Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

260 questions · 357 findings · 37 reviews · Dental caries

No studies found 24 · 6.7%GRADE not reported 257 · 72%Very low 37 · 10.4%Low 27 · 7.6%Moderate 4 · 1.1%High 8 · 2.2%

Total-etching 36% phosphoric acid + acetone-based total-etch adhesive vs Calcium hydroxide (CH)

Radiological failure · Children with extensive decay involving the dental pulp in primary teeth

It is very uncertain whether total-etching 36% phosphoric acid + acetone-based total-etch adhesive changes radiological failure compared with calcium hydroxide (CH) (very low certainty).

1 finding from 1 review

Total-etching 36% phosphoric acid + acetone-based total-etch adhesive vs Non-rinse conditioner + acetone-based total-etch adhesive

Clinical failure · Children with extensive decay involving the dental pulp in primary teeth

It is very uncertain whether total-etching 36% phosphoric acid + acetone-based total-etch adhesive changes clinical failure compared with non-rinse conditioner + acetone-based total-etch adhesive (very low certainty).

1 finding from 1 review

Total-etching 36% phosphoric acid + acetone-based total-etch adhesive vs Acetone-based total-etch adhesive

Clinical failure · Children with extensive decay involving the dental pulp in primary teeth

It is very uncertain whether total-etching 36% phosphoric acid + acetone-based total-etch adhesive changes clinical failure compared with acetone-based total-etch adhesive (very low certainty).

1 finding from 1 review

Total-etching 36% phosphoric acid + acetone-based total-etch adhesive vs Non-rinse conditioner + acetone-based total-etch adhesive

Radiological failure · Children with extensive decay involving the dental pulp in primary teeth

It is very uncertain whether total-etching 36% phosphoric acid + acetone-based total-etch adhesive changes radiological failure compared with non-rinse conditioner + acetone-based total-etch adhesive (very low certainty).

1 finding from 1 review

Nano-hydroxyapatite (nHA) dentifrice/paste (fluoride-free or fluoridated) vs nHA-free / fluoride-free (negative) control

Mineral loss (transversal microradiography) · Enamel/dentin specimens with initial caries lesions (or sound surfaces) in intraoral (in situ) appliances worn by patients

Under remineralizing conditions, nHA produced significantly more remineralization than the negative control (MD 350, 95% CI 179 to 521; very low certainty).

2 findings from 1 review

Restricted partial pulpotomy (pulp removal 2-3 mm from exposure site only) vs Extended partial pulpotomy (pulp removal 2-3 mm from entire pulp chamber with complete deroofing)

Overall success (composite of clinical and radiographic success) · Adults (18-45 y) with mature permanent molars, carious exposure and symptomatic irreversible pulpitis

Restricting the lateral extent of partial pulpotomy gives success equivalent to more extensive amputation (97.6% vs 97.5%, p>0.05; ungraded, single trial).

1 finding from 1 review

Restricted partial pulpotomy (pulp removal 2-3 mm from exposure site only) vs Extended partial pulpotomy (pulp removal 2-3 mm from entire pulp chamber with complete deroofing)

Postoperative pain and analgesic intake · Adults (18-45 y) with mature permanent molars, carious exposure and symptomatic irreversible pulpitis

Restricted partial pulpotomy causes less early postoperative pain and analgesic use than extended amputation (p<0.05; ungraded, single trial).

1 finding from 1 review

Fluoride concentration relative to the acceptable range (electrometric ion-selective electrode measurement; acceptable range mostly 0.6-0.8 ppmF) vs None (descriptive proportion meta-analysis)

Water samples with fluoride concentration below the acceptable range · Artificially fluoridated public water supply in Brazilian cities (water samples under external control)

In the Northeast Brazilian region, a pooled 79.7% of water samples had fluoride below the acceptable range; ungraded.

2 findings from 1 review

Fluoride concentration relative to the acceptable range (electrometric ion-selective electrode measurement; acceptable range mostly 0.6-0.8 ppmF) vs None (descriptive proportion meta-analysis)

Water samples with fluoride concentration above the acceptable range · Artificially fluoridated public water supply in Brazilian cities (water samples under external control)

In the Southeast Brazilian region, a pooled 11.5% of water samples had fluoride above the acceptable range; ungraded.

2 findings from 1 review

Fluoride concentration relative to the acceptable range (electrometric ion-selective electrode measurement; acceptable range mostly 0.6-0.8 ppmF) vs None (descriptive proportion meta-analysis)

Water samples with fluoride concentration outside the acceptable range · Artificially fluoridated public water supply in Brazilian cities (water samples under external control)

In Brazilian cities using external control, more than half of artificially fluoridated public water supply samples (pooled 56.6%, 95% CI 45.5 to 67.3) had fluoride concentrations outside the acceptable range, with very high heterogeneity (I2=99.5%); ungraded.

3 findings from 1 review

A permanent restorative material or technique (e.g. amalgam; glass ionomer (type I-IV); composite resin (macrofilled, microfilled, hybrid, nanofilled); resin-modified glass ionomer (compomer, giomer); cement/cermet; stainless steel or nickel-chrome crown; pre-fabricated resin/porcelain veneer facing; microabrasion) vs A different permanent restorative material or technique

Outcome not reported · Children and adolescents under 18 years with amelogenesis imperfecta requiring restorative care of anterior teeth, irrespective of…

The review found no eligible studies for this question.

1 finding from 1 review

A permanent restorative material or technique (e.g. amalgam; glass ionomer (type I-IV); composite resin (macrofilled, microfilled, hybrid, nanofilled); resin-modified glass ionomer (compomer, giomer); cement/cermet; stainless steel or nickel-chrome crown; pre-fabricated resin/porcelain veneer facing; microabrasion) vs A different permanent restorative material or technique

Outcome not reported · Children and adolescents under 18 years with amelogenesis imperfecta requiring restorative care of posterior teeth, irrespective of…

The review found no eligible studies for this question.

1 finding from 1 review

P11-4 + fluoride varnish vs CPP-ACP

Remineralization / reduction in lesion severity (change in QLF, laser fluorescence, or lesion area) · People or specimens with white spot lesions or early caries lesions

The NMA estimated an SMD of -0.78 for P11-4 + fluoride varnish versus CPP-ACP (95% CI -1.33 to -0.28).

1 finding from 1 review

Non-responsive complementary feeding (NRCF) vs Other models of complementary feeding

Weight gain · Healthy, term-born, normal-birth-weight infants aged 4-24 months (breastfed and/or formula-fed) in Western industrialized countries

Narratively, restrictive NRCF style tended to favor excess weight and coercive/pressuring style tended to favor lower weight (3 of 5 studies each; ungraded).

1 finding from 1 review

Not applicable (single-group prevalence) vs Not applicable (single-group prevalence)

Early childhood caries (ECC) · Children aged 0-5 years in North Africa

Pooled ECC prevalence in Tunisia was 38% (95% CI 24-51), significantly lower than Egypt and Sudan.

10 findings from 1 review
Show 7 more findings

Higher parental education (tertiary) vs Lower parental education (reference)

Early childhood caries (ECC) · Children aged 0-5 years in North Africa

Paternal tertiary education was associated with lower odds of ECC (OR 0.381).

3 findings from 1 review

Brushing vs Brushing less than daily

Early childhood caries (ECC) · Children aged 0-5 years in North Africa

Brushing twice daily was associated with lower odds of ECC (OR 0.033).

2 findings from 1 review