Findings

What do systematic reviews say?

15 questions · 15 findings · 3 reviews · Implants and prosthodontics · All outcomes

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No studies found 3 · 20%GRADE not reported 10 · 66.7%Very low 0 · 0%Low 2 · 13.3%Moderate 0 · 0%High 0 · 0%

Turned (smoother) implant surfaces vs Roughened implant surfaces

Early implant failure · Adults with missing teeth who received osseointegrated root-formed oral implants, functionally loaded and followed for at least 1 year

Turned (smoother) implant surfaces showed no clear difference in early implant failure compared with roughened implant surfaces (low certainty).

1 finding from 1 review

Interventions for replacing missing teeth: different types of dental implants 2014 · Cochrane All outcomes
before prosthetic loading · turned vs roughened surfaces
RR 2.79 [0.87, 8.90]
7 studies · 404 participants
Low

Turned (smoother) implant surfaces vs Roughened implant surfaces

Peri-implantitis · Adults with missing teeth who received osseointegrated root-formed oral implants, functionally loaded and followed for at least 1 year

Turned (smoother) implant surfaces may leads to lower peri-implantitis compared with roughened implant surfaces (low certainty).

1 finding from 1 review

Interventions for replacing missing teeth: different types of dental implants 2014 · Cochrane All outcomes
3 years · turned vs roughened surfaces
RR 0.80 [0.67, 0.96]
4 studies · 144 participants
Low

Astra cylindrical turned surface implants vs Astra cylindrical TiO2-blasted surface implants

Implant failure · Adults with missing teeth who received osseointegrated root-formed oral implants, functionally loaded and followed for at least 1 year

1 finding from 1 review

Interventions for replacing missing teeth: different types of dental implants 2014 · Cochrane All outcomes
5 years
Primary pairwise data unusable (implant numbers per surface not disclosed); one turned implant failed early. Data used only for the turned-vs-roughened secondary analysis (Wennstrom 2004)
1 study · 51 participants
GRADE not reported

Implant surface smoothening added to systemic antibiotics + resective surgery + local antibiotics vs No implant surface smoothening (same surgical protocol)

Implant failure · People with at least one dental implant affected by perimplantitis

Implant surface smoothening added to systemic antibiotics +… showed no clear difference in implant failure compared with no implant surface smoothening (same surgical protocol); GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: treatment of peri‐implantitis 2012 · Cochrane All outcomes
2 years
RR 0.3 [0.01, 6.47]
1 study · 17 participants
GRADE not reported

Implant surface smoothening added to systemic antibiotics + resective surgery + local antibiotics vs No implant surface smoothening (same surgical protocol)

Complications and side effects · People with at least one dental implant affected by perimplantitis

1 finding from 1 review

Interventions for replacing missing teeth: treatment of peri‐implantitis 2012 · Cochrane All outcomes
2 years
No complications occurred in any of the groups.
1 study · 17 participants
GRADE not reported

Er:YAG laser surface debridement before bone augmentation vs Plastic curettes plus saline solution before bone augmentation

Change in probing attachment level (PAL) · People with at least one dental implant affected by perimplantitis

Er:YAG laser surface debridement before bone augmentation showed no clear difference in change in probing attachment level (PAL gain) compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: treatment of peri‐implantitis 2012 · Cochrane All outcomes
6 months
Six months after treatment there were no statistically significant differences for PAL gain.
1 study · 30 participants
GRADE not reported

Er:YAG laser surface debridement before bone augmentation vs Plastic curettes plus saline solution before bone augmentation

Complications and side effects · People with at least one dental implant affected by perimplantitis

Er:YAG laser surface debridement before bone augmentation led to lower complications and side effects compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: treatment of peri‐implantitis 2012 · Cochrane All outcomes
6 months
All patients experienced flap exposure during healing, not associated with infective complications; one patient had a slight pigmentation of the peri-implant soft tissues.
1 study · 30 participants
GRADE not reported

Er:YAG laser surface debridement before bone augmentation vs Plastic curettes plus saline solution before bone augmentation

Implant failure · People with at least one dental implant affected by perimplantitis

1 finding from 1 review

Interventions for replacing missing teeth: treatment of peri‐implantitis 2012 · Cochrane All outcomes
6 months
Six months after treatment there were no implant failures.
1 study · 30 participants
GRADE not reported

Er:YAG laser surface debridement before bone augmentation vs Plastic curettes plus saline solution before bone augmentation

Change in probing pocket depth (PPD) · People with at least one dental implant affected by perimplantitis

Er:YAG laser surface debridement before bone augmentation showed no clear difference in change in probing pocket depth (PPD reduction) compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: treatment of peri‐implantitis 2012 · Cochrane All outcomes
6 months
Six months after treatment there were no statistically significant differences for PPD reduction.
1 study · 30 participants
GRADE not reported

Er:YAG laser surface debridement before bone augmentation vs Plastic curettes plus saline solution before bone augmentation

Change in soft tissue recession (REC) · People with at least one dental implant affected by perimplantitis

Er:YAG laser surface debridement before bone augmentation showed no clear difference in change in soft tissue recession (REC) compared with plastic curettes plus saline solution before bone augmentation; GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: treatment of peri‐implantitis 2012 · Cochrane All outcomes
6 months
Six months after treatment there were no statistically significant differences for soft tissue recessions.
1 study · 30 participants
GRADE not reported

Lingualised teeth (maxillary anatomic + mandibular non-anatomic; lingualised occlusion scheme) vs Zero-degree teeth (non-anatomic, cuspless)

Number of denture adjustments required · Edentulous adult patients requiring complete dentures

1 finding from 1 review

Interventions for replacing missing teeth: denture chewing surface designs in edentulous people 2005 · Cochrane All outcomes
3 weeks per denture set (cross-over)
No statistically significant difference was found between the two occlusal patterns with regard to the number of adjustments required.
1 study · 30 participants
GRADE not reported

Lingualised teeth (maxillary anatomic + mandibular non-anatomic; lingualised occlusion scheme) vs Zero-degree teeth (non-anatomic, cuspless)

Comfort · Edentulous adult patients requiring complete dentures

The review found no eligible studies for this question.

1 finding from 1 review

Interventions for replacing missing teeth: denture chewing surface designs in edentulous people 2005 · Cochrane All outcomes
no estimate extracted
Studies not reported
No studies found

Lingualised teeth (maxillary anatomic + mandibular non-anatomic; lingualised occlusion scheme) vs Zero-degree teeth (non-anatomic, cuspless)

Patient perceived chewing efficiency · Edentulous adult patients requiring complete dentures

The review found no eligible studies for this question.

1 finding from 1 review

Interventions for replacing missing teeth: denture chewing surface designs in edentulous people 2005 · Cochrane All outcomes
no estimate extracted
Studies not reported
No studies found

Lingualised teeth (maxillary anatomic + mandibular non-anatomic; lingualised occlusion scheme) vs Zero-degree teeth (non-anatomic, cuspless)

Patient perceived satisfaction (denture preference) · Edentulous adult patients requiring complete dentures

Lingualised teeth (maxillary anatomic + mandibular non-anatomic;… led to higher patient perceived satisfaction (denture preference) compared with zero-degree teeth (non-anatomic, cuspless); GRADE not reported.

1 finding from 1 review

Interventions for replacing missing teeth: denture chewing surface designs in edentulous people 2005 · Cochrane All outcomes
3 weeks per denture set (cross-over)
OR 10 [2.04, 48.96]
1 study · 30 participants
GRADE not reported

Lingualised teeth (maxillary anatomic + mandibular non-anatomic; lingualised occlusion scheme) vs Zero-degree teeth (non-anatomic, cuspless)

Patient perceived chewing function · Edentulous adult patients requiring complete dentures

The review found no eligible studies for this question.

1 finding from 1 review

Interventions for replacing missing teeth: denture chewing surface designs in edentulous people 2005 · Cochrane All outcomes
no estimate extracted
Studies not reported
No studies found