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Evidence found and GRADE certainty

30 questions · 70 findings · 7 reviews · Dental caries

No studies found 0 · 0%GRADE not reported 68 · 97.1%Very low 2 · 2.9%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Laser fluorescence (LF; DIAGNOdent) vs Reference standard (histology, excavation, or enhanced visual examination)

Relative DOR by reference standard (LF, advanced, occlusal permanent) · Permanent teeth, occlusal surfaces, with suspected caries lesions

No significant difference vs histological for LF at the advanced threshold (RDOR 0.62, 0.15 to 2.46).

2 findings from 1 review

Laser fluorescence (LF; DIAGNOdent) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (pooled sensitivity, specificity, diagnostic odds ratio, summary-ROC AUC) · Permanent teeth, occlusal surfaces, with suspected caries lesions

Laser fluorescence on occlusal surfaces of permanent teeth (initial-lesion threshold): accuracy (sensitivity, specificity, DOR, PLR, NLR, sROC AUC) similar among LF, LFpen and FC; heterogeneity I2=65%. Diagnostic accuracy was not formally graded (GRADE not used).

2 findings from 1 review

Laser fluorescence (LF; DIAGNOdent) vs Reference standard (histology, excavation, or enhanced visual examination)

Relative DOR by reference standard (LF, initial, occlusal permanent) · Permanent teeth, occlusal surfaces, with suspected caries lesions

LF performed significantly better with other reference standards than with histological validation at the initial threshold (RDOR 4.13, 1.24 to 13.76).

2 findings from 1 review

Laser fluorescence (LF; DIAGNOdent) vs Reference standard (histology, excavation, or enhanced visual examination)

Relative DOR by setting (LF, advanced, occlusal permanent) · Permanent teeth, occlusal surfaces, with suspected caries lesions

For LF on occlusal permanent teeth (advanced threshold), laboratory studies had significantly lower diagnostic accuracy than clinical studies (RDOR 0.28, 0.12 to 0.66).

2 findings from 1 review

Laser fluorescence (LF; DIAGNOdent) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (pooled sensitivity, specificity, diagnostic odds ratio, summary-ROC AUC) · Primary teeth, occlusal surfaces, with suspected caries lesions

Laser fluorescence on occlusal surfaces of primary teeth (more advanced-lesion threshold): pooled DOR lowest for LF among the three methods; heterogeneity I2=23%. Diagnostic accuracy was not formally graded (GRADE not used).

2 findings from 1 review

Laser fluorescence (LF; DIAGNOdent) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (sensitivity, specificity) - not pooled · Permanent and primary teeth, smooth surfaces, with suspected caries lesions

Only 2 LF studies assessed smooth surfaces, so no pooled estimate was possible; both reported higher specificity than sensitivity (evidence not graded).

1 finding from 1 review

Laser fluorescence (LF; DIAGNOdent) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (sensitivity and specificity) for detection of early enamel caries (D1 threshold) · Asymptomatic children, adolescents, or adults presenting for clinical examination (in vivo studies), or extracted teeth of children or…
1 finding from 1 review
  • Fluorescence devices for the detection of dental caries 2020 · Cochrane All outcomes
    Up to 3 months between index test and reference standard (in vivo studies)
    Analysed as a separate index test (coupled forest plot and SROC plot, Figure 22 / Figure 23; Appendix 5); no summary DOR or sensitivity/specificity point reported numerically in the text. 46 datasets, 7316 tooth sites.
    45 studies
    GRADE not reported

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (pooled sensitivity, specificity, diagnostic odds ratio, summary-ROC AUC) · Permanent teeth, occlusal surfaces, with suspected caries lesions

Pen-type laser fluorescence on occlusal surfaces of permanent teeth (more advanced-lesion threshold): pooled DOR for LFpen lower than for LF and FC; heterogeneity I2=73%. Diagnostic accuracy was not formally graded (GRADE not used).

2 findings from 1 review

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Relative DOR by reference standard (LFpen, initial, occlusal permanent) · Permanent teeth, occlusal surfaces, with suspected caries lesions

No significant reference-standard difference for LFpen at the initial threshold (RDOR 4.41, 0.19 to 103.92).

1 finding from 1 review

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (pooled sensitivity, specificity, diagnostic odds ratio, summary-ROC AUC) · Primary teeth, occlusal surfaces, with suspected caries lesions

Pen-type laser fluorescence on occlusal surfaces of primary teeth (more advanced-lesion threshold): pooled DOR intermediate for LFpen among the three methods; heterogeneity I2=31%. Diagnostic accuracy was not formally graded (GRADE not used).

2 findings from 1 review

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (pooled sensitivity, specificity, diagnostic odds ratio, summary-ROC AUC) · Permanent teeth, approximal surfaces, with suspected caries lesions

Pen-type laser fluorescence on approximal surfaces of permanent teeth (more advanced-lesion threshold): LFpen showed similar values at both thresholds; heterogeneity I2=84%. Diagnostic accuracy was not formally graded (GRADE not used).

2 findings from 1 review

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Relative DOR by setting (LFpen, advanced, occlusal permanent) · Permanent teeth, occlusal surfaces, with suspected caries lesions

No significant setting difference for LFpen (RDOR 0.35, 0.04 to 2.99).

2 findings from 1 review

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (pooled sensitivity, specificity, diagnostic odds ratio, summary-ROC AUC) · Primary teeth, approximal surfaces, with suspected caries lesions

Pen-type laser fluorescence on approximal surfaces of primary teeth (initial-lesion threshold): only LFpen had sufficient studies to pool; heterogeneity I2=84%. Diagnostic accuracy was not formally graded (GRADE not used).

2 findings from 1 review

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Relative DOR by reference standard (LFpen, advanced, occlusal permanent) · Permanent teeth, occlusal surfaces, with suspected caries lesions

No significant reference-standard difference for LFpen at the advanced threshold (RDOR 0.96, 0.12 to 7.77).

1 finding from 1 review

Laser fluorescence (DIAGNOdent 2190/pen) vs Reference standard (histology, excavation, or enhanced visual examination)

Diagnostic accuracy (sensitivity and specificity) for detection of early enamel caries (D1 threshold) · Asymptomatic children, adolescents, or adults presenting for clinical examination (in vivo studies), or extracted teeth of children or…
1 finding from 1 review
  • Fluorescence devices for the detection of dental caries 2020 · Cochrane All outcomes
    Up to 3 months between index test and reference standard (in vivo studies)
    Analysed as a separate index test (coupled forest plot and SROC plot, Figure 22 / Figure 23; Appendix 5); no summary DOR or sensitivity/specificity point reported numerically in the text. 34 datasets, 6842 tooth sites.
    32 studies
    GRADE not reported

Laser fluorescence (DIAGNOdent 2095) vs Histological validation (serial sectioning, grinding, hemisection, or microradiography)

Diagnostic accuracy for occlusal caries detection at the caries detection level (D0 versus D1-D4) · Extracted human permanent posterior teeth (premolars and molars), occlusal (pit-and-fissure) surfaces

In in vitro, laser fluorescence (DIAGNOdent 2095) pooled summary ROC AUC was 0.81 for occlusal caries at the caries detection level; ungraded.

4 findings from 1 review
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Laser fluorescence (DIAGNOdent 2095) vs Histological validation (serial sectioning, grinding, hemisection, or microradiography)

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

In in vitro, laser fluorescence (DIAGNOdent 2095) pooled summary ROC AUC was 0.79 for occlusal caries at the dentin 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 caries detection level (D0 versus D1-D4) · Human permanent posterior teeth (premolars and molars) in patients, occlusal (pit-and-fissure) surfaces

In in vivo, laser fluorescence (DIAGNOdent 2095) pooled diagnostic odds ratio was 18.33 (95% CI 7.57 to 44.37) for occlusal caries 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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Laser fluorescence (DIAGNOdent 2190/pen) vs Histological validation of dental tissues (gold standard)

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

Under in vitro conditions, laser fluorescence (DIAGNOdent 2190) had a summary ROC AUC of 0.83 for proximal caries detection at the dentin detection level; ungraded.

4 findings from 1 review
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