Fluoride Levels in Saliva and Plaque following the Use of High Fluoride and Conventional Dentifrices- a Triple Blinded Randomised Parallel Group Trial

Table 3

Intergroup comparison of fluoride levels in plaque at each time point.

TIME PERIOD	GROUP A	GROUP B	GROUP C
	(1000 ppm)	(2800 ppm)	5000 ppm)
	Mean ± SD	Mean ± SD	Mean ± SD	p value
0 min	0.43 ± 0.59	0.45 ± 0.29	1.77 ± 2.82	0.019
5 min	0.50 ± 0.80	0.64 ± 0.54	1.65 ± 3.38	0.155
15 min	0.41 ± 0.60	0.91 ± 0.54	1.95 ± 4.74	0.211
30 min	0.40 ± 0.71	1.01 ± 0.54	2.30 ± 6.10	0.237
60 min	0.47 ± 0.68	0.76 ± 0.41	1.92 ± 4.36	0.175
120min	0.41 ± 0.71	0.74 ± 0.44	1.87 ± 3.93	0.122
6 hrs	0.54 ± 0.85	0.66 ± 0.41	1.46 ± 2.51	0.133
12hrs	0.53 ± 0.74	0.83 ± 0.59	1.40 ± 2.06	0.111
24hrs	0.60 ± 0.79	0.54 ± 0.27	1.82 ± 2.32	0.009