Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,545 questions · 2,661 findings · 317 reviews

No studies found 608 · 22.8%GRADE not reported 505 · 19%Very low 695 · 26.1%Low 540 · 20.3%Moderate 249 · 9.4%High 64 · 2.4%

Double primary (canine and first molar) tooth extraction vs Single primary (canine) tooth extraction

Reported incidence or prevalence of root resorption of the impacted canine and/or incisors and/or first premolars · Young people aged 9 to 14 years diagnosed with one or both palatally displaced permanent maxillary canines (PDC)

The review found no eligible studies for this question.

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Overall survival, induction cisplatin + 5-fluorouracil + docetaxel prior to concurrent chemoradiation (cisplatin) vs concurrent chemoradiation (cisplatin) · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… showed no clear difference in overall survival, induction cisplatin + 5-fluorouracil + docetaxel… compared with locoregional treatment (radiotherapy and/or surgery) alone (low certainty).

1 finding from 1 review

Induction chemotherapy plus locoregional treatment (radiotherapy and/or surgery) vs Locoregional treatment (radiotherapy and/or surgery) alone

Locoregional control · People receiving curative-intent treatment for oral cavity and oropharyngeal (squamous cell) cancer

Induction chemotherapy plus locoregional treatment (radiotherapy… led to lower locoregional control, induction cisplatin + 5-fluorouracil +… compared with locoregional treatment (radiotherapy and/or surgery) alone; GRADE not reported.

1 finding from 1 review

ARP with alloplast plus barrier membrane vs ARP with alloplast without membrane

Changes in vertical height of alveolar ridge (mm) · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

It is very uncertain whether ARP with alloplast plus barrier membrane changes changes in vertical height of alveolar ridge (mm) compared with ARP with alloplast without membrane (very low certainty).

1 finding from 1 review

ARP with alloplast plus barrier membrane vs ARP with alloplast without membrane

Aesthetic outcomes of future prosthodontic rehabilitation · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

The review found no eligible studies for this question.

1 finding from 1 review

Double primary (canine and first molar) tooth extraction vs Single primary (canine) tooth extraction

Incidence of eruption of the PDC into the mouth · Young people aged 9 to 14 years diagnosed with one or both palatally displaced permanent maxillary canines (PDC)

Double primary (canine and first molar) tooth extraction led to higher incidence of eruption of the PDC into the mouth compared with single primary (canine) tooth extraction; GRADE not reported.

4 findings from 1 review
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ARP with alloplast vs ARP with xenograft

Changes in probing depth (PD) at teeth adjacent to the extraction site · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

ARP with alloplast showed no clear difference in changes in probing depth (PD) at teeth adjacent to the extraction site compared with ARP with xenograft; GRADE not reported.

1 finding from 1 review

ARP with allograft (bone graft) vs ARP with xenograft

Complications (e.g. discomfort, pain and swelling) · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…
1 finding from 1 review

Double primary (canine and first molar) tooth extraction vs Single primary (canine) tooth extraction

Effect of severity of PDC displacement towards the midline on the proportion of successful eruptions · Young people aged 9 to 14 years diagnosed with one or both palatally displaced permanent maxillary canines (PDC)
1 finding from 1 review

ARP with allograft (bone graft) vs ARP with xenograft

Changes in vertical height of alveolar ridge (mm) · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

It is very uncertain whether ARP with allograft changes changes in vertical height of alveolar ridge (mm) compared with ARP with xenograft (very low certainty).

1 finding from 1 review

Double primary (canine and first molar) tooth extraction vs Single primary (canine) tooth extraction

Any other adverse effects of the interventions, such as gingival disease and demineralisation · Young people aged 9 to 14 years diagnosed with one or both palatally displaced permanent maxillary canines (PDC)

The review found no eligible studies for this question.

1 finding from 1 review

Double primary (canine and first molar) tooth extraction vs Single primary (canine) tooth extraction

Number of participants referred for surgical exposure of the PDC · Young people aged 9 to 14 years diagnosed with one or both palatally displaced permanent maxillary canines (PDC)

It is very uncertain whether double primary (canine and first molar) tooth extraction changes number of participants referred for surgical exposure of the PDC compared with single primary (canine) tooth extraction (very low certainty).

1 finding from 1 review

ARP with allograft plus synthetic cell-binding peptide P-15 vs ARP with allograft without P-15

Implant failure rate · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

The review found no eligible studies for this question.

1 finding from 1 review

ARP with allograft plus synthetic cell-binding peptide P-15 vs ARP with allograft without P-15

Changes in bucco-lingual/palatal width of alveolar ridge (mm) · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

It is very uncertain whether ARP with allograft plus synthetic cell-binding peptide P-15 changes changes in bucco-lingual/palatal width of alveolar ridge (mm) compared with ARP with allograft without P-15 (very low certainty).

1 finding from 1 review

Double primary (canine and first molar) tooth extraction vs Single primary (canine) tooth extraction

Costs and cost‐effectiveness · Young people aged 9 to 14 years diagnosed with one or both palatally displaced permanent maxillary canines (PDC)

The review found no eligible studies for this question.

1 finding from 1 review

ARP with alloplast vs ARP with xenograft

Need for additional augmentation prior to implant placement · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

It is very uncertain whether ARP with alloplast changes need for additional augmentation prior to implant placement compared with ARP with xenograft (very low certainty).

1 finding from 1 review

ARP with alloplast plus barrier membrane vs ARP with alloplast without membrane

Need for additional augmentation prior to implant placement · Adults aged 18 years or older, in good general health (including well-controlled systemic disease), requiring extraction of one or more…

The review found no eligible studies for this question.

1 finding from 1 review