Table 2.

Reduction from baseline in the mean plaque scores: buccal, mesial, lingual, and distal surfaces.

Tooth surface	Test ± SD	Control ± SD	Difference ± SD	Paired t value	P value
Buccal	−0.21 ± 0.58	−0.25 ± 0.62	0.04 ± 0.84	0.205	0.840
Mesial	−0.19 ± 0.61	−0.15 ± 0.62	−0.03 ± 0.89	−0.144	0.887
Lingual	−0.02 ± 0.41	−0.09 ± 0.30	0.07 ± 0.61	0.421	0.680
Distal	−0.07 ± 0.57	0.07 ± 0.58	−0.13 ± 0.86	−0.601	0.558