Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

187 questions · 200 findings · 44 reviews

No studies found 34 · 17%GRADE not reported 39 · 19.5%Very low 45 · 22.5%Low 57 · 28.5%Moderate 19 · 9.5%High 6 · 3%

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Preterm birth < 35 weeks · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

It is very uncertain whether periodontal treatment (scaling and root planing, polishing, or… changes preterm birth < 35 weeks compared with no treatment (very low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Gestational age at birth (weeks) · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Adverse effects of therapy · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Preterm birth < 32 weeks · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

It is very uncertain whether periodontal treatment (scaling and root planing, polishing, or… changes preterm birth < 32 weeks compared with no treatment (very low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Low birth weight < 1500 g · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

It is very uncertain whether periodontal treatment (scaling and root planing, polishing, or… changes low birth weight < 1500 g compared with no treatment (very low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Severe pre-eclampsia (progression from mild pre-eclampsia) · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

It is very uncertain whether periodontal treatment (scaling and root planing, polishing, or… changes severe pre-eclampsia (progression from mild pre-eclampsia) compared with no treatment (very low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Mean birth weight · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Percentage of bleeding on probing (BOP) · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Perinatal mortality · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

It is very uncertain whether periodontal treatment (scaling and root planing, polishing, or… changes perinatal mortality (including fetal and neonatal deaths up to the… compared with no treatment (very low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Attachment change · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Change in probing pocket depth (PPD) · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Small‐for‐gestational age · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

Periodontal treatment (scaling and root planing, polishing, or… showed no clear difference in small for gestational age compared with no treatment (low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Low birth weight (< 2.5 kg) · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

Periodontal treatment (scaling and root planing, polishing, or… may leads to lower birth weight (low birth weight < 2500 g) compared with no treatment (low certainty).

1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Maternal death · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Plaque index (PI) / oral hygiene · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination
1 finding from 1 review

Periodontal treatment (scaling and root planing, polishing, or surgery), alone or with oral hygiene counselling, antiseptics, or antimicrobials vs no treatment

Pre‐eclampsia · Pregnant women considered to have periodontal disease (gingivitis or periodontitis) after dental examination

It is very uncertain whether periodontal treatment (scaling and root planing, polishing, or… changes pre-eclampsia compared with no treatment (very low certainty).

1 finding from 1 review

Community and caregiver oral health education plus media campaign vs Pre-intervention baseline (and sites that discontinued the prevention program)

Reduction in prevalence of baby bottle tooth decay (BBTD) · Alaska Native and American Indian Head Start children

Community and caregiver oral health education was associated with a significant ~25% overall reduction in baby bottle tooth decay among Head Start children (certainty not graded).

1 finding from 1 review

Breastfeeding promotion and support (e.g. individually tailored home-based peer counselling on the importance of breastfeeding, with advice and support for healthy breastfeeding) vs usual care

Caries presence in primary teeth · For interventions, pregnant and lactating women; for outcomes, children up to 6 years of age

Breastfeeding promotion and support (e.g. individually tailored… showed no clear difference in caries presence in primary teeth compared with standard care (low certainty).

1 finding from 1 review

Breastfeeding promotion and support (e.g. individually tailored home-based peer counselling on the importance of breastfeeding, with advice and support for healthy breastfeeding) vs usual care

Dental caries · For interventions, pregnant and lactating women; for outcomes, children up to 6 years of age

The review found no eligible studies for this question.

2 findings from 1 review

Psychological / counselling interventions (counselling, acupuncture, cognitive behavioural therapy, relaxation therapy, behaviour modification, electromyographic biofeedback, hypnosis, re-education) vs Another intervention, or no intervention

Outcome not reported · Patients of any age in any setting requiring intervention for iatrogenic injury to the inferior alveolar or lingual nerve

The review found no eligible studies for this question.

1 finding from 1 review