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Study treatment regimens. Rinses were performed for 10 seconds in all cases
| Quantity of dentifrice used, g | Duration of brushing , seconds | Rinsing procedure, ml | F− concentration in dentifrice, ppm |
|---|---|---|---|
| 0.5 | 45 | 1 × 15 | 1150 |
| 1.5 | 45 | 1 × 15 | 1150 |
| 0.5 | 60 | 1 × 15 | 1150 |
| 1.5 | 60 | 1 × 15 | 1150 |
| 0.5 | 120 | 1 × 15 | 1150 |
| 1.5 | 120 | 1 × 15 | 1150 |
| 1.5 | 180 | 1 × 15 | 1150 |
| 1.5 | 60 | 3 × 15 | 1150 |
| 1.5 | 60 | 1 × 15 | 250 |
