Table 6 Evaluation of change of dental plaque index and dental caries activity according to toothbrush type.

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

 

Microcurrent-emitting (n = 22)

Ordinary(n = 22)

p-value

Mean ± SD

Difference

p-value

Mean ± SD

Difference

p-value

Plaque index

67.4 ± 9.2

− 7.0

0.009

73.4 ± 7.9

− 1

0.595

0.058

Dental caries activity

59.8 ± 17.0

− 7.8

0.184

64.2 ± 5.0

− 3.4

0.571

0.589