Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

2,556 questions · 2,794 findings · 119 reviews · All outcomes

No studies found 489 · 17.5%GRADE not reported 1,719 · 61.5%Very low 399 · 14.3%Low 128 · 4.6%Moderate 58 · 2.1%High 1 · 0%

Autogenous bone graft augmentation at the immediate implant site vs No augmentation

Bone gain (horizontal - HDD) · Patients receiving immediate single implants in fresh extraction sockets (maxillary anterior/premolar sites)

Autogenous bone graft augmentation at the immediate implant site showed no clear difference in bone gain (horizontal - HDD) compared with no augmentation; GRADE not reported.

1 finding from 1 review

Accelerated radiotherapy (no split, boost or hyperfractionation) vs Conventional (standard) fractionation radiotherapy

Disease-free survival · People with primary squamous cell carcinoma of the oral cavity (ICD-O C01-C06) or oropharynx (ICD-O C09-C10); head and neck cancer trials…
1 finding from 1 review

Hyperfractionated/accelerated split-course radiotherapy vs Accelerated radiotherapy with concomitant boost

Disease-free survival · People with primary squamous cell carcinoma of the oral cavity (ICD-O C01-C06) or oropharynx (ICD-O C09-C10); head and neck cancer trials…
1 finding from 1 review

Hyaluronic acid gel (brushing) vs Chlorhexidine, 0.2% to 2% (solution or gel)

Change in probing pocket depth (PPD) · Adults with dental implants and healthy peri-implant soft tissues at baseline

Hyaluronic acid gel (brushing) showed no clear difference in change in probing pocket depth compared with chlorhexidine gel (brushing); GRADE not reported.

1 finding from 1 review

Oral prazepam (benzodiazepine) vs placebo

Adverse events (reported; mild, no withdrawals) · Adult patients aged >=18 years, clinically or radiographically diagnosed with TMD (McNeill 1997 criteria); moderate to severe pain of…
1 finding from 1 review

Pre-operative radiotherapy (plus surgery) vs surgery

Locoregional control · People with primary squamous cell carcinoma of the oral cavity (ICD-O C01-C06) or oropharynx (ICD-O C09-C10); head and neck cancer trials…

Pre-operative radiotherapy (plus surgery) showed no clear difference in locoregional control compared with surgery alone; GRADE not reported.

1 finding from 1 review

Altered fractionation radiotherapy vs Chemoradiotherapy (concurrent, standard fractionation)

Outcome not reported · People with primary squamous cell carcinoma of the oral cavity (ICD-O C01-C06) or oropharynx (ICD-O C09-C10); head and neck cancer trials…

The review found no eligible studies for this question.

1 finding from 1 review

Phosphoric etching (acid) gel vs Mechanical debridement and polishing

Plaque · Adults with dental implants and healthy peri-implant soft tissues at baseline

Phosphoric etching (acid) gel showed no clear difference in plaque compared with mechanical debridement and polishing; GRADE not reported.

1 finding from 1 review

Bio-Oss (anorganic bovine bone) vs Bovine-derived xenograft (Bio-Oss) plus resorbable barrier

Augmentation (prosthesis/implant) failure · Patients receiving immediate single implants in fresh extraction sockets (maxillary anterior/premolar sites)

Bio-Oss (anorganic bovine bone) led to lower augmentation (prosthesis/implant) failure compared with bio-Oss + resorbable barrier; GRADE not reported.

1 finding from 1 review

Bio-Oss (anorganic bovine bone) vs Bovine-derived xenograft (Bio-Oss) plus resorbable barrier

Poor aesthetics measured by dentist (3 years) · Patients receiving immediate single implants in fresh extraction sockets (maxillary anterior/premolar sites)

Bio-Oss (anorganic bovine bone) led to lower poor aesthetics measured by dentist (3 years) compared with bio-Oss + resorbable barrier; GRADE not reported.

1 finding from 1 review

Oral diclofenac sodium (NSAID) vs placebo

Daily pain (not improved) · Adult patients aged >=18 years, clinically or radiographically diagnosed with TMD (McNeill 1997 criteria); moderate to severe pain of…

Oral diclofenac sodium (NSAID) showed no clear difference in daily pain (not improved) compared with placebo; GRADE not reported.

1 finding from 1 review

Mechanical debridement plus topical minocycline vs Mechanical debridement plus chlorhexidine gel

Soreness in the gums · Adults with dental implants and peri-implant mucositis at baseline

Mechanical debridement plus topical minocycline showed no clear difference in soreness in the gums compared with mechanical debridement plus chlorhexidine gel; GRADE not reported.

1 finding from 1 review

Inlay/interposed bone graft (iliac or Bio-Oss block) + longer implants (vertical augmentation) vs Short implants (8 to 11 mm) without augmentation

Severe pain for > 1 week · Patients with atrophic (resorbed) mandibles needing implants

Inlay/interposed bone graft (iliac or Bio-Oss block) + longer… led to higher severe pain for > 1 week compared with short implants (8 to 11 mm) without augmentation; GRADE not reported.

1 finding from 1 review

Aciclovir (oral or intravenous) for treatment vs placebo

Time to complete healing · Patients being treated for cancer with established oral HSV infection (bone marrow transplant recipients / immunocompromised)
1 finding from 1 review

Two-stage sinus lift + buccal onlay iliac grafts WITH platelet-rich plasma (PRP) vs Same grafts WITHOUT PRP (split-mouth)

Implant/prosthesis failure and complications · Patients with resorbed maxillae (incl. atrophic sinuses) needing implants
1 finding from 1 review

Any denture cleansing method (mechanical or chemical) vs Another therapy, placebo, or no treatment

Costs · Adults (over 18) wearing complete dentures (CD) or removable partial dentures (RPD)

The review found no eligible studies for this question.

1 finding from 1 review
  • Interventions for cleaning dentures in adults 2009 · Cochrane All outcomes
    Noticeable absence of reports about costs of materials associated with denture cleansing methods; no included study assessed costs (Discussion; Implications for research).
    0 studies
    No studies found

Vertical distraction osteogenesis vs Autogenous onlay bone graft (mandibular ramus)

Augmentation procedure (partial) failure · Patients with vertically deficient posterior/anterior mandibular ridges needing implants

Vertical distraction osteogenesis showed no clear difference in augmentation procedure (partial) failure compared with autogenous onlay bone graft (mandibular ramus); GRADE not reported.

1 finding from 1 review

Inlay autogenous bone graft (iliac crest) vs Inlay bone substitute (Bio-Oss block)

Perimplant bone loss · Patients with atrophic posterior mandibles (5 to 7 mm above the mandibular canal) needing implants

Inlay autogenous bone graft (iliac crest) showed no clear difference in perimplant bone loss compared with inlay bone substitute (Bio-Oss block); GRADE not reported.

1 finding from 1 review