Findings

What do systematic reviews say?

29 questions · 29 findings · 2 reviews · Dental public health and special care

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No studies found 4 · 13.8%GRADE not reported 14 · 48.3%Very low 10 · 34.5%Low 1 · 3.4%Moderate 0 · 0%High 0 · 0%

Enhanced one-to-one OHA vs Routine one-to-one OHA

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

1 finding from 1 review

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
12 months
SoF: 1 study in adults did not report usable data. Results: Bali 1999 (DMFT) not estimable (no usable data).
1 study · 70 participants
Very low

Enhanced one-to-one OHA vs Routine one-to-one OHA

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

It is very uncertain whether enhanced one-to-one OHA changes periodontal health: plaque levels compared with one-to-one OHA (standard) (very low certainty).

1 finding from 1 review

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
2 to 12 months
SoF: 2 studies did not report usable data; 1 study gave low-quality evidence of a benefit in plaque reduction at 5.5 months for enhanced OHA; 3 studies found little or no difference; 1 study gave weak evidence of a…
6 studies · 440 participants
Very low

Enhanced 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

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
Hoogstraten 1983 (dental knowledge, attitude, behaviour, fear), Munster Halvari 2012 (multiple psychological measures: autonomy, motivation, perceived competence), Tedesco 1992 (theory of reasoned action variables);…
3 studies
GRADE not reported

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

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

1 finding from 1 review

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
Ramsay 2018 reported economic net benefits of OHA; measured, not synthesised or GRADE-rated.
1 study
GRADE not reported

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

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

It is very uncertain whether personalised one-to-one OHA changes periodontal health: plaque levels compared with routine one-to-one OHA (very low certainty).

1 finding from 1 review

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
2 to 12 months
SoF: 1 study showed a benefit for personalised OHA at 3 and 12 months; 1 study in children reported 'statistically significant (P < 0.05) improvement' but no usable data; 1 study showed little or no difference at 3…
3 studies · 308 participants
Very low

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

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

1 finding from 1 review

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
No adverse events due to OHA were reported in the included trials (review-wide; assessed across all 19 included studies).
Studies not reported
GRADE not reported

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

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

Any form of one-to-one oral hygiene advice (OHA) showed no clear difference in periodontal health: plaque levels compared with no OHA (low certainty).

1 finding from 1 review

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
6 to 36 months
SoF: Both studies at all time points consistently showed a benefit in plaque reduction for OHA. Results: Hetland 1982 MD -0.41 (-0.54 to -0.28) at 3mo, -0.44 (-0.56 to -0.32) at 6mo; Hugoson 2007 MD -13.00 (-19.89 to…
2 studies · 235 participants
Low

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

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
Aljafari 2017 reported child's dietary knowledge; measured, not synthesised or GRADE-rated.
1 study
GRADE not reported

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

Plaque · 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: plaque levels compared with professional OHA (very low certainty).

1 finding from 1 review

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
2 to 6 months
SoF: 2 studies reported no significant differences but no usable data; 1 study gave weak evidence of a benefit in plaque reduction at 3 months for self-management; 1 study in adults with hyposalivation gave very weak…
4 studies · 181 participants
Very low