Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,587 questions · 5,761 findings · 495 reviews

No studies found 1,011 · 17.5%GRADE not reported 1,797 · 31.2%Very low 1,100 · 19.1%Low 1,052 · 18.3%Moderate 649 · 11.3%High 152 · 2.6%

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Powered toothbrush, unknown/other action vs Manual toothbrush

Plaque · Individuals of any age with no reported disability that might affect toothbrushing (including people wearing orthodontic appliances)
1 finding from 1 review
  • Powered versus manual toothbrushing for oral health 2014 · Cochrane All outcomes
    Short term (1 to 3 months)
    Unknown/other action vs manual, plaque at 1 to 3 months: 2 trials; totals not selected (data presented in forest plots but not pooled owing to lack of clarity about the toothbrushes).
    2 studies
    GRADE not reported

Powered toothbrush, rotation 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, rotation oscillation action led to lower 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

Plaque · 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 plaque score (1 to 3 months) compared with manual toothbrush (moderate certainty).

2 findings from 1 review