What do systematic reviews say?

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

It is very uncertain whether periodontal treatment (scaling and root planing, alone or with… changes gestational age (preterm birth < 37 weeks) compared with alternative (less intensive) periodontal treatment, alone or with… (very low certainty).

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes

  SRP + antimicrobial vs alternative mechanical treatment + placebo
  RR 1.40 [0.67, 2.92]
  1 study · 243 participants
  Very low
• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes

  SRP vs alternative mechanical treatment
  RR 0.87 [0.46, 1.67]
  4 studies · 1168 participants
  Very low
• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes

  SRP + antimicrobial vs SRP + placebo
  RR 3.08 [1.15, 8.20]
  1 study · 243 participants
  Very low

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

The review found no eligible studies for this question.

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  Pre-eclampsia: Not reported for this comparison.
  0 studies
  No studies found

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

It is very uncertain whether periodontal treatment (scaling and root planing, alone or with… changes perinatal mortality (including fetal and neonatal deaths up to the… compared with alternative (less intensive) periodontal treatment, alone or with… (very low certainty).

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  RR 1.06 [0.60, 1.85]
  2 studies · 855 participants
  Very low

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

It is very uncertain whether periodontal treatment (scaling and root planing, alone or with… changes low birth weight < 1500 g compared with alternative (less intensive) periodontal treatment, alone or with… (very low certainty).

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  RR 1.85 [0.69, 4.96]
  1 study · 756 participants
  Very low

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Periodontal treatment (scaling and root planing, alone or with… led to lower bleeding on probing compared with alternative (less intensive) periodontal treatment, alone or with…; GRADE not reported.

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  MD -28.00 [-38.54, -17.46]
  1 study · 53 participants
  GRADE not reported

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

The review found no eligible studies for this question.

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  Maternal mortality: Not reported for this comparison.
  0 studies
  No studies found

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Periodontal treatment (scaling and root planing, alone or with… showed no clear difference in gingival index compared with alternative (less intensive) periodontal treatment, alone or with…; GRADE not reported.

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  MD -28.00 [-144.13, 88.13]
  1 study · 53 participants
  GRADE not reported

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

The review found no eligible studies for this question.

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  Adverse effects of therapy: Not reported for this comparison.
  0 studies
  No studies found

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  Preterm births < 35 weeks reported in four studies across three subcomparisons; none of the subcomparisons showed a difference; SRP versus alternative mechanical treatment not pooled due to considerable heterogeneity;…
  4 studies
  Very low

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

Periodontal treatment (scaling and root planing, alone or with… led to lower probing depth compared with alternative (less intensive) periodontal treatment, alone or with…; GRADE not reported.

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  MD -0.93 [-1.12, -0.74]
  1 study · 53 participants
  GRADE not reported

Periodontal treatment (scaling and root planing, alone or with antimicrobials) vs Alternative (less intensive) periodontal treatment, alone or with placebo

The review found no eligible studies for this question.

• Treating periodontal disease for preventing adverse birth outcomes in pregnant women 2017 · Cochrane All outcomes
  Small for gestational age: Not reported for this comparison.
  0 studies
  No studies found

PDHA program with robust prevention vs PDHA program or PDHA program with intensive staffing

The robust prevention PDHA model was projected to yield more than 50% tooth decay-free children versus 8% with other PDHA models, without a GRADE rating.

• Reducing Alaska Native paediatric oral health disparities: a systematic review of oral health interventions and a case… 2013 All outcomes

  20 years · Alaska
  Percentage tooth decay-free >50% vs 8%
  1 study
  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)

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

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

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

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)

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

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

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

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

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

Pre-radiotherapy dental extraction vs Post-radiotherapy dental extraction

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

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)

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found

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

The review found no eligible studies for this question.

• Dental extractions prior to radiotherapy to the jaws for reducing post‐radiotherapy dental complications 2013 · Cochrane All outcomes
  no estimate extracted
  0 studies
  No studies found