Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,966 questions · 3,201 findings · 165 reviews

No studies found 25 · 0.8%GRADE not reported 2,717 · 84.9%Very low 167 · 5.2%Low 124 · 3.9%Moderate 132 · 4.1%High 36 · 1.1%

Antiretroviral therapy (any, including cART) vs No antiretroviral medication (treatment-naive)

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

No significant difference in mucocele between CLWH with and without ART (very low certainty).

1 finding from 1 review

Early childhood caries (ECC) vs Caries-free controls

Relative abundance of Veillonella spp. · Young children with early childhood caries and caries-free controls

Veillonella spp. is more abundant in children with early childhood caries than in caries-free children (mean difference 2.22, 95% CI 0.54 to 3.90); very low certainty.

3 findings from 1 review · compare the 2 reviews

Common genetic variants genome-wide (GWAS; ~3.9 million SNPs with MAF > 5%) vs ECC-unaffected children (per-allele case-control association)

Early childhood caries (ECC) - association at lead SNP rs1044956 (7:24854765; nearest gene(s) OSBPL3, NPVF) · Children up to age 5-6 years (European / European non-Hispanic ancestry); 843 ECC-affected vs 2124 unaffected across 5 cohorts (N=2974)

The common variant rs1044956 near OSBPL3, NPVF showed suggestive (not genome-wide significant) association with ECC (Z = 4.551, p = 5.35e-6); genetic association, ungraded.

2 findings from 1 review

Combined antiretroviral therapy (cART) vs No antiretroviral medication (treatment-naive)

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

cART was associated with a significantly lower prevalence of oral candidiasis in CLWH (very low certainty).

1 finding from 1 review

Monotherapy or dual antiretroviral therapy vs No antiretroviral medication (treatment-naive)

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

Oral candidiasis prevalence did not differ significantly between treatment-naive CLWH and those on monotherapy or dual therapy (very low certainty).

1 finding from 1 review

Food and nonalcoholic beverage marketing (exposure) vs No, less, or less powerful food marketing

Purchase requests · Children and adolescents (general population, aged under 20 years)

Nonrandomized evidence on purchase requests is very uncertain (very low certainty).

2 findings from 1 review

Prior SDF application without a rinsing step vs No prior SDF application (untreated dentin control)

Immediate bond strength (MPa) · Glass-ionomer cement bonded to sound dentin (in vitro)

SDF pretreatment without a rinsing step does not affect glass-ionomer cement bond strength to sound dentin (MD 0.26 MPa, 95% CI -0.20 to 0.73; 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

Food and nonalcoholic beverage marketing (exposure) vs No, less, or less powerful food marketing

Food choice · Children and adolescents (general population, aged under 20 years)

Food marketing probably increases children's choice of the marketed food (OR, 1.97; moderate certainty, RCTs).

3 findings from 1 review

Antiretroviral therapy (any, including cART) vs No antiretroviral medication (treatment-naive)

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

No significant difference in angular cheilitis between CLWH with and without ART (very low certainty).

1 finding from 1 review

Fluoride-free nano-/micro-hydroxyapatite (nHA) dentifrice vs Control (regular fluoride) dentifrice

Caries lesion initiation/progression (ICDAS score, laser fluorescence/DIAGNOdent, photographic pixels, enamel acid resistance) · Patients (children and adults, age 3-40 years) with initial enamel caries lesions (non-orthodontic and orthodontic)

No meta-analysis was possible for the 5 in vivo RCTs (high heterogeneity); narratively nHA showed generally no significant difference versus fluoridated dentifrice, and the evidence was not graded (ungraded).

1 finding from 1 review
  • Efficacy of nano-hydroxyapatite on caries prevention-a systematic review and meta-analysis. 2022 All outcomes
    Median follow-up 6 months (range 6-12 months) · In vivo (clinical); non-orthodontic and orthodontic patients
    No meta-analysis was performed for the in vivo studies owing to high heterogeneity (population, control group, outcomes, follow-up periods, risk of bias) and differing statistical designs (e.g., non-inferiority);…
    5 studies · 420 participants
    GRADE not reported

Antiretroviral therapy (any, including cART) vs No antiretroviral medication (treatment-naive)

Ulcerative stomatitis prevalence · Children and adolescents (<18 years) living with HIV (CLWH)

Ulcerative stomatitis was significantly more prevalent in treatment-naive CLWH than in those on ART (very low certainty).

1 finding from 1 review

Living with HIV and undergoing antiretroviral therapy (ART/HAART) vs Healthy HIV-negative controls

Acute necrotizing ulcerative gingivitis/periodontitis (WHO clinical stage 3) · Children or adolescents

No eligible studies reported acute necrotizing ulcerative gingivitis/periodontitis.

1 finding from 1 review

Baby-led weaning (BLW) vs Other models of complementary feeding

Overweight/obesity risk · Healthy children aged 6–24 months in Western industrialized countries

BLW was associated with lower overweight/obesity risk in observational studies, but the certainty was very low.

1 finding from 1 review

Living with HIV and undergoing antiretroviral therapy (ART/HAART) vs Healthy HIV-negative controls

Chronic herpes simplex infection (WHO clinical stage 4) · Children or adolescents

No eligible studies reported chronic herpes simplex infection.

1 finding from 1 review

Isolated cleft palate (CP) or other specific cleft type vs Cleft lip and palate (CLP) or other cleft type

Caries experience by cleft type · Children in the primary dentition with cleft lip and/or palate (CL/P)

Whether cleft type is associated with caries experience could not be determined; the planned CP-versus-CL/P subgroup analysis was not possible owing to sparse isolated-CP data (5 studies described narratively; ungraded).

1 finding from 1 review
  • Caries in children with and without orofacial clefting: A systematic review and meta-analysis. 2022 All outcomes
    Children with CL/P and comparable non-CL/P children across 12 countries (India, Brazil, China, Sweden, UK, USA, Germany, Greece, Ireland, Netherlands, Jordan, Thailand); studies published 1989-2021
    Five studies investigated caries experience by cleft type (Howe 2017; Kirchberg 2014; Mutarai 2008; Sunderji 2017; Zhu 2010). A subgroup analysis comparing CP and CL/P as different entities was not possible due to the…
    5 studies
    GRADE not reported

Primary dentition DMFT score over 13 vs No caries in primary teeth (DMFT = 0)

Caries prevalence in permanent dentition · School children and adolescents (6-18 years) followed from primary dentition (baseline examination before 72 months of age)

A primary-dentition DMFT over 13 is associated with about 15 times higher risk of caries in permanent teeth (single study; not GRADE-rated).

1 finding from 1 review