Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

317 questions · 337 findings · 41 reviews

No studies found 82 · 24.3%GRADE not reported 24 · 7.1%Very low 91 · 27%Low 81 · 24%Moderate 53 · 15.7%High 6 · 1.8%

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Perinatal mortality rate (overall) (at month 12–26) · births

Perinatal death review and audit as part of an intervention package… showed no clear difference in perinatal mortality rate (overall) (at month 12–26) compared with no intervention (low certainty).

1 finding from 1 review

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Proportion of perinatal deaths related to suboptimal carec (at months 12–26) · births

It is very uncertain whether perinatal death review and audit as part of an intervention package… changes proportion of perinatal deaths related to suboptimal carec (at… compared with no intervention (very low certainty).

1 finding from 1 review

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Mortality measured by mortality rates including failure‐to‐rescuerates (3a) Stillbirth · births

The review found no eligible studies for this question.

1 finding from 1 review

Perinatal death review and audit as part of an intervention package including an educational outreach visit and morbidity/mortality conferences vs no intervention

Proportion of perinatal morbidity cases related to suboptimal carec (at months 12–26) · births

Perinatal death review and audit as part of an intervention package… probably leads to lower proportion of perinatal morbidity cases related to suboptimal carec… compared with no intervention (moderate certainty).

1 finding from 1 review

Psychological intervention based on a specified psychological model/theory (to increase adherence to oral hygiene instructions) vs Educational intervention (oral hygiene education/instruction)

Self-reported tooth brushing · Adults (aged 18 or over) diagnosed with periodontal disease (gingivitis or periodontitis)
1 finding from 1 review

Psychological intervention based on a specified psychological model/theory (to increase adherence to oral hygiene instructions) vs Educational intervention (oral hygiene education/instruction)

Plaque · Adults (aged 18 or over) diagnosed with periodontal disease (gingivitis or periodontitis)
1 finding from 1 review

Psychological intervention based on a specified psychological model/theory (to increase adherence to oral hygiene instructions) vs Educational intervention (oral hygiene education/instruction)

Self-reported flossing · Adults (aged 18 or over) diagnosed with periodontal disease (gingivitis or periodontitis)
1 finding from 1 review