Powered Toothbrushes: An Opportunity for Biofilm and Gingival Inflammation Control

Table 7

Summary of the evidence supporting the comparison of powered versus manual toothbrushes.

Topic of interest	N (%) of included studies that support superiority of powered vs. manual toothbrushes	N (%) of included studies that support equivalence of powered and manual toothbrushes	N (%) of included studies that support superiority of manual vs. powered toothbrushes
Effects on dental plaque/gingival inflammation in adults	15 (68.2%)	5 (22.7%)	2 (9.1%)
Adverse effects in adults	0 (0%)	5 (100%)	0 (0%)
Effects on dental plaque/gingival inflammation in children	2 (40%)	3 (60%)	0 (0%)
Effects on dental plaque/gingival inflammation in special-needs individuals	3 (42.9%)	4 (57.1%)	0 (0%)
Effects on dental plaque/gingival inflammation in patients under fixed orthodontic therapy	4 (50%)	3 (37.5%)	1 (12.5%)