Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

13 questions · 13 findings · 3 reviews · Oral Health

No studies found 0 · 0%GRADE not reported 5 · 38.5%Very low 2 · 15.4%Low 0 · 0%Moderate 1 · 7.7%High 5 · 38.5%

Clinical examination with 24-month recall vs Clinical examination with 6-month recall

Oral health-related quality of life · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with 24-month recall showed no clear difference in oral-health-related quality of life (OHIP-14) compared with clinical examination with 6-month recall (high certainty).

1 finding from 1 review

Clinical examination with risk-based recall vs Clinical examination with 24-month recall

Oral health-related quality of life · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with risk-based recall showed no clear difference in oral-health-related quality of life (OHIP-14) compared with clinical examination with 24-month recall (high certainty).

1 finding from 1 review

Clinical examination with risk-based recall vs Clinical examination with 6-month recall

Oral health-related quality of life · Dentate adults (aged 18 years and older) receiving dental check-ups in UK general dental practices (regular attenders)

Clinical examination with risk-based recall showed no clear difference in oral-health-related quality of life (OHIP-14) compared with clinical examination with 6-month recall (high certainty).

1 finding from 1 review

Bruxism vs No bruxism

Oral health-related quality of life · Indian children and adults

Two studies found bruxers have poorer OHRQoL than non-bruxers; narrative, ungraded.

1 finding from 1 review

Edentulism (complete or partial missing teeth) vs Individuals without edentulism

Oral health-related quality of life · Indian elderly

One study found no significant association between edentulism and OHRQoL on OHIP-14; ungraded.

1 finding from 1 review

Prosthetic need vs Individuals without prosthetic need

Oral health-related quality of life · Indian elderly and general-population adults

One study found prosthetic need significantly related to OHRQoL components on OHIP-14; ungraded.

1 finding from 1 review

Periodontal disease assessed by loss of attachment (LOA / clinical attachment loss) vs Individuals without periodontal disease (by LOA)

Oral health-related quality of life · Indian adults and elderly (general, police, teachers, institutionalised)

No difference in OHRQoL was seen between groups for periodontal disease by LOA on OHIP-14/OIDP (pooled SMD -0.04, CI includes 0); ungraded.

1 finding from 1 review

Periodontal disease assessed by Community Periodontal Index (CPI) vs Individuals without periodontal disease (by CPI)

Oral health-related quality of life · Indian adults and elderly (general, police, teachers, institutionalised)

No difference in OHRQoL was seen between groups for periodontal disease by CPI on OHIP-14/OIDP (pooled SMD -0.18, CI includes 0); ungraded.

1 finding from 1 review

Gingivitis (assessed by gingival index or WHO criteria) vs Individuals without gingivitis

Oral health-related quality of life · Indians

Continuous analyses (GOHAI, OHIP-14) of gingivitis and OHRQoL were inconsistent and mostly non-significant; ungraded.

1 finding from 1 review

Malocclusion vs No malocclusion

Oral health-related quality of life · Indian children, adolescents and adults

Two studies (OHIP-14/ECOHIS/FIS) found malocclusion had a significant negative influence on OHRQoL; ungraded.

1 finding from 1 review

Routine scale and polish every 6 months vs Routine scale and polish every 12 months

Oral health-related quality of life · Dentate adults without severe periodontitis, regularly attending for dental care in primary care (UK general dental practice)

Routine scale and polish every 6 months showed no clear difference in oral health-related quality of life (OHIP-14) compared with routine scale and polish every 12 months (high certainty).

1 finding from 1 review

Routine scale and polish at a fixed interval vs No scheduled scale and polish treatment

Oral health-related quality of life · Dentate adults without severe periodontitis, regularly attending for dental care in primary care (UK general dental practice)

Planned, regular routine scale and polish (6-monthly; 12-monthly… showed no clear difference in oral health-related quality of life (OHIP-14) compared with no scheduled scale and polish treatment (high certainty).

1 finding from 1 review

Dental caries vs Caries-free controls

Oral health-related quality of life · Indians

OHRQoL was worse in individuals with dental caries on OHIP-14/ECOHIS/Michigan scales (pooled SMD 0.87; 6 studies); this estimate was not GRADE-rated.

1 finding from 1 review