Findings

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Evidence found and GRADE certainty

4,317 questions · 75,239 findings · 5,342 reviews

No studies found 15,213 · 20.2%GRADE not reported 10,323 · 13.7%Very low 17,528 · 23.3%Low 17,951 · 23.9%Moderate 11,190 · 14.9%High 3,034 · 4%

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Mineral trioxide aggregate (MTA) vs Calcium hydroxide (CH)

Overall success (composite of clinical and radiographic success) · Patients with carious pulp exposure in permanent teeth undergoing pulpotomy

The effect of MTA versus CH after pulpotomy is uncertain (low certainty).

1 finding from 1 review

Part-time clear plastic (removable) retainer vs Any type of fixed (bonded) retainer

Adverse effects on oral health: Gingival Index (lower arch) · People who had received fixed appliance orthodontic treatment

It is very uncertain whether part-time clear plastic (removable) retainer changes adverse effects on oral health: Gingival Index (lower arch) compared with any type of fixed (bonded) retainer (very low certainty).

1 finding from 1 review

38% SDF (indirect pulp capping) vs Resin-modified glass ionomer cement (RMGIC)

Restoration color, marginal staining and luster (esthetics) · Children with deep occlusal caries in young permanent first molars (indirect pulp capping)

RMGIC gave significantly better restoration esthetics than SDF, which caused black staining (p=0.03; ungraded).

1 finding from 1 review

Fibre-reinforced composite fixed (bonded) retainer vs Multistrand / spiral wire fixed (bonded) retainer

Patient satisfaction (measured by patient satisfaction or aesthetic scales) · People who had received fixed appliance orthodontic treatment

It is very uncertain whether fibre-reinforced composite fixed (bonded) retainer changes patient satisfaction: aesthetics (VAS 0-10 cm, lower arch) compared with multistrand / spiral wire fixed (bonded) retainer (very low certainty).

1 finding from 1 review

Multivariable caries prediction model vs Alternative prediction model(s) within the same study, or no formal comparator (models compared descriptively; no between-model statistical test)

Predictive performance for root caries increment (negative likelihood ratio, LR-) · Older adults (aged 52-95; mean 52-73) at risk of root caries increment

The single root-caries validation study (Hayes 2017) showed LR- of 0.34-0.41, above the useful rule-out threshold; no pooled estimate; ungraded.

2 findings from 1 review

Platelet-rich fibrin (PRF) graft vs Mineral trioxide aggregate (MTA)

Overall success (composite of clinical and radiographic success) · Patients with carious pulp exposure in immature permanent teeth undergoing pulpotomy

The two trials of PRF versus MTA for success gave contradictory results and were not pooled (ungraded).

1 finding from 1 review

38% silver diamine fluoride vs Atraumatic restorative treatment (ART)

Caries/restoration status in permanent molars · Children with dental caries in permanent (first) molars

SDF gave significantly better caries/restoration outcomes than ART over 9 months in children's permanent molars (p=0.004; ungraded).

1 finding from 1 review

38% SDF plus oral health education vs oral health instruction plus tonic water

new root-surface carious lesions or restorations · community-dwelling older adults with root caries

SDF had a 62% preventative fraction; no pooled estimate or GRADE rating was reported.

1 finding from 1 review

Irradiated carious dentin vs Non-irradiated carious dentin

MMP-2 expression/activity · Human ex vivo carious dentin (head/neck radiotherapy)

MMP-2 showed no difference between irradiated and non-irradiated carious dentin (one study; ungraded).

1 finding from 1 review

Sodium fluoride (5% NaF, one-time [Mauro] or every 6 months [Liu]) vs Control (water or unspecified)

New coronal caries in permanent molars (caries prevention) · Children with dental caries in permanent (first) molars

NaF gave a 48% prevented fraction (fissure site) vs water (p<0.002; ungraded).

2 findings from 1 review

Carious dentin vs Sound dentin

MMP-8 expression/activity · Human ex vivo carious dentin (mostly coronal), natural caries lesions

For MMP-8, no clear direction of difference between carious and sound dentin was found; the evidence is very uncertain (very low certainty).

1 finding from 1 review

38% SDF plus potassium iodide and oral health instruction vs oral health instruction plus tonic water

new root-surface carious lesions or restorations · community-dwelling older adults with root caries

SDF plus potassium iodide had a 52% preventative fraction; no pooled estimate or GRADE rating was reported.

1 finding from 1 review

Indirect restoration placement by undergraduate students vs None (single-group incidence)

Pulp necrosis · Vital teeth

The pooled incidence with undergraduate students was 5.68%.

2 findings from 1 review

Chlorhexidine mouthwash vs placebo

Cariogenic bacteria (Mutans streptococci) · People undergoing orthodontic treatment (any age; 9 to 34 years in included studies)

Chlorhexidine mouthwash reduced Mutans streptococci versus placebo, but certainty is very low.

1 finding from 1 review

Resin infiltration vs P11-4 + fluoride varnish

Remineralization / reduction in lesion severity (change in QLF, laser fluorescence, or lesion area) · Patients with white spot lesions / early caries lesions (WSLs/ECLs), including orthodontic and non-orthodontic lesions, active caries…

Resin infiltration and P11-4 plus fluoride varnish did not differ significantly (SMD 0.01, 95% CI -0.62 to 0.65; indirect evidence only); certainty of evidence not assessed (no GRADE).

1 finding from 1 review

Cariogram multivariable caries-risk model (including modified/reduced-predictor versions) vs Alternative prediction model(s) within the same study, or no formal comparator (models compared descriptively; no between-model statistical test)

Predictive performance of the Cariogram for caries increment (positive likelihood ratio, LR+) · Children/adolescents (coronal caries) and older adults (root caries); populations from areas with varying caries risk

Modified Cariogram models showed modest positive likelihood ratios (LR+ ~1.1-3.8) for predicting caries increment, generally below the useful threshold; no pooled estimate; ungraded.

1 finding from 1 review
  • Multivariable prediction models of caries increment: a systematic review and critical appraisal. 2023 All outcomes
    Follow-up >=1 year (included studies 1-5 years) · Oral health care; children/adolescents and older adults; multiple countries · Model validation studies
    Six validation studies (5 coronal, 1 root) evaluated modified Cariogram models (not the original model per se). Review-stated LR+ range 1.1-3.8 (with one exception). LR+ was not substantially changed by excluding the…
    6 studies
    GRADE not reported