Fluoride Retention following the Professional Topical Application of 2% Neutral Sodium Fluoride Foam

Table 4

The oral residual fluoride following the application of sodium fluoride foam.

subjects	Applied foam (g)	Applied fluoride (mg)	Total amounts of oral residual fluoride (mg)	Oral residual fluoride per kilogram body weight (μg/kg)	Ratio of oral residual fluoride (%)
A	1.16	10.47	1.77	28.59	16.88
B	0.75	6.72	1.97	29.01	29.35
C	0.79	7.09	2.44	53.09	34.43
D	0.96	8.65	2.30	51.09	26.58
E	0.59	5.27	1.32	29.22	24.98
F	0.97	8.69	1.69	32.40	19.40
G	0.62	5.57	1.12	17.25	20.12
H	0.56	5.00	1.35	27.08	27.06
Mean	0.80	7.18	1.74	33.47	24.85
SD	0.22	1.94	0.47	12.32	5.80
C (%)	27.06	27.06	27.20	36.81	23.34

𝑛=8, C: coefficient of variation.