Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,695 questions · 4,979 findings · 433 reviews

No studies found 998 · 20%GRADE not reported 1,140 · 22.9%Very low 1,024 · 20.6%Low 1,029 · 20.7%Moderate 636 · 12.8%High 152 · 3.1%

Powered toothbrush, side-to-side action vs Manual toothbrush

Plaque · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, side-to-side action showed no clear difference in plaque score (>3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush, ionic action vs Manual toothbrush

Plaque · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, ionic action led to lower plaque score (1 to 3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush, ionic action vs Manual toothbrush

Gingivitis · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, ionic action showed no clear difference in gingivitis score (1 to 3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush, rotation oscillation action vs Manual toothbrush

Plaque · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, rotation oscillation action led to lower plaque score (>3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush, counter oscillation action vs Manual toothbrush

Plaque · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, counter oscillation action led to lower plaque score (>3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush, circular action vs Manual toothbrush

Plaque · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, circular action showed no clear difference in plaque score (1 to 3 months) compared with manual toothbrush; GRADE not reported.

1 finding from 1 review

Powered toothbrush, side-to-side action vs Manual toothbrush

Gingivitis · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, side-to-side action showed no clear difference in gingivitis score (>3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush, ultrasonic action vs Manual toothbrush

Gingivitis · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, ultrasonic action led to lower gingivitis score (1 to 3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush, unknown/other action vs Manual toothbrush

Gingivitis · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)
2 findings from 1 review

Powered toothbrush, counter oscillation action vs Manual toothbrush

Gingivitis · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush, counter oscillation action showed no clear difference in gingivitis score (1 to 3 months) compared with manual toothbrush; GRADE not reported.

2 findings from 1 review

Powered toothbrush (any mode of action) vs Manual toothbrush

Gingivitis · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)

Powered toothbrush (any mode of action) probably leads to lower gingivitis score (1 to 3 months) compared with manual toothbrush (moderate certainty).

2 findings from 1 review

Powered toothbrush (any mode of action) vs Manual toothbrush

Adverse events (soft tissue trauma) · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)
1 finding from 1 review
  • SoF 'Adverse events' row (narrative): There was no apparent relationship between the use of powered toothbrushes and soft tissue trauma. In part this finding was due to the very small number of adverse events reported…
    40 studies
    GRADE not reported

Intervention not reported

Pain Global pain 0‐3 (higher scores mean worse) · patients with treating osteoarthritis
1 finding from 1 review

Intervention not reported

Adverse events Adverse event episodes (n) reported · patients with treating osteoarthritis

The intervention probably leads to lower adverse events Adverse event episodes (n) reported (moderate certainty).

1 finding from 1 review

Intervention not reported

Adverse events Participants (n) withdrew due to adverse effects · patients with treating osteoarthritis
1 finding from 1 review

Intervention not reported

Adverse events Participants (n) reported serious adverse events · patients with treating osteoarthritis
1 finding from 1 review