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Means (%) and standard deviations of the plaque reduction on selected tooth surfaces quantified on digital images
|
|
Single-headed toothbrush |
Triple-headed toothbrush |
|
| |
Mean (%) plaque reduction (p value) |
Mean (%) plaque reduction (p value) |
p value |
|
Tooth 17/27 |
25±13% (0.000a) |
31±14% (0.000a) |
0.22 |
ap = 0.000
