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Evidence found and GRADE certainty

3,971 questions · 9,849 findings · 853 reviews

No studies found 1,150 · 11.7%GRADE not reported 3,387 · 34.4%Very low 1,963 · 19.9%Low 1,809 · 18.4%Moderate 1,207 · 12.3%High 333 · 3.4%

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Conventional bitewing radiography (D-speed film) vs Histological validation of dental tissues (gold standard)

Diagnostic accuracy for proximal caries detection (caries detection level) · Extracted permanent posterior teeth with proximal surfaces (in vitro)

Under in vitro conditions, conventional D-speed bitewing radiography had a pooled diagnostic odds ratio of 5.2 (95% CI 1.6, 16.8) for proximal caries detection at the caries detection level; ungraded.

4 findings from 1 review
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Visual examination (VE) vs Histological validation of dental tissues (gold standard)

Diagnostic accuracy for proximal caries detection (caries detection level) · Extracted permanent posterior teeth with proximal surfaces (in vitro)

Under in vitro conditions, visual examination had a pooled sensitivity of 0.64 (95% CI 0.42, 0.81) for proximal caries detection at the caries detection level; ungraded.

4 findings from 1 review
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Laser fluorescence (DIAGNOdent 2095) vs Cavity preparation or biopsy (operative validation)

Diagnostic accuracy for occlusal caries detection at the dentin caries detection level (D0-2 versus D3-4) · Human permanent posterior teeth (premolars and molars) in patients, occlusal (pit-and-fissure) surfaces

In in vivo, laser fluorescence (DIAGNOdent 2095) pooled summary ROC AUC was 0.92 for occlusal caries at the dentin detection level; ungraded.

4 findings from 1 review
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Clear aligners (Invisalign / thermoformed aligners) vs Fixed appliances

Plaque · Adolescents/teenagers undergoing orthodontic treatment

A single study reported a lower full-mouth plaque score with aligners versus fixed appliances in adolescents at 12 months (MD -43.48, 95% CI -47.65 to -39.31; ungraded).

3 findings from 1 review

Conventional bitewing radiography (D-speed film) vs Cavity preparation or biopsy (operative validation)

Diagnostic accuracy for occlusal caries detection at the dentin caries detection level (D0-2 versus D3-4) · Human permanent posterior teeth (premolars and molars) in patients, occlusal (pit-and-fissure) surfaces

In in vivo, conventional bitewing radiography (D-speed) pooled sensitivity was 0.79 (95% CI 0.41 to 0.96) for occlusal caries at the dentin detection level; ungraded.

4 findings from 1 review
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Clear aligners (Invisalign / thermoformed aligners) vs Fixed appliances

Gingival index (GI) · Adolescents/teenagers undergoing orthodontic treatment

A single study reported lower gingival index with aligners versus fixed appliances in adolescents at 18 months (MD -0.57, 95% CI -0.93 to -0.21; ungraded).

1 finding from 1 review

Digital bitewing radiography, sensor-based (CCD/CMOS) vs Direct visual examination after tooth separation or bioptical cavity preparation

Diagnostic accuracy for proximal caries detection (caries detection level) · Patients with permanent posterior teeth, proximal surfaces assessed clinically (in vivo)

Under in vivo conditions, sensor-based digital bitewing radiography had a pooled specificity of 0.93 (95% CI 0.77, 0.98) for proximal caries detection at the caries detection level; ungraded.

4 findings from 1 review
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Not applicable (single-group prevalence) vs Not applicable

Dental caries prevalence · General Pakistani population (all ages and both sexes; predominantly children and adolescents)

Fixed-effect pooled dental caries prevalence was 57.0% (95% CI 56.4% to 57.6%).

1 finding from 1 review

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

Periodontitis (prevalence) · Adults (general and hospital populations assessed in case-control studies)

Periodontitis prevalence is significantly higher in systemic sclerosis patients than controls (OR 7.01); certainty ungraded.

1 finding from 1 review

Conventional bitewing radiography, F-speed film vs Histological validation of dental tissues (gold standard)

Diagnostic accuracy for proximal caries detection (1/3 dentin detection level) · Extracted permanent posterior teeth with proximal surfaces (in vitro)

Under in vitro conditions, conventional F-speed bitewing radiography had a summary ROC AUC of 0.98 for proximal caries detection at the 1/3 dentin detection level; ungraded.

4 findings from 1 review
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1-19 remaining teeth vs 20-32 remaining teeth

All-cause mortality (ACM) · Adults (any age) with a known number of remaining teeth, followed prospectively in cohort studies

In prospective cohorts, adults with 1-19 teeth had a higher cumulative incidence of all-cause mortality than adults with 20-32 teeth (RR 1.76, 95% CI 1.41 to 2.19; 8 cohort studies, I2=94%); GRADE per-analysis ratings reported in Supplementary File 7 (not available in provided sources).

1 finding from 1 review

Glass ionomer cement vs Resin adhesive

Initiation of white spot lesions (WSL), visual-tactile assessment · People receiving orthodontic treatment with fixed appliances (upper and/or lower full arch)

Glass ionomer cement did not show a statistically significant difference in new white spot lesions versus resin adhesive (very low certainty).

1 finding from 1 review

Clear aligners (Invisalign / thermoformed aligners) vs Fixed appliances

S. mutans presence (CFU > 10^5) · Adults undergoing orthodontic treatment

Aligners probably lower the risk of high S. mutans counts versus fixed appliances in adults at 3 months (RR 0.07, 95% CI 0.01 to 0.49; low certainty).

2 findings from 1 review

Intervention not reported

Dental caries prevalence · General population in Ethiopia (all ages, age range 6-100 years)

Caries prevalence was lowest in Addis Ababa at 34.20% (95% CI 8.42 to 59.97); certainty not graded.

1 finding from 1 review

Resin infiltration vs Non-invasive treatment

Radiographic proximal caries lesion progression · Patients with non-cavitated proximal (approximal) caries lesions (primary or permanent dentition)

Resin infiltration probably reduces the odds of proximal lesion progression compared with non-invasive treatment (OR 0.21, 95% CI 0.15 to 0.29; moderate certainty).

6 findings from 1 review
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Intervention not reported

Dental caries prevalence · General population in Ethiopia (all ages, age range 6-100 years)

Caries prevalence in the Amhara region was 40.44% (95% CI 24.67 to 56.21); certainty not graded.

1 finding from 1 review