From: Salivary fluoride concentration following toothbrushing with and without rinsing: a randomised controlled trial
Toothpaste
Control
AmF
NaF
Na2FPO3
NaF & Na2FPO3
2.73*
3.27*
0.54
1.85
− 0.88
− 1.42
1.46
− 1.27
− 1.81
− 0.39
SnF2 & NaF
1.00
− 1.73
− 2.27*
− 0.85
− 0.46