Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,388 questions · 1,444 findings · 167 reviews

No studies found 336 · 23.3%GRADE not reported 67 · 4.6%Very low 419 · 29%Low 395 · 27.4%Moderate 188 · 13%High 39 · 2.7%

Personalised one-to-one OHA vs Routine one-to-one OHA

Patient-reported changes in knowledge, attitudes and quality of life · Children or adults (fit and healthy, or with a well-defined medical condition)
1 finding from 1 review

Any form of one-to-one oral hygiene advice (OHA) vs No OHA

Dental caries · Children or adults (fit and healthy, or with a well-defined medical condition)

It is very uncertain whether any form of one-to-one oral hygiene advice (OHA) changes dental caries compared with no OHA (very low certainty).

1 finding from 1 review

Self-management (self-administered/self-monitored OHA) vs Professional OHA

Gingivitis · Children or adults (fit and healthy, or with a well-defined medical condition)

It is very uncertain whether self-management (self-administered/self-monitored OHA) changes periodontal health: gingivitis compared with professional OHA (very low certainty).

1 finding from 1 review