Table 2: Comparative effectiveness of professionally applied topical fluoride agents.
Agent | Fluoride concentration (ppm F) | Average effectiveness % caries reduction |
2% NaF | 9,200 | 29 |
APF (1.2% F) | 12,300 | 22 |
8% SnF2 | 19,500 | 32 |
Fluoride varnish (5% NaF) | 22,600 | 38 |