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Evidence found and GRADE certainty

503 questions · 676 findings · 22 reviews · Periodontology

No studies found 148 · 21.9%GRADE not reported 342 · 50.6%Very low 118 · 17.5%Low 45 · 6.7%Moderate 11 · 1.6%High 12 · 1.8%

Enamel matrix derivative (EMD; Emdogain) vs Guided tissue regeneration (GTR) with barriers

Marginal bone level change · Patients affected by chronic, aggressive, or early onset periodontitis, with intrabony defects having an intrabony component of at least 3…
1 finding from 1 review

Enamel matrix derivative (EMD; Emdogain) vs placebo or control

Postoperative complications (infection) / adverse events · Patients affected by chronic, aggressive, or early onset periodontitis, with intrabony defects having an intrabony component of at least 3…
1 finding from 1 review

Enamel matrix derivative (EMD; Emdogain) vs placebo or control

PAL gain < 2 mm (dichotomous) · Patients affected by chronic, aggressive, or early onset periodontitis, with intrabony defects having an intrabony component of at least 3…

Enamel matrix derivative (EMD; Emdogain) led to lower PAL gain < 2 mm (dichotomous) compared with placebo or control (same surgical or non-surgical intervention…; GRADE not reported.

1 finding from 1 review

Systemic oral acyclovir vs placebo or no treatment

Duration and time of healing of intraoral (oral) lesions; number of individuals with oral lesions · Children and young adults under 25 years with primary herpetic gingivostomatitis (with or without herpes labialis)

Systemic oral acyclovir led to lower number of individuals with oral lesions (8 days after… compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Occlusal adjustment as an adjunct to surgical periodontal therapy vs Surgical periodontal therapy alone (no occlusal adjustment)

Adverse effects (e.g. thermal sensitivity, over-eruption, TMJ symptoms, poor aesthetics, reduced oral hygiene) · Adults with chronic periodontitis

The review found no eligible studies for this question.

1 finding from 1 review

Systemic oral acyclovir vs placebo or no treatment

Duration and time of healing of extraoral lesions; development of new extraoral lesions · Children and young adults under 25 years with primary herpetic gingivostomatitis (with or without herpes labialis)

Systemic oral acyclovir led to lower number of individuals who developed new extraoral lesions after… compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Occlusal adjustment as an adjunct to non-surgical periodontal therapy vs Non-surgical periodontal therapy alone (no occlusal adjustment)

Change in probing pocket depth (PPD) · Adults with chronic periodontitis

Occlusal adjustment as an adjunct to non-surgical periodontal therapy showed no clear difference in probing (pocket) depth change (difference in mean reduction, mm) compared with non-surgical periodontal therapy alone (no occlusal adjustment); GRADE not reported.

1 finding from 1 review

Systemic oral acyclovir vs placebo or no treatment

Number of individuals with eating difficulties (8 days after administration); duration of eating difficulties · Children and young adults under 25 years with primary herpetic gingivostomatitis (with or without herpes labialis)

Systemic oral acyclovir led to lower number of individuals with eating difficulties (8 days after… compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Systemic oral acyclovir vs placebo or no treatment

Difficulty in drinking (number with drinking difficulties) · Children and young adults under 25 years with primary herpetic gingivostomatitis (with or without herpes labialis)

Systemic oral acyclovir led to lower number of individuals with drinking difficulties (8 days after… compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Occlusal adjustment as an adjunct to surgical periodontal therapy vs Surgical periodontal therapy alone (no occlusal adjustment)

Attachment change · Adults with chronic periodontitis

Occlusal adjustment as an adjunct to surgical periodontal therapy led to higher clinical attachment level change (mean gain, mm) compared with surgical periodontal therapy alone (no occlusal adjustment); GRADE not reported.

1 finding from 1 review

Systemic oral acyclovir vs placebo or no treatment

Number of individuals admitted to hospital after administration · Children and young adults under 25 years with primary herpetic gingivostomatitis (with or without herpes labialis)

Systemic oral acyclovir showed no clear difference in number of individuals admitted to hospital after administration compared with placebo or no treatment; GRADE not reported.

1 finding from 1 review

Occlusal adjustment as an adjunct to non-surgical periodontal therapy vs Non-surgical periodontal therapy alone (no occlusal adjustment)

Adverse effects (e.g. thermal sensitivity, over-eruption, TMJ symptoms, poor aesthetics, reduced oral hygiene) · Adults with chronic periodontitis

The review found no eligible studies for this question.

1 finding from 1 review

Systemic oral acyclovir vs placebo or no treatment

Duration of fever · Children and young adults under 25 years with primary herpetic gingivostomatitis (with or without herpes labialis)
1 finding from 1 review
  • Amir 1997b: fever disappeared significantly earlier with acyclovir (median 1 day) than placebo (median 3 days); difference in median (95% CI): From 72: 1 (0.0 to 2.0); From 61: 2 (0.8 to 3.2); reported as median, not…
    2 studies
    GRADE not reported

One type of occlusal intervention as an adjunct to periodontal therapy vs A different type of occlusal intervention as an adjunct to periodontal therapy (head-to-head)

Outcome not reported · Adults (aged 18 years or older) with a clinical diagnosis of (chronic) periodontitis

The review found no eligible studies for this question.

1 finding from 1 review

Systemic oral acyclovir vs placebo or no treatment

Patient or parental satisfaction (tolerance and acceptability of drug) · Children and young adults under 25 years with primary herpetic gingivostomatitis (with or without herpes labialis)
1 finding from 1 review
  • Amir 1997b: no data available. Ducoulombier 1988: tolerance and acceptability of the drug was described as satisfactory, but it was unclear how this was assessed by the trialists.
    1 study
    GRADE not reported