Table 3.
Number of rats´ teeth with different scores according to the groups and conditions (n = 24).
| Treatments | Conditions | Score 0 | Score 1 | Score 2 |
|---|---|---|---|---|
| TiF4 varnish | Water | 16 | 8 | 0 |
| Soft drink | 11 | 13 | 0 | |
| NaF varnish | Water | 11 | 13 | 0 |
| Soft drink | 6 | 16 | 2 | |
| Placebo varnish | Water | 24 | 0 | 0 |
| Soft drink | 14 | 10 | 0 |
* Q² test (scores associated with water x soft drink): TiF4, Q²=2.12 and p = 0.146; NaF, Q²=3.78 and p = 0.151 and Placebo, Q²=12.6 and p < 0.01. The effect of treatments and the scores were also associated under the condition soft drinks (erosion): TiF4 x NaF x Placebo, Q²=8.55 and p = 0.074.