Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

229 questions · 612 findings · 24 reviews

No studies found 6 · 1%GRADE not reported 568 · 92.8%Very low 24 · 3.9%Low 10 · 1.6%Moderate 4 · 0.7%High 0 · 0%

Dental fluorosis (assessed by TFI or WHO criteria) vs Individuals without dental fluorosis

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

Two studies found dental fluorosis significantly associated with poorer OHRQoL; narrative, ungraded.

1 finding from 1 review

0-19 remaining teeth vs Individuals without functional edentulism

Oral health-related quality of life · Indian elderly

Evidence on functional edentulism and OHRQoL is inconsistent across two studies (very low certainty).

2 findings from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Dental caries prevalence and severity · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in dental caries/severity between ART regimens (very low certainty).

1 finding from 1 review

Dental caries (carious oral microbiome) vs Caries-free / healthy oral microbiome

Differential microbial abundance / taxa predictive of caries · Individuals providing oral (saliva/supragingival plaque) 16S rRNA microbiome samples; 2016 samples from 19 studies (mixed children and…

A group of genera/species (notably Selenomonas, Aggregatibacter, Actinomyces, Treponema) was predictive of caries, whereas Streptococcus was not (ungraded).

1 finding from 1 review
  • Meta-analysis of caries microbiome studies can improve upon disease prediction outcomes. 2022 All outcomes
    Oral cavity microbiome (saliva and supragingival plaque samples); pooled across 19 international studies
    Mean-decrease-accuracy discriminating taxa: Capnocytophaga HMT-338, Lactobacillus panis, Treponema HMT-230, Bifidobacterium longum, Delftia acidovorans, Staphylococcus schleiferi; higher log2FC in caries: Selenomonas HMT-146, Aggregatibacter actinomycetemcomitans, Actinomyces HMT-896, Treponema HMT-257; Streptococcus not predictive
    19 studies · 2016 participants
    GRADE not reported

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Angular cheilitis prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No eligible studies compared angular cheilitis between different ART regimens.

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Recurrent oral ulceration prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in recurrent oral ulceration between ART regimens (very low certainty).

1 finding from 1 review

Dental caries (carious oral microbiome) vs Caries-free / healthy oral microbiome

Discrimination of caries vs health (random forest ROC-AUC) · Individuals providing oral (saliva/supragingival plaque) 16S rRNA microbiome samples; 2016 samples from 19 studies (mixed children and…

Microbiome-based random forest classifiers could not reliably discriminate caries from health across the combined cohort (best AUC approximately 0.75 in a disease-only KO subset; ungraded).

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Dental development and maturation · Children and adolescents (<18 years) living with HIV (CLWH)

No eligible studies compared dental development and maturation between different ART regimens.

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Acute necrotising ulcerative periodontitis prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in acute necrotising ulcerative periodontitis between ART regimens (very low certainty).

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Kaposi's sarcoma prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in kaposi's sarcoma between ART regimens (very low certainty).

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Linear gingival erythema prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in linear gingival erythema between ART regimens (very low certainty).

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Chronic herpes simplex infection prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in chronic herpes simplex infection between ART regimens (very low certainty).

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Oral hairy leukoplakia prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No eligible studies compared oral hairy leukoplakia between different ART regimens.

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Gingivitis · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in gingivitis between ART regimens (very low certainty).

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Oral candidiasis prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

cART was associated with a significantly lower prevalence of oral candidiasis than monotherapy or dual therapy (very low certainty).

1 finding from 1 review

Combined antiretroviral therapy (cART) vs Monotherapy or dual antiretroviral therapy

Persistent parotid enlargement prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

No significant difference in persistent parotid enlargement between ART regimens (very low certainty).

1 finding from 1 review

Presence of dental plaque vs Absence of dental plaque

Dental caries · Individuals in Ethiopia assessed for dental caries

The presence of dental plaque was not significantly associated with dental caries (OR 5.14, 95% CI 0.67 to 39.39); certainty not graded.

1 finding from 1 review

Systemic sclerosis (SSc / scleroderma) vs SSc-free individuals (controls)

Probing pocket depth · Adults (general and hospital populations assessed in case-control studies)

Probing depth is significantly increased in systemic sclerosis patients (SMD 3.10) with very high heterogeneity; certainty ungraded.

3 findings from 1 review

Systemic sclerosis (SSc / scleroderma) vs SSc-free individuals (controls)

Sites with probing depth >= 4 mm · Adults (general and hospital populations assessed in case-control studies)

Sites with probing depth >= 4 mm are significantly more frequent in SSc patients (SMD 2.07); certainty ungraded.

1 finding from 1 review