What do systematic reviews say?

2,916 questions · 3,207 findings · 167 reviews · related questions CL0289

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No studies found 596 · 18.6%GRADE not reported 1,666 · 51.9%Very low 603 · 18.8%Low 252 · 7.9%Moderate 78 · 2.4%High 12 · 0.4%

GTR rm associated with bone substitutes vs Open flap debridement (access flap surgery)

Change in probing pocket depth (PPD) · Patients with chronic periodontitis (aged 21 years or older) with periodontal infra-bony defects; furcation-involved teeth and aggressive…

Guided tissue regeneration (GTR) combined with bone substitutes/graft led to higher change in probing depth (probing depth reduction) compared with open flap debridement (access flap surgery); GRADE not reported.

1 finding from 1 review

Guided tissue regeneration for periodontal infra-bony defects 2006 · Cochrane All outcomes
>=12 months
MD 1.24 [0.89, 1.59]
2 studies
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

Stabilisation splint (SS) vs minimal treatment

Pain (severity/palpation; PSS, PPI, VAS) · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) led to lower pain (severity/palpation; PSS, PPI, VAS) compared with minimal/no treatment; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
MD -3.20 [-4.81, -1.59]
4 studies
GRADE not reported

Stabilisation splint (SS) vs Jaw exercises

TMJ clicking · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
up to 6 months
SS vs jaw exercises (Magnusson 1999): TMJ clicking at 3 months and greater than 3 months; no statistically significant between-group difference. Forest-plot data presented, totals not pooled.
1 study
GRADE not reported

Stabilisation splint (SS) vs Visual feedback

Movement (lateral mandibular movement) · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
SS vs visual feedback (Monteiro 1988): both SS and visual feedback groups showed a significant decrease in lateral mandibular movement scores (P<0.01); data were unavailable for analysis.
1 study
GRADE not reported

Stabilisation splint (SS) vs Bite plates

Helkimo clinical dysfunction index · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) showed no clear difference in helkimo dysfunction score compared with bite plates; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
RR 0.68 [0.20, 2.23]
1 study
GRADE not reported

Stabilisation splint (SS) vs acupuncture

Movement (deviation and range of mouth opening) · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) led to lower movement (deviation and range of mouth opening) compared with acupuncture; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
RR 0.55 [0.35, 0.84]
1 study
GRADE not reported

Direct resin composite veneer vs Indirect resin composite veneer

Pain following treatment · Patients with permanent anterior teeth with intrinsic staining suitable for laminate veneer restorations

The review found no eligible studies for this question.

1 finding from 1 review

Direct versus indirect veneer restorations for intrinsic dental stains 2004 · Cochrane All outcomes
Planned outcome; pain following treatment was not reported by the included trial (earlier trial publications reported treatment times, not pain).
0 studies
No studies found

Stabilisation splint (SS) vs minimal treatment

Depressive symptoms · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) led to lower depression (CES-D, POMS) compared with minimal/no treatment; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
MD -3.90 [-6.29, -1.52]
1 study
GRADE not reported

Stabilisation splint (SS) vs acupuncture

Helkimo clinical dysfunction index · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
SS vs acupuncture (Johansson 1991): Helkimo clinical dysfunction score decreased significantly in both groups (P<0.01) with no significant between-group difference; data not available for a pooled estimate.
1 study
GRADE not reported

Stabilisation splint (SS) vs acupuncture

TMJ clicking · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) showed no clear difference in TMJ clicking compared with acupuncture; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
RR 1.00 [0.56, 1.78]
1 study
GRADE not reported

Direct resin composite veneer vs Indirect resin composite veneer

Patient satisfaction · Patients with permanent anterior teeth with intrinsic staining suitable for laminate veneer restorations

1 finding from 1 review

Direct versus indirect veneer restorations for intrinsic dental stains 2004 · Cochrane All outcomes
2 years
Meijering 1998 (Table 4): patients satisfied at 2 years - direct resin composite 67%, indirect resin composite 82%. No statistical comparison performed.
1 study
GRADE not reported

Direct resin composite veneer vs Porcelain (indirect) veneer

Patient satisfaction · Patients with permanent anterior teeth with intrinsic staining suitable for laminate veneer restorations

1 finding from 1 review

Direct versus indirect veneer restorations for intrinsic dental stains 2004 · Cochrane All outcomes
2 years
Meijering 1998 (Table 4): patients satisfied at 2 years - direct resin composite 67%, porcelain 93%. No statistical comparison performed.
1 study
GRADE not reported

Stabilisation splint (SS) vs Biofeedback/stress management

Treatment credibility · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) showed no clear difference in treatment credibility compared with biofeedback/stress management; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
MD -0.10 [-0.69, 0.49]
1 study
GRADE not reported

Stabilisation splint (SS) vs Non-occluding splint

Pain (unpleasantness/intensity/palpation) · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) showed no clear difference in pain (unpleasantness/intensity/palpation) compared with non-occluding splint; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
RR 1.44 [0.81, 2.58]
3 studies
GRADE not reported

Stabilisation splint (SS) vs Non-occluding splint

Movement (increase in maximal mouth opening) · Patients with pain dysfunction syndrome (PDS) of all degrees of severity

Stabilisation splint (SS) showed no clear difference in movement (increase in maximal mouth opening) compared with non-occluding splint; GRADE not reported.

1 finding from 1 review

Stabilisation splint therapy for temporomandibular pain dysfunction syndrome 2004 · Cochrane All outcomes
3 months or less
MD 1.45 [-1.47, 4.37]
1 study
GRADE not reported