year-old (currency year NR) · Children (0- to 15-year-olds) undergoing routine continuing dental care at 354 dental practices, in matched pairs of Health Service…

Capitation remuneration showed no clear difference in healthcare costs: mean expenditure in GBP per 0- to 15-year-old… compared with fee-for-service remuneration (low certainty).

4 findings from 1 review
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Any intervention to manage relapse: fixed options (labial braces, lingual braces, fixed lingual wire) or removable options (Hawley's retainer with spring elastomeric module, Bloore removable aligner, other Hawley's retainer modifications, Invisalign, Clearstep) vs no intervention or another intervention

Adverse effects including pain, gingivitis, enamel decalcification and root resorption · Participants who previously underwent orthodontic treatment, with subsequent crowding (relapse) of the lower front teeth (lower incisors…

The review found no eligible studies for this question.

1 finding from 1 review

Locking plate vs 2 mm non-locking titanium plates

Post-operative adverse events and complications (paraesthesia, swelling, segmental mobility) · Adults (16 to 68 years) with mandibular fractures excluding condylar involvement
1 finding from 1 review
  • Agarwal 2011: paraesthesia in one participant in the non-locking plate group (resolved by 3 months), none in the locking group; infection rates similar at 6 weeks and 3 months; post-operative swelling in 20% of both…
    1 study
    GRADE not reported

Transbond Plus self etching primer (3M Unitek) vs First Step self etching primer (Reliance Orthodontic Products)

Bond failure rate · Children and adults with fixed orthodontic brackets bonded to incisors, canines and premolars
1 finding from 1 review
  • Noble 2006 (split-mouth) compared Transbond Plus versus First Step SEP; the bond failure rate was reported at tooth level rather than at participant level and was not amenable to analysis; the evidence was insufficient…
    1 study
    GRADE not reported

Capitation remuneration vs Fee-for-service remuneration

Unintended effects: self-reported temptation to over-prescribe (0- to 100-point visual analogue scale) · Children (0- to 15-year-olds) undergoing routine continuing dental care at 354 dental practices, in matched pairs of Health Service…

Capitation remuneration showed no clear difference in unintended effects: self-reported temptation to over-prescribe (0-… compared with fee-for-service remuneration; GRADE not reported.

1 finding from 1 review

Two miniplates (transbuccal approach) vs One miniplate plus two screws (intraoral approach at external oblique ridge)

Requirement for additional (surgical) interventions (plate removal) · Adults with fractures of the mandibular angle

Two miniplates (transbuccal approach) showed no clear difference in requirement for additional (surgical) interventions (plate removal) compared with one miniplate plus two screws (intraoral approach at external…; GRADE not reported.

1 finding from 1 review

Antibiotics (systemic) vs No antibiotics, placebo, or a different type of antibiotic

Outcome not reported · Patients (mainly children and young adults) with a history of dental trauma and a diagnosis of luxation (intrusion, extrusion, or lateral…

The review found no eligible studies for this question.

1 finding from 1 review

Two miniplates (transbuccal approach) vs One miniplate plus two screws (intraoral approach at external oblique ridge)

Post-operative adverse events and complications (lip numbness; overall) · Adults with fractures of the mandibular angle
1 finding from 1 review
  • Interventions for the management of mandibular fractures 2013 · Cochrane All outcomes
    Angle of mandible only
    Siddiqui 2007: 22/36 (61%) single-miniplate vs 14/26 (54%) two-miniplate had one or more complications; subjective lip numbness 15/36 (41.7%) vs 10/26 (38.5%) (P=0.82), objective 16/36 (44.4%) vs 8/26 (31.7%) (P=0.29).…
    2 studies
    GRADE not reported

2 mm titanium plates vs 2.5 mm bioresorbable plates

Post-operative neurosensory disturbance (mental nerve paraesthesia) · Adults (16 to 68 years) with mandibular fractures excluding condylar involvement

2 mm titanium plates led to higher post-operative neurosensory disturbance (mental nerve paraesthesia) compared with 2.5 mm bioresorbable plates; GRADE not reported.

1 finding from 1 review