Findings

What do systematic reviews say?

6 questions · 6 findings · 1 reviews · Dental public health and special care

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No studies found 0 · 0%GRADE not reported 3 · 50%Very low 2 · 33.3%Low 1 · 16.7%Moderate 0 · 0%High 0 · 0%

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

Probing pocket depth · 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
Hetland 1982 reported pocket depths > 4 mm; measured but not synthesised or GRADE-rated (no usable pooled estimate).
1 study
GRADE not reported

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

One‐to‐one oral hygiene advice provided in a dental setting for oral health 2018 · Cochrane All outcomes
4 to 12 months
SoF: 1 study in adults reported only 'small and statistically insignificant changes' but no usable data; the other study on infants provided evidence of a benefit for OHA at 8 and 12 months but not at 4 months.…
2 studies · 244 participants
Very low

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

Gingivitis · 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 periodontal health: gingivitis compared with no 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
3 to 36 months
SoF: 1 small study in adults had contradictory results at 3 and 6 months; the other study in adults showed evidence of a benefit for OHA at all time points (12, 24, 36 months). Results: Hetland 1982 MD 0.25 (0.05 to…
2 studies · 235 participants
Very low

Any form of one-to-one oral hygiene advice (OHA) vs No 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 of dental treatment) and Memarpour 2016 (parents' knowledge and performance regarding oral health); measured, not synthesised or GRADE-rated.
2 studies
GRADE not reported

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