Table 7 Distribution of satisfaction with microcurrent-emitting and ordinary toothbrushes.

From: Evaluation of dental plaque reduction using microcurrent-emitting toothbrushes in orthodontic patients: a randomized, double-blind, crossover clinical trial

Time

Questionnaire

Excellent

Good

Fair

Poor

Worst

Microcurrent-emitting

Freshness

0.5

2.75

1.5

0.25

0

Cleansing degree

0.75

2

1.75

0.5

0

Ordinary

Freshness

0

2.5

2.5

0

0

Cleansing degree

0

2

2.75

0.25

0

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