Table 4 Number of sound surfaces, number of surfaces with new dentinal caries (D3) lesions and caries increment after 18 months according to group
| Â | Brushing | Non-brushing | ||||
|---|---|---|---|---|---|---|
| Â | Non-treated N =127 | SDF treated n = 288 | Sealants n = 301 | Non-treated n = 544 | SDF treated n = 418 | Sealants n = 467 |
Sound (n) | 117 | 262 | 298 | 453 | 366 | 438 |
New dentinal (D3) caries (n) | 10 | 26 | 3 | 91 | 52 | 29 |
Caries increment | 0.08 | 0.09 | 0.01 | 0.17 | 0.12 | 0.06 |